labmem
cd0e13325f
- 配置 slog JSON 输出和日志级别 - 添加请求 ID、访问日志及上下文日志工具 - 拆分启动初始化并统一启动失败处理 BREAKING CHANGE: 配置文件必须提供 log.level，缺失或非法将导致启动失败
70 lines
1.9 KiB
Go
70 lines
1.9 KiB
Go
package handler
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import (
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"fmt"
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"lyra/internal/api"
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"lyra/internal/cache"
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"lyra/internal/httpx"
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"lyra/internal/model"
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"lyra/internal/util"
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"net/http"
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"time"
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"github.com/gin-gonic/gin"
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)
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type TestHandler struct {
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categoryModel model.CategoryModel
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cache *cache.Cache
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}
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func NewTestHandler(categoryModel model.CategoryModel, cache *cache.Cache) *TestHandler {
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return &TestHandler{categoryModel: categoryModel, cache: cache}
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}
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func (h *TestHandler) Hello() gin.HandlerFunc {
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return func(ctx *gin.Context) {
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categories, err := h.categoryModel.FindAll(ctx.Request.Context())
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if err != nil {
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httpx.Fail(ctx, http.StatusInternalServerError, api.CodeInternalError, "获取分类列表失败")
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return
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}
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if err := h.cache.Set(ctx.Request.Context(), cache.Entry[[]*model.Category]{
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Key: "test:categories",
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Value: categories,
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TTL: 5 * time.Minute,
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}); err != nil {
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util.Logger(ctx.Request.Context()).Error("设置缓存分类列表失败")
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return
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}
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testResult, _, err := h.cache.Get[[]*model.Category](ctx.Request.Context(), "test:categories")
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if err != nil {
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util.Logger(ctx.Request.Context()).Error("获取缓存分类列表失败")
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}
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if len(testResult) == 0 {
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util.Logger(ctx.Request.Context()).Error("缓存分类列表为空")
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} else {
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for _, v := range testResult {
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fmt.Printf("%+v\n", v)
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}
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}
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util.Logger(ctx.Request.Context()).Info("success")
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httpx.OK(ctx, toCategoryResponses(categories))
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}
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}
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// toCategoryResponses 显式把内部模型转换为响应 DTO；make 保证空结果输出 data:[] 而非 null。
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func toCategoryResponses(categories []*model.Category) []api.CategoryResponse {
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responses := make([]api.CategoryResponse, 0, len(categories))
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for _, category := range categories {
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responses = append(responses, api.CategoryResponse{
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ID: category.ID,
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Slug: category.Slug,
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Title: category.Title,
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Sort: category.Sort,
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})
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}
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return responses
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}
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