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QYZH.InteractiveMagazine/QYZH.InteractiveMagazine.Service/UserAnswerTaskService.cs

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using Microsoft.Extensions.Logging;
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using QYZH.InteractiveMagazine.Common.Helpers;
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using QYZH.InteractiveMagazine.IService;
using QYZH.InteractiveMagazine.Models.Common;
using QYZH.InteractiveMagazine.Models.Dto;
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using QYZH.InteractiveMagazine.Models.Dto.Points;
using QYZH.InteractiveMagazine.Models.Dto.UserAnswerTaskService;
using QYZH.InteractiveMagazine.Models.Entity;
using QYZH.InteractiveMagazine.Models.Enum;
using QYZH.InteractiveMagazine.Repository;
namespace QYZH.InteractiveMagazine.Service;
/// <summary>
/// 用户作答任务服务实现
/// </summary>
public class UserAnswerTaskService(
BaseRepository<JournalPageTaskUserAnswer> answerRepository,
BaseRepository<Journal> journalRepository,
BaseRepository<JournalCatalog> catalogRepository,
BaseRepository<JournalPage> pageRepository,
BaseRepository<JournalPageTask> taskRepository,
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BaseRepository<UserJournal> userJournalRepository,
BaseRepository<Users> usersRepository,
BaseRepository<CheckInRecord> checkInRecordRepository,
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BaseRepository<UserPet> userPetRepository,
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IPointsService pointsService,
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IPetService petService,
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ILogger<UserAnswerTaskService> logger)
: BaseRepository<JournalPageTaskUserAnswer>, IUserAnswerTaskService
{
/// <summary>
/// ============================================
/// 方法思路:
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/// 1. 首先验证 UserJournal 表,获取用户绑定的杂志列表
/// - 如果用户没有绑定任何杂志,直接返回空列表
/// 2. 批量预加载策略为避免N+1查询问题先按期刊维度批量加载所有关联数据
/// - 期刊基本信息
/// - 一级栏目ParentId == 0
/// - 所有任务按期刊ID
/// - 所有页面按期刊ID
/// 3. 查询用户在这些期刊下的作答记录
/// 4. 跨页题目处理核心:
/// - 跨页题目定义JournalPageTask.Id != GroupId同一个GroupId下有多个任务
/// - 进度计算按GroupId去重已完成条件是该GroupId下所有任务都完成Status=1
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/// - 积分计算按GroupId去重每个GroupId只计算一次积分取主任务的积分
/// 5. 状态判定逻辑:
/// - 未开始:无任何作答记录
/// - 进行中:有作答记录但未全部完成
/// - 已完成所有GroupId都完成
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/// 6. 用户未作答任何任务时:
/// - 仍返回绑定杂志的进度信息
/// - 进度、成长值、积分为0
/// - 连续打卡、剩余篇数正常计算
/// ============================================
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/// </summary>
/// <param name="userId">用户ID</param>
/// <returns>用户所有期刊的学习进度列表</returns>
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public async Task<List<JournalProgressOutput>> GetJournalProgressAsync(long userId)
{
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#region 1. UserJournal
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// ============================================
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// 第一步:先验证 UserJournal 表数据
// 获取用户绑定的所有杂志 ID
// 如果没有绑定的杂志,直接返回空列表,不进行后续查询
// ============================================
var boundJournalIds = await userJournalRepository.Context.Queryable<UserJournal>()
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.Where(uj => uj.UserId == userId)
.Select(uj => uj.JournalId)
.ToListAsync();
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if (boundJournalIds == null || boundJournalIds.Count == 0)
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{
return new List<JournalProgressOutput>();
}
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var journalIds = boundJournalIds.Distinct().ToList();
#endregion
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#region 2.
// ============================================
// 第二步批量预加载关联实体按期刊维度全量加载避免N+1查询
// - 期刊基本信息
// - 一级栏目ParentId == 0 表示一级目录)
// - 所有任务
// - 所有页面(用于计算剩余篇数)
// ============================================
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var journals = await journalRepository.Context.Queryable<Journal>()
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.Where(j => journalIds.Contains(j.Id))
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.ToListAsync();
var allCatalogs = await catalogRepository.Context.Queryable<JournalCatalog>()
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.Where(c => journalIds.Contains(c.JournalId) && c.ParentId == 0)
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.ToListAsync();
var allTasks = await taskRepository.Context.Queryable<JournalPageTask>()
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.Where(t => journalIds.Contains(t.JournalId))
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.ToListAsync();
var allPages = await pageRepository.Context.Queryable<JournalPage>()
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.Where(p => journalIds.Contains(p.JournalId))
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.ToListAsync();
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#endregion
#region 3.
// ============================================
// 第三步:查询用户在这些绑定杂志下的作答记录
// 只查询绑定杂志的作答记录,减少数据量
// ============================================
var userAnswers = await answerRepository.Context.Queryable<JournalPageTaskUserAnswer>()
.Where(a => a.UserId == userId && journalIds.Contains(a.JournalId))
.ToListAsync();
#endregion
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#region 4.
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var consecutiveDays = await CalculateConsecutiveDaysAsync(userId);
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#endregion
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#region 5. /ID集合
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// 用户已作答的任务ID集合包含进行中和已完成
var userAnsweredTaskIds = userAnswers.Select(a => a.JournalPageTaskId).ToHashSet();
var userAnsweredPageIds = userAnswers.Select(a => a.JournalPageId).ToHashSet();
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// 用户已完成的任务ID集合
// 【已完成判断逻辑】
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// Status: 0=未批阅1=已批阅
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var userCompletedTaskIds = userAnswers
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.Where(a => a.Status == (int)UserAnswerStatusEnum.Complete)
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.Select(a => a.JournalPageTaskId)
.ToHashSet();
#endregion
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#region 6.
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// ============================================
// 第四步:按期刊分组聚合
// 遍历每个绑定的杂志,计算进度、积分、成长值等
// ============================================
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var result = new List<JournalProgressOutput>();
foreach (var journal in journals)
{
// 该期刊下所有任务
var journalTasks = allTasks.Where(t => t.JournalId == journal.Id).ToList();
// 该期刊的一级栏目数
var catalogCount = allCatalogs.Count(c => c.JournalId == journal.Id);
// 【跨页题目-进度计算】总任务数:按 GroupId 去重,跨页题目只算一个
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var totalGroupIds = journalTasks.Select(t => t.GroupId).Distinct().ToList();
var totalTaskCount = totalGroupIds.Count;
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// 【跨页题目-已完成判断】已完成的 GroupId 列表
// 关键:必须该 GroupId 下所有任务都完成,才算该 GroupId 完成
var completedGroupIds = journalTasks
.GroupBy(t => t.GroupId)
.Where(g => g.All(t => userCompletedTaskIds.Contains(t.Id)))
.Select(g => g.Key)
.ToList();
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var completedTaskCount = completedGroupIds.Count;
// ============================================
// 【积分和成长值计算】
// 1. totalGrowthPoints从已完成作答记录中按 JournalPageTaskGroupId 查询主任务Id=GroupId的 GrowthPoint
// 2. totalPoints统计该期刊下已完成任务的 Points 总数
// ============================================
// 该期刊下用户已完成的作答记录
// 【已完成判断逻辑】
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// Status: 0=未批阅1=已批阅
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var completedAnswers = userAnswers
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.Where(a => a.JournalId == journal.Id && a.Status == (int)UserAnswerStatusEnum.Complete)
.ToList();
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// 按 JournalPageTaskGroupId 去重,获取已完成的主任务 ID 列表
var completedGroupIdsSet = completedAnswers.Select(a => a.JournalPageTaskGroupId).Distinct().ToList();
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// 从主任务表查询这些 GroupId 对应的 GrowthPoint 和 Points
var mainTasks = allTasks
.Where(t => completedGroupIdsSet.Contains(t.GroupId) && t.Id == t.GroupId)
.ToList();
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// 累计成长值(从主任务的 GrowthPoint 累加)
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var totalGrowthPoints = mainTasks.Sum(t => t.GrowthPoint);
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// 累计积分(从已完成任务的 Points 累加,每个 GroupId 只计算一次)
var totalPoints = mainTasks.Sum(t => t.Points);
// 【进度百分比计算】按篇数统计
// 只计算有题目的页面,进度 = 已答篇数 / 有题目的总篇数 × 100
var pagesWithTasks = journalTasks.Select(t => t.JournalPageId).Distinct().ToHashSet();
var totalPagesWithTasks = pagesWithTasks.Count;
var answeredPagesWithTasks = pagesWithTasks.Count(userAnsweredPageIds.Contains);
var progress = totalPagesWithTasks > 0
? Math.Round((double)answeredPagesWithTasks / totalPagesWithTasks * 100, 2)
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: 0;
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// 剩余篇数:有题目的页面总数 - 已作答的有题目页面数
var remainingPages = totalPagesWithTasks - answeredPagesWithTasks;
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result.Add(new JournalProgressOutput
{
JournalId = journal.Id,
JournalName = journal.Name ?? string.Empty,
CatalogCount = catalogCount,
TotalTaskCount = totalTaskCount,
CompletedTaskCount = completedTaskCount,
TotalGrowthPoints = totalGrowthPoints,
TotalPoints = totalPoints,
Progress = progress,
RemainingPages = remainingPages,
ConsecutiveDays = consecutiveDays
});
}
return result;
#endregion
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}
/// <summary>
/// ============================================
/// 方法思路:计算用户连续打卡天数
/// 1. 获取今天和昨天的日期
/// 2. 查询昨天是否有打卡记录
/// 3. 如果昨天没有打卡记录返回0连续打卡中断
/// 4. 如果昨天有打卡记录:
/// - 查询今天是否有打卡记录
/// - 今天有记录:返回今天的连续天数
/// - 今天无记录:返回昨天的连续天数
/// ============================================
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/// </summary>
/// <param name="userId">用户ID</param>
/// <returns>连续打卡天数</returns>
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private async Task<int> CalculateConsecutiveDaysAsync(long userId)
{
var today = DateTime.Now.Date;
var yesterday = today.AddDays(-1);
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// 查询昨天是否有打卡记录
var yesterdayRecord = await checkInRecordRepository.Context.Queryable<CheckInRecord>()
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.Where(r => r.UserId == userId && r.CheckInDate.Date == yesterday)
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.FirstAsync();
// 如果昨天没有打卡记录连续天数为0连续打卡中断
if (yesterdayRecord == null)
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{
return 0;
}
// 昨天有打卡记录,检查今天是否已打卡
var todayRecord = await checkInRecordRepository.Context.Queryable<CheckInRecord>()
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.Where(r => r.UserId == userId && r.CheckInDate.Date == today)
.FirstAsync();
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// 今天已打卡:返回今天的连续天数;今天未打卡:返回昨天的连续天数
return todayRecord?.ConsecutiveDays ?? yesterdayRecord.ConsecutiveDays;
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}
/// <summary>
/// ============================================
/// 方法思路:获取目录列表(按一级目录分组展示)
/// 1. 批量预加载:该期刊下所有目录、页面、任务、用户作答记录
/// 2. 目录结构处理:
/// - 一级目录ParentId=0 且 Type=Unit
/// - 二级目录ParentId=一级目录Id 且 Type=Unit
/// - 文章目录Type=Page
/// 3. 【关键】如果一级目录下没有二级栏目Type=Unit的子目录
/// 则该一级目录不参与任何计算,直接跳过
/// 4. 跨页题目处理:
/// - 状态判断按GroupId去重已完成条件是该GroupId下所有任务都完成Status=1
/// - 积分计算按GroupId去重每个GroupId只计算一次积分
/// - 已作答判断只要有一个任务作答就算该GroupId已作答包含进行中和已完成
/// 5. 状态判定:
/// - 未开始无任何GroupId被作答
/// - 进行中有GroupId被作答但未全部完成
/// - 已完成所有GroupId都完成
/// ============================================
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/// </summary>
/// <param name="journalId">期刊ID</param>
/// <param name="userId">用户ID</param>
/// <returns>目录列表(按一级目录分组)</returns>
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public async Task<List<CatalogListOutput>> GetCatalogListAsync(long journalId, long userId)
{
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#region 0.
// ============================================
// 第一步:验证 UserJournal 表,确认用户是否绑定了该杂志
// 如果用户没有绑定该杂志,直接返回空列表
// ============================================
var isBound = await userJournalRepository.Context.Queryable<UserJournal>()
.Where(uj => uj.UserId == userId && uj.JournalId == journalId)
.AnyAsync();
if (!isBound)
{
return new List<CatalogListOutput>();
}
#endregion
#region 1.
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// 1. 查询期刊
var journal = await journalRepository.Context.Queryable<Journal>()
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.Where(j => j.Id == journalId)
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.FirstAsync();
if (journal == null)
{
return new List<CatalogListOutput>();
}
#endregion
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#region 2.
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// 2. 批量加载关联数据
var allCatalogs = await catalogRepository.Context.Queryable<JournalCatalog>()
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.Where(c => c.JournalId == journalId)
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.ToListAsync();
var allPages = await pageRepository.Context.Queryable<JournalPage>()
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.Where(p => p.JournalId == journalId)
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.ToListAsync();
var allTasks = await taskRepository.Context.Queryable<JournalPageTask>()
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.Where(t => t.JournalId == journalId)
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.ToListAsync();
var userAnswers = await answerRepository.Context.Queryable<JournalPageTaskUserAnswer>()
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.Where(a => a.JournalId == journalId && a.UserId == userId)
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.ToListAsync();
#endregion
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#region 3. /ID集合
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// 3. 用户已作答的任务ID集合包含进行中和已完成
var userAnsweredTaskIds = userAnswers.Select(a => a.JournalPageTaskId).ToHashSet();
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// 用户已完成的任务ID集合
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// 【已完成判断逻辑】
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var userCompletedTaskIds = userAnswers
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.Where(a => a.Status == (int)UserAnswerStatusEnum.Complete)
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.Select(a => a.JournalPageTaskId)
.ToHashSet();
#endregion
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#region 4.
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// 4. 按一级目录分组
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var firstLevelCatalogs = allCatalogs.Where(c => c.ParentId == 0).OrderBy(c => c.Sort).ToList();
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var result = new List<CatalogListOutput>();
foreach (var firstCatalog in firstLevelCatalogs)
{
// ============================================
// 文章篇数计算逻辑:
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// - 篇数 = 有题目的页面数(有 JournalPageTask 的页面)
// - 有二级栏目:累加所有二级栏目下有题目的页面数
// - 没有二级栏目:统计一级栏目下直接有题目的页面数
// ============================================
int articleCount = 0;
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var children = new List<SecondCatalogOutput>();
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// 该一级目录下的二级单元目录
var secondLevelCatalogs = allCatalogs
.Where(c => c.ParentId == firstCatalog.Id)
.OrderBy(c => c.Sort)
.ToList();
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if (secondLevelCatalogs.Count > 0)
{
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// 有二级单元:按二级单元分组统计
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foreach (var secondCatalog in secondLevelCatalogs)
{
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// 二级目录下的所有页面JournalPage.JournalCatalogId = 二级目录ID
var secondLevelPages = allPages
.Where(p => p.JournalCatalogId == secondCatalog.Id)
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.ToList();
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var secondLevelPageIds = secondLevelPages.Select(p => p.Id).ToHashSet();
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// 二级目录下有题目的页面(有 JournalPageTask 的页面)
var pagesWithTasks = allTasks
.Where(t => secondLevelPageIds.Contains(t.JournalPageId))
.Select(t => t.JournalPageId)
.Distinct()
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.ToHashSet();
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// 【关键】如果二级目录下没有有题目的页面,则跳过,不统计到 children
if (pagesWithTasks.Count == 0)
{
continue;
}
// 累加该二级栏目下有题目的页面数(文章篇数)
articleCount += pagesWithTasks.Count;
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// 二级单元下的所有任务
var secondLevelTasks = allTasks.Where(t => secondLevelPageIds.Contains(t.JournalPageId)).ToList();
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// 判定状态(基于 AnswerStatus >= 1 判断已完成,按页面维度统计)
// 【已完成判断逻辑】
// AnswerStatus: 0=未答题1=已答题2=正确3=半对4=错误
// 只要 AnswerStatus >= 1已答题说明该页面已完成
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string status;
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// 总页面数(有题目的页面)
var totalPageCount = pagesWithTasks.Count;
// 已完成页面数:该页面有答题记录且 AnswerStatus >= 1
var completedPageCount = pagesWithTasks
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.Count(pageId => userAnswers.Any(a => a.JournalPageId == pageId && a.Status == (int)UserAnswerStatusEnum.Complete));
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// 已作答页面数:该页面有答题记录即可
var answeredPageCount = pagesWithTasks
.Count(pageId => userAnswers.Any(a => a.JournalPageId == pageId));
// 状态判定逻辑:
// - answeredPageCount == 0没有任何页面被作答 → 未开始
// - completedPageCount == totalPageCount所有页面都完成 → 已完成
// - 其他:有页面被作答但未全部完成 → 进行中
if (answeredPageCount == 0)
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status = "未开始";
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else if (completedPageCount == totalPageCount)
status = "已完成";
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else
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status = "进行中";
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// 计算该二级目录的总成长值和总积分跨页题目按GroupId去重
var distinctSecondLevelTasks = secondLevelTasks
.GroupBy(t => t.GroupId)
.Select(g => g.First())
.ToList();
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var totalGrowthPoints = distinctSecondLevelTasks.Sum(t => t.GrowthPoint);
var totalPoints = distinctSecondLevelTasks.Sum(t => t.Points);
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children.Add(new SecondCatalogOutput
{
CatalogId = secondCatalog.Id,
CatalogName = secondCatalog.Name ?? string.Empty,
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TotalPoints = totalPoints,
TotalGrowthPoints = totalGrowthPoints,
Status = status
});
}
}
else
{
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// 没有二级单元:统计一级栏目下直接有题目的页面数
var firstLevelPages = allPages
.Where(p => p.JournalCatalogId == firstCatalog.Id)
.ToList();
var firstLevelPageIds = firstLevelPages.Select(p => p.Id).ToHashSet();
var pagesWithTasks = allTasks
.Where(t => firstLevelPageIds.Contains(t.JournalPageId))
.Select(t => t.JournalPageId)
.Distinct()
.ToHashSet();
articleCount = pagesWithTasks.Count;
// Children保持为空集合不添加任何子项
}
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result.Add(new CatalogListOutput
{
CatalogId = firstCatalog.Id,
CatalogName = firstCatalog.Name ?? string.Empty,
JournalName = journal.Name ?? string.Empty,
ArticleCount = articleCount,
Children = children
});
}
#endregion
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#region 5.
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return result;
#endregion
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}
/// <summary>
/// ============================================
/// 方法思路:获取一级目录概览(含二级目录详情和任务完成状态)
/// 1. 批量预加载:该期刊下所有目录、页面、任务、用户作答记录
/// 2. 获取该一级目录下的所有文章目录Type=Page
/// 3. 跨页题目处理:
/// - 总任务数按GroupId去重跨页题目只算一个
/// - 状态判断按GroupId去重已完成条件是该GroupId下所有任务都完成Status=1
/// - 已作答判断只要有一个任务作答就算该GroupId已作答
/// 4. 状态格式:"已完成数/总数 已完成/进行中/未开始"
/// 例如:"2/3 进行中" 表示3个GroupId中已完成2个
/// ============================================
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/// </summary>
/// <param name="catalogId">一级目录ID</param>
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/// <param name="userId">用户ID</param>
/// <returns>一级目录概览信息</returns>
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public async Task<CatalogOverviewOutput> GetCatalogOverviewAsync(long catalogId, long userId)
{
#region 1.
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// 1. 查询一级目录
var firstCatalog = await catalogRepository.Context.Queryable<JournalCatalog>()
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.Where(c => c.Id == catalogId)
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.FirstAsync();
if (firstCatalog == null)
{
return null;
}
#endregion
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#region 2.
// ============================================
// 验证 UserJournal 表,确认用户是否绑定了该杂志
// 如果用户没有绑定该杂志,直接返回 null
// ============================================
var isBound = await userJournalRepository.Context.Queryable<UserJournal>()
.Where(uj => uj.UserId == userId && uj.JournalId == firstCatalog.JournalId)
.AnyAsync();
if (!isBound)
{
return null;
}
#endregion
#region 3.
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// 2. 批量加载关联数据
var allCatalogs = await catalogRepository.Context.Queryable<JournalCatalog>()
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.Where(c => c.JournalId == firstCatalog.JournalId)
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.ToListAsync();
var allPages = await pageRepository.Context.Queryable<JournalPage>()
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.Where(p => p.JournalId == firstCatalog.JournalId)
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.ToListAsync();
var allTasks = await taskRepository.Context.Queryable<JournalPageTask>()
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.Where(t => t.JournalId == firstCatalog.JournalId)
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.ToListAsync();
var userAnswers = await answerRepository.Context.Queryable<JournalPageTaskUserAnswer>()
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.Where(a => a.JournalId == firstCatalog.JournalId && a.UserId == userId)
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.ToListAsync();
#endregion
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#region 4. /ID集合
// 用户已作答的任务ID集合包含进行中和已完成
var userAnsweredTaskIds = userAnswers.Select(a => a.JournalPageTaskId).ToHashSet();
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// 用户已完成的任务ID集合
// 【已完成判断逻辑】
// AnswerStatus: 0=未答题1=已答题2=正确3=半对4=错误
// 只要 AnswerStatus >= 1已答题说明作业已完成
var userCompletedTaskIds = userAnswers
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.Where(a => a.Status == (int)UserAnswerStatusEnum.Complete)
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.Select(a => a.JournalPageTaskId)
.ToHashSet();
#endregion
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#region 5.
// 获取该一级目录下所有二级目录不区分Type
var secondLevelCatalogs = allCatalogs
.Where(c => c.ParentId == firstCatalog.Id)
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.OrderBy(c => c.Sort)
.ToList();
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// 文章篇数 = 有题目的页面数(有 JournalPageTask 的页面)
int articleCount = 0;
// 总任务数(按 GroupId 去重)
int totalTaskCount = 0;
// 构建子目录详情列表
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var subCatalogs = new List<SubCatalogDetailOutput>();
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foreach (var secondCatalog in secondLevelCatalogs)
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{
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// 二级目录下的所有页面
var secondLevelPages = allPages
.Where(p => p.JournalCatalogId == secondCatalog.Id)
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.OrderBy(p => p.PageNum)
.ToList();
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var secondLevelPageIds = secondLevelPages.Select(p => p.Id).ToHashSet();
// 二级目录下有题目的页面(有 JournalPageTask 的页面)
var pagesWithTasks = allTasks
.Where(t => secondLevelPageIds.Contains(t.JournalPageId))
.Select(t => t.JournalPageId)
.Distinct()
.ToHashSet();
// 如果二级目录下没有有题目的页面,则跳过
if (pagesWithTasks.Count == 0)
{
continue;
}
// 累加文章篇数
articleCount += pagesWithTasks.Count;
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// 该文章下的所有任务
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var articleTasks = allTasks.Where(t => secondLevelPageIds.Contains(t.JournalPageId)).ToList();
// taskCount = GroupId 去重数(跨页题目只算一个)
var taskCount = articleTasks.Select(t => t.GroupId).Distinct().Count();
// GroupId 去重数(用于状态判断)
var totalGroupCount = taskCount;
// 累加总任务数
totalTaskCount += taskCount;
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// 页码范围
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var startPage = secondLevelPages.Count > 0 ? secondLevelPages.Min(p => p.PageNum) : 0;
var endPage = secondLevelPages.Count > 0 ? secondLevelPages.Max(p => p.PageNum) : 0;
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// 状态格式1/2 进行中、2/2 已完成、0/2 未开始(按 GroupId 去重统计)
// 只要 AnswerStatus >= 1已答题说明该 GroupId 已完成
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string status;
if (totalGroupCount == 0)
{
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status = "0/0 未开始";
}
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else
{
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// 已完成 GroupId 数(该 GroupId 下所有任务都 AnswerStatus >= 1 才算完成)
var completedGroupCount = articleTasks
.GroupBy(t => t.GroupId)
.Where(g => g.All(t => userCompletedTaskIds.Contains(t.Id)))
.Count();
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// 已作答 GroupId 数(只要有一个任务作答就算该 GroupId 已作答)
var answeredGroupCount = articleTasks
.Where(t => userAnsweredTaskIds.Contains(t.Id))
.Select(t => t.GroupId)
.Distinct()
.Count();
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if (answeredGroupCount == 0)
status = $"0/{totalGroupCount} 未开始";
else if (completedGroupCount == totalGroupCount)
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status = $"{totalGroupCount}/{totalGroupCount} 已完成";
else
status = $"{completedGroupCount}/{totalGroupCount} 进行中";
}
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subCatalogs.Add(new SubCatalogDetailOutput
{
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CatalogId = secondCatalog.Id,
SecondLevelCatalogName = secondCatalog.Name ?? string.Empty,
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StartPage = startPage,
EndPage = endPage,
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TaskCount = taskCount,
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Status = status
});
}
#endregion
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#region 6.
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return new CatalogOverviewOutput
{
CatalogId = firstCatalog.Id,
FirstLevelCatalogName = firstCatalog.Name ?? string.Empty,
PageCount = articleCount,
TotalTaskCount = totalTaskCount,
SubCatalogs = subCatalogs
};
#endregion
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}
/// <summary>
/// ============================================
/// 方法思路:获取用户答题任务列表
/// 1. 根据二级栏目ID查询栏目基本信息一级栏目名称、栏目名称、页码范围
/// 2. 按GroupId分组每个GroupId对应一个任务项
/// 3. 每个任务项包含:任务名称、总成长值、总积分、状态
/// 4. 【跨页题目处理】
/// - 是否跨页Id != GroupId
/// - 任务名称:取 Id == GroupId 的主任务的Task字段
/// - 成长值/积分取主任务的每个GroupId只算一次
/// - 状态判断必须该GroupId下所有任务都完成(Status=1)才算该GroupId完成
/// ============================================
/// <param name="catalogId">二级栏目ID/param>
/// <param name="userId">用户ID</param>
/// </summary>
/// <returns>用户答题任务列表信息</returns>
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public async Task<UserAnswerTaskListOutput> GetUserAnswerTaskListAsync(long catalogId, long userId)
{
#region 1.
// 1. 查询目录(二级栏目)
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var catalog = await catalogRepository.Context.Queryable<JournalCatalog>()
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.Where(c => c.Id == catalogId)
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.FirstAsync();
if (catalog == null)
{
return null;
}
#endregion
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#region 2.
// ============================================
// 验证 UserJournal 表,确认用户是否绑定了该杂志
// 如果用户没有绑定该杂志,直接返回 null
// ============================================
var isBound = await userJournalRepository.Context.Queryable<UserJournal>()
.Where(uj => uj.UserId == userId && uj.JournalId == catalog.JournalId)
.AnyAsync();
if (!isBound)
{
return null;
}
#endregion
#region 3.
// ============================================
// 【获取一级栏目名称】
// 通过 ParentId 关联查询一级栏目名称
// ============================================
string firstLevelCatalogName = string.Empty;
if (catalog.ParentId > 0)
{
var firstLevelCatalog = await catalogRepository.Context.Queryable<JournalCatalog>()
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.Where(c => c.Id == catalog.ParentId)
.FirstAsync();
firstLevelCatalogName = firstLevelCatalog?.Name ?? string.Empty;
}
#endregion
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#region 4.
// ============================================
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// 批量加载关联数据
// ============================================
// 该栏目下的所有页面
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var allPages = await pageRepository.Context.Queryable<JournalPage>()
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.Where(p => p.JournalCatalogId == catalogId)
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.ToListAsync();
// 该期刊下所有任务(用于跨页题目关联查询)
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var allTasks = await taskRepository.Context.Queryable<JournalPageTask>()
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.Where(t => t.JournalId == catalog.JournalId)
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.ToListAsync();
// 该用户在该期刊下所有作答记录
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var userAnswers = await answerRepository.Context.Queryable<JournalPageTaskUserAnswer>()
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.Where(a => a.JournalId == catalog.JournalId && a.UserId == userId)
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.ToListAsync();
#endregion
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#region 5. ID及任务
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// 获取该目录下的所有页面ID
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var pageIds = allPages.Select(p => p.Id).ToHashSet();
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// 该目录下的所有任务仅用于筛选哪些GroupId属于当前栏目
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var catalogTasks = allTasks.Where(t => pageIds.Contains(t.JournalPageId)).ToList();
// 【跨页题目-关键】
// 跨页题目的任务可能分布在不同页面(甚至不同栏目)下
// 所以需要从整个期刊的所有任务(allTasks)中按GroupId获取完整的任务组
// 否则无法正确判断跨页题目是否全部完成
var catalogGroupIds = catalogTasks.Select(t => t.GroupId).ToHashSet();
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// 用户已作答的任务ID集合包含进行中和已完成
var userAnsweredTaskIds = userAnswers.Select(a => a.JournalPageTaskId).ToHashSet();
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// 用户已完成的任务ID集合Status=1表示已完成
var userCompletedTaskIds = userAnswers.Where(a => a.Status == (int)UserAnswerStatusEnum.Complete).Select(a => a.JournalPageTaskId).ToHashSet();
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// 计算页码范围
var startPage = allPages.Count > 0 ? allPages.Min(p => p.PageNum) : 0;
var endPage = allPages.Count > 0 ? allPages.Max(p => p.PageNum) : 0;
#endregion
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#region 6. GroupId分组生成任务列表
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// ============================================
// 【跨页题目-按GroupId分组生成任务列表】
// 关键从整个期刊的所有任务中按GroupId取完整分组
// 每个GroupId对应一个任务项
// - 任务名称:取 Id == GroupId 的主任务的Task字段
// - 成长值/积分取主任务的每个GroupId只算一次
// - 状态:
// - 未开始该GroupId下无任何任务被作答
// - 已完成该GroupId下所有任务都完成(Status=1)
// - 进行中:有作答但未全部完成
// ============================================
var taskItems = new List<UserAnswerTaskItemOutput>();
// 从整个期刊的所有任务中筛选出属于当前栏目的GroupId的完整分组
var groupTasks = allTasks
.Where(t => catalogGroupIds.Contains(t.GroupId))
.GroupBy(t => t.GroupId)
.ToList();
foreach (var group in groupTasks)
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{
var groupId = group.Key;
// 取主任务Id == GroupId
var mainTask = group.FirstOrDefault(t => t.Id == groupId) ?? group.First();
// 计算该GroupId下所有任务的答题时间
var taskIds = group.Select(t => t.Id).ToHashSet();
var groupAnswerSeconds = userAnswers
.Where(a => taskIds.Contains(a.JournalPageTaskId))
.Sum(a => a.AnswerSeconds);
var groupAnswerMinutes = Math.Round(groupAnswerSeconds / 60.0, 2);
// 判断该GroupId是否有作答记录
bool hasAnswer = group.Any(t => userAnsweredTaskIds.Contains(t.Id));
// 判断该GroupId是否全部完成
bool isAllCompleted = group.All(t => userCompletedTaskIds.Contains(t.Id));
// 计算状态
string taskStatus;
if (!hasAnswer)
taskStatus = "未开始";
else if (isAllCompleted)
taskStatus = "已完成";
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else
taskStatus = "进行中";
taskItems.Add(new UserAnswerTaskItemOutput
{
GroupId = groupId,
TaskName = mainTask.Task ?? string.Empty,
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TotalGrowthPoints = mainTask.GrowthPoint,
TotalPoints = mainTask.Points,
AnswerMinutes = groupAnswerMinutes,
Status = taskStatus
});
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}
#endregion
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#region 7.
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return new UserAnswerTaskListOutput
{
FirstLevelCatalogName = firstLevelCatalogName,
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CatalogName = catalog.Name ?? string.Empty,
StartPage = startPage,
EndPage = endPage,
Tasks = taskItems
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};
#endregion
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}
/// <summary>
/// ============================================
/// 方法思路:获取跨页题目详情
/// 1. 根据 groupId 查询该分组下的所有任务
/// 2. 跨页题目判定:
/// - 任务数 > 1 → 跨页题目
/// - 任务数 == 1 且 Id != groupId → 跨页题目(子任务进入)
/// - 任务数 == 1 且 Id == groupId → 普通题目
/// 3. 图片数组获取逻辑:
/// - 已答题:使用用户上传的 PageAnswerUrl 数组
/// - 未答题:使用任务的 TaskUrl 数组补齐
/// 4. 栏目名称获取:
/// - 二级栏目名称:通过页面关联的 JournalCatalogId 查询
/// - 一级栏目名称:通过二级栏目的 ParentId 查询
/// 5. 是否可领取积分判断:
/// - 任务必须已完成Status=1
/// - 跨页题目:所有任务都完成才能领取
/// - 普通题目:当前任务完成即可领取
/// - 且未领取过积分
/// ============================================
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/// </summary>
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/// <param name="groupId">任务分组IDJournalPageTaskGroupId</param>
/// <param name="userId">用户ID</param>
/// <returns>跨页题目详情</returns>
public async Task<CrossPageTaskOutput> GetCrossPageTaskAsync(long groupId, long userId)
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{
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#region 0.
// 1. 查询该 GroupId 下的所有任务
var allTasks = await taskRepository.Context.Queryable<JournalPageTask>()
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.Where(t => t.GroupId == groupId)
.OrderBy(t => t.Id)
.ToListAsync();
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if (allTasks == null || allTasks.Count == 0)
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{
return null;
}
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// ============================================
// 验证 UserJournal 表,确认用户是否绑定了该杂志
// 如果用户没有绑定该杂志,直接返回 null
// ============================================
var journalId = allTasks[0].JournalId;
var isBound = await userJournalRepository.Context.Queryable<UserJournal>()
.Where(uj => uj.UserId == userId && uj.JournalId == journalId)
.AnyAsync();
if (!isBound)
{
return null;
}
#endregion
#region 1.
// ============================================
// 【跨页题目判定】
// 判断标准:
// - 任务数 > 1 → 跨页题目
// - 任务数 == 1 且 Id != groupId → 跨页题目(子任务进入)
// - 任务数 == 1 且 Id == groupId → 普通题目
// ============================================
bool isCrossPage = allTasks.Count > 1 || (allTasks.Count == 1 && allTasks[0].Id != groupId);
// 获取主任务Id == GroupId用于跨页题目获取任务名称、积分等
var mainTask = allTasks.FirstOrDefault(t => t.Id == groupId);
// 获取任一任务作为基础信息(用于栏目查询等)
var baseTask = allTasks[0];
#endregion
#region 2.
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// ============================================
// 【获取相关任务列表】
// 跨页题目allTasks 即为相关任务列表
// 非跨页题目:单任务列表
// ============================================
List<JournalPageTask> relatedTasks = allTasks;
#endregion
#region 3. /
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// ============================================
// 【获取栏目名称】
// 二级栏目名称:通过页面关联的 JournalCatalogId 查询
// 一级栏目名称:通过二级栏目的 ParentId 查询
// ============================================
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var page = await pageRepository.Context.Queryable<JournalPage>()
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.Where(p => p.Id == baseTask.JournalPageId)
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.FirstAsync();
string catalogName = string.Empty;
string firstLevelCatalogName = string.Empty;
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if (page != null)
{
// 获取二级栏目
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var catalog = await catalogRepository.Context.Queryable<JournalCatalog>()
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.Where(c => c.Id == page.JournalCatalogId)
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.FirstAsync();
catalogName = catalog?.Name ?? string.Empty;
// 获取一级栏目名称
if (catalog != null && catalog.ParentId > 0)
{
var firstLevelCatalog = await catalogRepository.Context.Queryable<JournalCatalog>()
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.Where(c => c.Id == catalog.ParentId)
.FirstAsync();
firstLevelCatalogName = firstLevelCatalog?.Name ?? string.Empty;
}
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}
#endregion
#region 4. Images
// ============================================
// 【获取图片数组】
// 核心逻辑:已答题返回 PageAnswerUrl未答题返回 TaskUrl 补齐
// 跨页题目:
// - 用户答了部分:已答页用 PageAnswerUrl未答页用 TaskUrl 补齐
// - 用户全部作答:全部用 PageAnswerUrl
// - 用户未作答:全部用 TaskUrl
// - 按主页面页码PageNum升序排列确保拼图顺序正确
// 非跨页题目:取单条答题记录的 PageAnswerUrl未答题返回空集合
// ============================================
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var images = new List<string>();
// 统一查询用户答题记录(用于图片获取和后续领取积分判断)
List<JournalPageTaskUserAnswer> userAnswers;
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if (isCrossPage)
{
// 跨页题目:查询该 GroupId 下所有用户的答题记录
userAnswers = await answerRepository.Context.Queryable<JournalPageTaskUserAnswer>()
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.Where(a => a.JournalPageTaskGroupId == groupId && a.UserId == userId)
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.OrderBy(a => a.JournalPageTaskId)
.ToListAsync();
// ============================================
// 【跨页题目图片获取逻辑】
// 1. 收集相关任务所在页面的页码信息
// 2. 遍历每个相关任务:已答用 PageAnswerUrl未答用 TaskUrl 补齐
// 3. 按页码升序排序后输出,确保拼图顺序正确
// ============================================
// 查询相关任务对应的页面信息(用于排序)
var pageIds = relatedTasks.Select(t => t.JournalPageId).Distinct().ToList();
var pageInfoList = await pageRepository.Context.Queryable<JournalPage>()
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.Where(p => pageIds.Contains(p.Id))
.ToListAsync();
var pageInfoDict = pageInfoList.ToDictionary(p => p.Id, p => p.PageNum);
// 组装图片项:(页码, 图片地址)
var imageItems = new List<(int PageNum, string Url)>();
foreach (var relatedTask in relatedTasks)
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{
var pageNum = pageInfoDict.TryGetValue(relatedTask.JournalPageId, out var num) ? num : 0;
var userAnswer = userAnswers.FirstOrDefault(a => a.JournalPageTaskId == relatedTask.Id);
string imageUrl;
if (userAnswer != null && !string.IsNullOrEmpty(userAnswer.PageAnswerUrl))
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{
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// 已答题:使用 PageAnswerUrl加上域名
imageUrl = DomainHelper.OssFullUrl(userAnswer.PageAnswerUrl);
}
else if (!string.IsNullOrEmpty(relatedTask.TaskUrl))
{
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// 未答题或无 PageAnswerUrl使用任务的 TaskUrl 补齐(加上域名)
imageUrl = DomainHelper.OssFullUrl(relatedTask.TaskUrl);
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}
else
{
// 无任何图片可用,跳过
continue;
}
imageItems.Add((pageNum, imageUrl));
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}
// 按页码升序排序后输出图片地址
images.AddRange(imageItems.OrderBy(x => x.PageNum).Select(x => x.Url));
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}
else
{
// 非跨页题目:查询单条答题记录
var userAnswer = await answerRepository.Context.Queryable<JournalPageTaskUserAnswer>()
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.Where(a => a.JournalPageTaskId == mainTask.Id && a.UserId == userId)
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.FirstAsync();
// 赋值给 userAnswers用于后续领取积分判断
userAnswers = userAnswer != null ? new List<JournalPageTaskUserAnswer> { userAnswer } : new List<JournalPageTaskUserAnswer>();
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if (userAnswer != null && !string.IsNullOrEmpty(userAnswer.PageAnswerUrl))
{
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// 已答题,使用 PageAnswerUrl加上域名
images.Add(DomainHelper.OssFullUrl(userAnswer.PageAnswerUrl));
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}
// 未答题不返回任何图片images 保持空集合
}
#endregion
#region 5. PageAnswerDotUrl
// ============================================
// 【获取页面作答点读图片地址集合】
// 规则:已答题且 PageAnswerDotUrl 有值才返回;未答题或字段为空则跳过
// 跨页题目:遍历所有相关任务,收集有答题记录的 PageAnswerDotUrl
// 非跨页题目:取当前任务答题记录的 PageAnswerDotUrl仅在有值时返回
// ============================================
var pageAnswerDotUrls = new List<string>();
if (isCrossPage)
{
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// 跨页题目:遍历相关任务,收集有答题记录的 PageAnswerDotUrl加上域名
foreach (var relatedTask in relatedTasks)
{
var userAnswer = userAnswers.FirstOrDefault(a => a.JournalPageTaskId == relatedTask.Id);
if (userAnswer != null && !string.IsNullOrEmpty(userAnswer.PageAnswerDotUrl))
{
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pageAnswerDotUrls.Add(DomainHelper.OssFullUrl(userAnswer.PageAnswerDotUrl));
}
}
}
else
{
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// 非跨页题目:取当前任务答题记录的 PageAnswerDotUrl加上域名
// 仅在已答题且 PageAnswerDotUrl 有值时返回
if (userAnswers != null && userAnswers.Count > 0)
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{
var userAnswer = userAnswers.FirstOrDefault();
if (userAnswer != null && !string.IsNullOrEmpty(userAnswer.PageAnswerDotUrl))
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{
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pageAnswerDotUrls.Add(DomainHelper.OssFullUrl(userAnswer.PageAnswerDotUrl));
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}
}
}
#endregion
#region 6.
// ============================================
// 【是否可领取积分判断】
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// 条件:任务已完成且未领取过积分
// - Status = 1已批阅
// - AnswerStatus >= 1已答题正确/半对/错误)
// 跨页题目:所有任务都满足条件才能领取
// 普通题目:当前任务满足条件即可领取
// 【关键】子题目入口mainTask == null无法领取积分
// ============================================
bool canClaimPoints = false;
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// 【关键】如果主任务不存在(子题目入口),无法领取积分
if (mainTask == null)
{
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// 子题目无法单独领取积分CanClaimPoints 为 false
}
else
{
// 查询是否已领取过积分(用主任务的 GroupId 作为 RelatedId
var existingRecord = await answerRepository.Context.Queryable<PointsRecord>()
.Where(r => r.UserId == userId)
.Where(r => r.ChangeType == PointsChangeTypeEnum.TaskReward.ToString() && r.RelatedId == mainTask.GroupId)
.AnyAsync();
if (!existingRecord)
{
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// 未领取过积分,检查任务是否完成
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// 条件Status=1
canClaimPoints = relatedTasks.All(t => userAnswers.Any(a => a.JournalPageTaskId == t.Id && a.Status == (int)UserAnswerStatusEnum.Complete));
}
}
#endregion
#region 7.
// ============================================
// 【获取任务名称】
// 跨页题目取主任务Id == GroupId的 Task 字段
// 普通题目:取当前任务的 Task 字段
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// 子题目入口:查询主任务的 Task 字段
// ============================================
string taskName;
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if (mainTask != null)
{
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// 主任务入口,直接使用 mainTask
taskName = mainTask.Task ?? string.Empty;
}
else
{
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// 子题目入口查询主任务Id == GroupId
var realMainTask = allTasks.FirstOrDefault(t => t.Id == groupId);
if (realMainTask != null)
{
taskName = realMainTask.Task ?? string.Empty;
}
else
{
// 通过 GroupId 查询主任务(适用于子任务入口的情况)
var mainTaskByGroupId = await taskRepository.Context.Queryable<JournalPageTask>()
.Where(t => t.Id == t.GroupId && t.GroupId == groupId)
.FirstAsync();
taskName = mainTaskByGroupId?.Task ?? string.Empty;
}
}
#endregion
#region 8.
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return new CrossPageTaskOutput
{
FirstLevelCatalogName = firstLevelCatalogName,
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CatalogName = catalogName,
TaskName = taskName,
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Images = images,
PageAnswerDotUrl = pageAnswerDotUrls,
IsCrossPage = isCrossPage,
CanClaimPoints = canClaimPoints
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};
#endregion
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}
/// <summary>
/// ============================================
/// 方法思路:领取任务积分
/// 1. 根据 GroupId 查询任务信息,判断是否跨页题目
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/// 2. 查询用户答题记录校验主任务JournalPageTaskId == GroupId才能领取
/// 3. 完成校验Status=1 且 AnswerStatus>=1跨页题目需所有任务都完成
/// 4. 重复领取校验:通过 PointsRecord 表的 RelatedId + ChangeType 判断
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/// 5. 计算积分、成长值、得分(均取主任务数据)
/// 6. 调用积分服务增加积分
/// ============================================
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/// </summary>
/// <param name="groupId">任务分组IdJournalPageTask.GroupId</param>
/// <param name="userId">用户ID</param>
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/// <returns>领取积分结果(总成长值、总积分、得分、任务编号)</returns>
public async Task<ClaimTaskPointsOutput> ClaimTaskPointsAsync(long groupId, long userId)
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{
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#region 1.
// ============================================
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// 1. 查询任务与答题记录
// ============================================
var relatedTasks = await taskRepository.Context.Queryable<JournalPageTask>()
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.Where(t => t.GroupId == groupId)
.ToListAsync();
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if (relatedTasks == null || relatedTasks.Count == 0)
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{
throw new BusinessException("任务不存在", ResultCode.NOT_FOUND);
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}
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// 主任务Id == GroupId
var mainTask = relatedTasks.FirstOrDefault(t => t.Id == groupId);
if (mainTask == null)
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{
throw new BusinessException("跨页题目需要完成所有任务才能领取积分", ResultCode.BAD_REQUEST);
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}
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// 查询用户答题记录
var userAnswers = await answerRepository.Context.Queryable<JournalPageTaskUserAnswer>()
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.Where(a => a.JournalPageTaskGroupId == groupId && a.UserId == userId)
.ToListAsync();
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if (userAnswers == null || userAnswers.Count == 0)
{
throw new BusinessException("请先完成答题再领取积分", ResultCode.BAD_REQUEST);
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}
#endregion
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#region 2.
// ============================================
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// 2. 完成校验
// 主任务校验 + 跨页题目所有任务校验
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// 完成条件Status=1
// ============================================
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// 校验主任务
var mainTaskAnswer = userAnswers.FirstOrDefault(a => a.JournalPageTaskId == groupId);
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if (mainTaskAnswer == null || mainTaskAnswer.Status != (int)UserAnswerStatusEnum.Complete)
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{
throw new BusinessException("请先完成答题再领取积分", ResultCode.BAD_REQUEST);
}
// 跨页题目:校验所有任务
if (relatedTasks.Count > 1)
{
foreach (var task in relatedTasks)
{
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var answer = userAnswers.FirstOrDefault(a => a.JournalPageTaskId == task.Id);
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if (answer == null || answer.Status != (int)UserAnswerStatusEnum.Complete)
{
throw new BusinessException("跨页题目需要完成所有任务才能领取积分", ResultCode.BAD_REQUEST);
}
}
}
#endregion
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#region 3.
// ============================================
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// 3. 重复领取校验与积分计算
// ============================================
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// 重复领取校验
var existingRecord = await answerRepository.Context.Queryable<PointsRecord>()
.Where(r => r.UserId == userId)
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.Where(r => r.ChangeType == nameof(PointsChangeTypeEnum.TaskReward) && r.RelatedId == groupId)
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.FirstAsync();
if (existingRecord != null)
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{
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throw new BusinessException("积分已领取,请勿重复领取", ResultCode.BAD_REQUEST);
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}
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// 积分、成长值、得分(均取主任务数据)
int totalPoints = mainTaskAnswer.Points;
int totalGrowthPoints = mainTaskAnswer.GrowthPoints;
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float score = mainTaskAnswer.Score;
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if (totalPoints <= 0)
{
throw new BusinessException("该任务无积分可领取", ResultCode.BAD_REQUEST);
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}
#endregion
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#region 4.
// ============================================
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// 4. 事务执行领取操作
// - 手动更新 Users.Points积分累加
// - 插入积分流水记录
// - 喂养宠物(如有活跃宠物,更新宠物成长值)
// ============================================
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// 查询用户信息(获取当前积分)
var user = await usersRepository.GetByIdAsync(userId);
if (user == null)
{
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throw new BusinessException("用户不存在", ResultCode.NOT_FOUND);
}
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// 查询用户活跃宠物
var pet = await userPetRepository.Context.Queryable<UserPet>()
.Where(p => p.UserId == userId && p.Status == (int)UserPetStatusEnum.Active)
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.FirstAsync();
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var result = new ClaimTaskPointsOutput();
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await answerRepository.UseTranAsync(async () =>
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{
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// 4a. 手动更新 Users.Points积分累加
var newPointsBalance = user.Points + totalPoints;
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// 4b. 手动更新 Users.GrowthPoints成长值累加
var newGrowthPointsBalance = user.GrowthPoints + totalGrowthPoints;
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await answerRepository.Context.Updateable<Users>()
.SetColumns(u => u.Points == newPointsBalance)
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.SetColumns(u => u.GrowthPoints == newGrowthPointsBalance)
.SetColumns(u => u.UpdatedBy == userId.ToString())
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.SetColumns(u => u.UpdatedAt == DateTime.Now)
.Where(u => u.Id == userId)
.ExecuteCommandAsync();
// 4b. 插入积分流水记录
var pointsRecord = new PointsRecord
{
UserId = userId,
ChangeAmount = totalPoints,
BalanceAfter = newPointsBalance,
ChangeType = PointsChangeTypeEnum.TaskReward.ToString(),
RelatedId = groupId,
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Description = $"完成任务奖励GroupId{mainTask.GroupId}",
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Type = PointsFlowTypeEnum.Income,
Status = (int)PointsRecordStatusEnum.Success,
IsDeleted = false,
CreatedBy = "系统",
CreatedAt = DateTime.Now,
UpdatedBy = "系统",
UpdatedAt = DateTime.Now
};
await answerRepository.Context.Insertable(pointsRecord).ExecuteCommandAsync();
// 4c. 如果有活跃宠物,喂养宠物(同一事务内,更新宠物成长值)
if (pet != null && totalGrowthPoints > 0)
{
await petService.FeedPetInTranAsync(userId, new Models.Dto.Pet.FeedPetInput
{
PetId = pet.Id,
GrowthPoints = totalGrowthPoints
});
}
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// ============================================
// 【任务编号计算】
// 从 JournalPageTask.No 字段按 - 分割,取索引为 2 的部分
// 例如:"A-B-C-D" → 分割后 ["A","B","C","D"] → 取索引2 = "C"
// 前面加上"任务"
// ============================================
string taskNo = string.Empty;
if (!string.IsNullOrEmpty(mainTask.No))
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{
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var parts = mainTask.No.Split('-');
if (parts.Length >= 3)
{
taskNo = $"任务{parts[2]}";
}
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}
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result.TotalGrowthPoints = totalGrowthPoints;
result.TotalPoints = totalPoints;
result.Score = score;
result.TaskNo = taskNo;
});
return result;
#endregion
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}
/// <summary>
/// ============================================
/// 方法思路:批量领取任务积分(一键领取)
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/// 1. 遍历每个传入的 GroupId做校验筛选出可领取的任务
/// 2. 在事务中执行所有写操作:
/// - 更新 Users 表 Points积分服务内部处理
/// - 更新 Users 表 GrowthPoints累加
/// - 喂养宠物(如有活跃宠物)
/// 3. 返回结果包含:
/// - 成功数量和失败数量
/// - 成功详情列表每个GroupId的名称、积分、成长值、得分
/// - 失败详情列表每个GroupId的错误原因
/// - 总积分、总成长值、领取后余额
/// ============================================
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/// </summary>
/// <param name="input">批量领取输入GroupId列表</param>
/// <param name="userId">用户ID</param>
/// <returns>批量领取结果</returns>
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public async Task<BatchClaimPointsOutput> BatchClaimPointsAsync(BatchClaimPointsInput input, long userId)
{
#region 1.
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var result = new BatchClaimPointsOutput();
if (input == null || input.GroupIds == null || input.GroupIds.Count == 0)
{
throw new BusinessException("任务分组Id列表不能为空", ResultCode.BAD_REQUEST);
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}
#endregion
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#region 2. N+1
// ============================================
// 2. 批量查询所有数据
// - 所有 GroupId 对应的任务JournalPageTask
// - 所有 GroupId 对应的用户答题记录JournalPageTaskUserAnswer
// - 已领取的积分记录(用于重复领取校验)
// ============================================
// 2.1 批量查询所有相关任务(按 GroupId 分组)
var allTasks = await taskRepository.Context.Queryable<JournalPageTask>()
.Where(t => input.GroupIds.Contains(t.GroupId))
.ToListAsync();
var tasksByGroupId = allTasks.GroupBy(t => t.GroupId).ToDictionary(g => g.Key, g => g.ToList());
// 2.2 批量查询所有用户答题记录(按 JournalPageTaskGroupId 分组)
var allUserAnswers = await answerRepository.Context.Queryable<JournalPageTaskUserAnswer>()
.Where(a => input.GroupIds.Contains(a.JournalPageTaskGroupId) && a.UserId == userId)
.ToListAsync();
var answersByGroupId = allUserAnswers.GroupBy(a => a.JournalPageTaskGroupId).ToDictionary(g => g.Key, g => g.ToList());
// 2.3 批量查询已领取的积分记录(用于重复领取校验)
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var claimedRecords = await answerRepository.Context.Queryable<PointsRecord>()
.Where(r => input.GroupIds.Contains((long)r.RelatedId!) && r.UserId == userId)
.Where(r => r.ChangeType == nameof(PointsChangeTypeEnum.TaskReward))
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.ToListAsync();
var claimedGroupIds = claimedRecords.Select(r => r.RelatedId!.Value).ToHashSet();
#endregion
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#region 3.
// ============================================
// 3. 在内存中逐个校验每个 GroupId筛选可领取的任务
// 所有数据已在步骤2中一次性查询完成这里只做内存筛选
// ============================================
var claimableTasks = new List<(long GroupId, int Points, int GrowthPoints, float Score, string TaskNo)>();
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foreach (var groupId in input.GroupIds)
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{
try
{
// 3.1 从内存中获取相关任务
if (!tasksByGroupId.TryGetValue(groupId, out var relatedTasks) || relatedTasks.Count == 0)
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{
result.FailItems.Add(new BatchClaimFailItem
{
GroupId = groupId,
TaskNo = string.Empty,
Message = "任务不存在"
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});
continue;
}
// 3.2 判断是否跨页题目并找主任务
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bool isCrossPage = relatedTasks.Count > 1;
var mainTask = relatedTasks.FirstOrDefault(t => t.Id == groupId);
// ============================================
// 【任务编号计算】
// 从 JournalPageTask.No 字段按 - 分割,取索引为 2 的部分,前面加"任务"
// 如果找不到主任务,尝试从子任务中计算
// ============================================
string taskNo = string.Empty;
var taskForNo = mainTask ?? relatedTasks.FirstOrDefault();
if (taskForNo != null && !string.IsNullOrEmpty(taskForNo.No))
{
var parts = taskForNo.No.Split('-');
if (parts.Length >= 3)
{
taskNo = $"任务{parts[2]}";
}
}
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if (mainTask == null)
{
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result.FailItems.Add(new BatchClaimFailItem
{
GroupId = groupId,
TaskNo = taskNo,
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Message = "子题目无法单独领取积分,请从主任务入口领取"
});
continue;
}
// 3.3 从内存中获取用户答题记录
if (!answersByGroupId.TryGetValue(groupId, out var userAnswers) || userAnswers.Count == 0)
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{
result.FailItems.Add(new BatchClaimFailItem
{
GroupId = groupId,
TaskNo = taskNo,
Message = "请先完成答题再领取积分"
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});
continue;
}
// 3.4 完成校验
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var mainTaskAnswer = userAnswers.FirstOrDefault(a => a.JournalPageTaskId == groupId);
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if (mainTaskAnswer == null || mainTaskAnswer.Status != (int)UserAnswerStatusEnum.Complete)
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{
result.FailItems.Add(new BatchClaimFailItem
{
GroupId = groupId,
TaskNo = taskNo,
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Message = "请先完成答题再领取积分"
});
continue;
}
// 跨页题目:校验所有任务
if (isCrossPage)
{
bool allCompleted = relatedTasks.All(task =>
{
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var answer = userAnswers.FirstOrDefault(a => a.JournalPageTaskId == task.Id);
return answer != null && answer.Status == (int)UserAnswerStatusEnum.Complete;
});
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if (!allCompleted)
{
result.FailItems.Add(new BatchClaimFailItem
{
GroupId = groupId,
TaskNo = taskNo,
Message = "跨页题目需要完成所有任务才能领取积分"
});
continue;
}
}
// 3.5 重复领取校验
if (claimedGroupIds.Contains(groupId))
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{
result.FailItems.Add(new BatchClaimFailItem
{
GroupId = groupId,
TaskNo = taskNo,
Message = "积分已领取,请勿重复领取"
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});
continue;
}
// 3.6 计算积分、成长值、得分
int points = mainTaskAnswer.Points;
int growthPoints = mainTaskAnswer.GrowthPoints;
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float score = mainTaskAnswer.Score;
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if (points <= 0)
{
result.FailItems.Add(new BatchClaimFailItem
{
GroupId = groupId,
TaskNo = taskNo,
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Message = "该任务无积分可领取"
});
continue;
}
// 添加到可领取列表
claimableTasks.Add((groupId, points, growthPoints, score, taskNo));
}
catch (Exception ex)
{
// 异常情况下,尝试从已查询的数据中计算 taskNo
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string taskNo = string.Empty;
if (tasksByGroupId.TryGetValue(groupId, out var tasks) && tasks.Count > 0)
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{
var task = tasks.FirstOrDefault(t => t.Id == groupId) ?? tasks.FirstOrDefault();
if (task != null && !string.IsNullOrEmpty(task.No))
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{
var parts = task.No.Split('-');
if (parts.Length >= 3)
{
taskNo = $"任务{parts[2]}";
}
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}
}
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result.FailItems.Add(new BatchClaimFailItem
{
GroupId = groupId,
TaskNo = taskNo,
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Message = ex.Message
});
}
}
#endregion
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#region 4.
// ============================================
// 4. 事务执行所有领取操作
// - 手动更新 Users.Points积分累加
// - 插入积分流水记录
// - 喂养宠物(如有活跃宠物,更新宠物成长值)
// ============================================
if (claimableTasks.Count > 0)
{
// 查询用户信息(获取当前积分)
var user = await usersRepository.GetByIdAsync(userId);
if (user == null)
{
throw new BusinessException("用户不存在", ResultCode.NOT_FOUND);
}
// 查询用户活跃宠物
var pet = await userPetRepository.Context.Queryable<UserPet>()
.Where(p => p.UserId == userId && p.Status == (int)UserPetStatusEnum.Active)
.FirstAsync();
int totalGrowthPoints = 0;
int totalPointsAmount = 0;
await answerRepository.UseTranAsync(async () =>
{
foreach (var task in claimableTasks)
{
totalPointsAmount += task.Points;
totalGrowthPoints += task.GrowthPoints;
// 添加成功详情
result.SuccessItems.Add(new BatchClaimSuccessItem
{
TaskNo = task.TaskNo,
Points = task.Points,
GrowthPoints = task.GrowthPoints,
Score = task.Score
});
}
// 4a. 手动更新 Users.Points积分累加
var newPointsBalance = user.Points + totalPointsAmount;
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// 4b. 手动更新 Users.GrowthPoints成长值累加
var newGrowthPointsBalance = user.GrowthPoints + totalGrowthPoints;
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await answerRepository.Context.Updateable<Users>()
.SetColumns(u => u.Points == newPointsBalance)
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.SetColumns(u => u.GrowthPoints == newGrowthPointsBalance)
.SetColumns(u => u.UpdatedBy == userId.ToString())
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.SetColumns(u => u.UpdatedAt == DateTime.Now)
.Where(u => u.Id == userId)
.ExecuteCommandAsync();
// 4b. 批量插入积分流水记录
var records = new List<PointsRecord>();
foreach (var task in claimableTasks)
{
records.Add(new PointsRecord
{
UserId = userId,
ChangeAmount = task.Points,
BalanceAfter = newPointsBalance,
ChangeType = PointsChangeTypeEnum.TaskReward.ToString(),
RelatedId = task.GroupId,
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Description = $"完成任务奖励GroupId{task.GroupId}",
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Type = PointsFlowTypeEnum.Income,
Status = (int)PointsRecordStatusEnum.Success,
IsDeleted = false,
CreatedBy = "系统",
CreatedAt = DateTime.Now,
UpdatedBy = "系统",
UpdatedAt = DateTime.Now
});
}
await answerRepository.Context.Insertable(records).ExecuteCommandAsync();
// 4c. 喂养宠物(同一事务内,更新宠物成长值)
if (pet != null && totalGrowthPoints > 0)
{
await petService.FeedPetInTranAsync(userId, new Models.Dto.Pet.FeedPetInput
{
PetId = pet.Id,
GrowthPoints = totalGrowthPoints
});
}
});
result.SuccessCount = claimableTasks.Count;
}
#endregion
#region 5.
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result.FailCount = result.FailItems.Count;
return result;
#endregion
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}
}