flvx/go-backend/internal/http/handler/config_access.go

package handler

import (
	"net/http"
	"strings"

	"go-backend/internal/http/response"
	"go-backend/internal/store/repo"
)

func (h *Handler) getPublicConfigByName(w http.ResponseWriter, r *http.Request) {
	if r.Method != http.MethodPost {
		response.WriteJSON(w, response.ErrDefault("请求失败"))
		return
	}

	var req nameRequest
	if err := decodeJSON(r.Body, &req); err != nil {
		response.WriteJSON(w, response.ErrDefault("配置名称不能为空"))
		return
	}

	configName := strings.ToLower(strings.TrimSpace(req.Name))
	if configName == "" {
		response.WriteJSON(w, response.ErrDefault("配置名称不能为空"))
		return
	}
	if !repo.IsPublicConfigKey(configName) {
		response.WriteJSON(w, response.Err(403, "禁止访问敏感配置"))
		return
	}

	cfg, err := h.repo.GetConfigByName(configName)
	if err != nil {
		response.WriteJSON(w, response.Err(-2, err.Error()))
		return
	}
	if cfg == nil {
		response.WriteJSON(w, response.ErrDefault("配置不存在"))
		return
	}

	response.WriteJSON(w, response.OK(cfg))
}