Version: 0.2.4.dev.260211
perf: 🚀 为获取任务队列中的任务与今日日程一览接口新增缓存 - 为获取任务队列中的任务接口增加缓存机制 ⚡ - 为今日日程一览接口增加缓存机制 📅 - 提升接口访问性能与响应速度 ✅
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@@ -2,22 +2,27 @@ package service
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import (
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"context"
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"errors"
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"log"
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"github.com/LoveLosita/smartflow/backend/conv"
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"github.com/LoveLosita/smartflow/backend/dao"
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"github.com/LoveLosita/smartflow/backend/model"
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"github.com/LoveLosita/smartflow/backend/respond"
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"github.com/go-redis/redis/v8"
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)
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type TaskService struct {
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// 伸出手:准备接住 DAO
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dao *dao.TaskDAO
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dao *dao.TaskDAO
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cache *dao.CacheDAO
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}
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// NewTaskService 创建 TaskService 实例
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func NewTaskService(dao *dao.TaskDAO) *TaskService {
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func NewTaskService(dao *dao.TaskDAO, cache *dao.CacheDAO) *TaskService {
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return &TaskService{
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dao: dao,
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dao: dao,
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cache: cache,
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}
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}
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@@ -35,16 +40,38 @@ func (ts *TaskService) AddTask(ctx context.Context, req *model.UserAddTaskReques
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}
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//4. 调用 conv 层进行响应转换
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response := conv.ModelToUserAddTaskResponse(createdTask)
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//5. 添加成功后,清除相关缓存(如果有的话),以保证数据一致性
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err = ts.cache.DeleteUserTasksFromCache(ctx, userID)
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if err != nil {
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// 缓存删除失败,记录日志但不影响正常返回数据
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log.Printf("Failed to delete user tasks cache for userID %d: %v", userID, err)
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}
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return response, nil
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}
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func (ts *TaskService) GetUserTasks(ctx context.Context, userID int) ([]model.GetUserTaskResp, error) {
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//1. 调用 courseDAO 层获取数据
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//1. 先尝试从缓存获取数据
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cachedResp, err := ts.cache.GetUserTasksFromCache(ctx, userID)
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if err == nil {
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// 缓存命中,直接返回
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return cachedResp, nil
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}
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// 如果是 redis.Nil 错误,说明缓存未命中,我们继续查库
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if !errors.Is(err, redis.Nil) {
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return nil, err // 其他错误,返回错误
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}
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//2. 调用 courseDAO 层获取数据
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tasks, err := ts.dao.GetTasksByUserID(userID)
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if err != nil {
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return nil, err
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}
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//2. 调用 conv 层进行响应转换
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//3. 调用 conv 层进行响应转换
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response := conv.ModelToGetUserTasksResp(tasks)
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//4. 将结果存入缓存,设置合理的过期时间(24h)
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err = ts.cache.SetUserTasksToCache(ctx, userID, response)
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if err != nil {
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// 缓存写入失败,记录日志但不影响正常返回数据
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log.Printf("Failed to cache user tasks for userID %d: %v", userID, err)
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}
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return response, nil
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}
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