feat: connect search and project settings

backend/internal/logic/search/handlers.go

@@ -0,0 +1,54 @@
+package search
+
+import (
+	"log"
+	"net/http"
+	"strings"
+
+	"github.com/gin-gonic/gin"
+	"senlinai-agent/backend/internal/httpx"
+	"senlinai-agent/backend/internal/logic/auth"
+)
+
+// Handler 将关键词搜索服务注册为受认证的 HTTP 接口。
+type Handler struct {
+	service *Service
+}
+
+// SearchResponseDTO 统一包装关键词搜索结果，空结果保持为空数组而不是 null。
+type SearchResponseDTO struct {
+	Items []SearchResultDTO `json:"items"`
+}
+
+// NewHandler 创建搜索 HTTP registrar。
+func NewHandler(service *Service) *Handler {
+	return &Handler{service: service}
+}
+
+// Register 将搜索接口注册到上层提供的 /api/v1 路由组。
+func (h *Handler) Register(router gin.IRouter) {
+	router.GET("/search", h.search)
+}
+
+func (h *Handler) search(c *gin.Context) {
+	userID, ok := auth.CurrentUserID(c)
+	if !ok {
+		httpx.Error(c, http.StatusUnauthorized, "unauthorized", "未登录或登录已失效")
+		return
+	}
+	query := strings.TrimSpace(c.Query("q"))
+	if query == "" {
+		httpx.Error(c, http.StatusBadRequest, "invalid_query", "请输入搜索关键词")
+		return
+	}
+	items, err := h.service.Search(userID, query)
+	if err != nil {
+		log.Printf("search failed for user %d: %v", userID, err)
+		httpx.Error(c, http.StatusInternalServerError, "internal_error", "搜索失败，请稍后重试")
+		return
+	}
+	if items == nil {
+		items = []SearchResultDTO{}
+	}
+	c.JSON(http.StatusOK, SearchResponseDTO{Items: items})
+}