feat(backend): implement Redis task management functions for retrieving and storing task information

backend/internal/models/task.go

@@ -0,0 +1,35 @@
+package models
+
+import (
+	"backend/internal/utils"
+	"encoding/json"
+	"fmt"
+	"time"
+
+	"github.com/redis/go-redis/v9"
+)
+
+func GetRedisTaskInfo(taskId string) (*map[string]any, error) {
+	rdb, ctx := utils.GetRedisClient()
+	taskInfo := rdb.Get(ctx, fmt.Sprintf("015:taskInfoMap:%s", taskId))
+	taskInfoUnmarshalData, err := taskInfo.Result()
+	if err == redis.Nil {
+		return nil, nil
+	}
+	if err != nil {
+		return nil, err
+	}
+	var taskInfoData map[string]any
+
+	if err := json.Unmarshal([]byte(taskInfoUnmarshalData), &taskInfoData); err != nil {
+		return nil, err
+	}
+	return &taskInfoData, nil
+}
+
+func SetRedisTaskInfo(taskId string, taskInfo map[string]any) error {
+	rdb, ctx := utils.GetRedisClient()
+	jsonData, _ := json.Marshal(taskInfo)
+	_, err := rdb.Set(ctx, fmt.Sprintf("015:taskInfoMap:%s", taskId), jsonData, time.Hour).Result()
+	return err
+}