增加违禁词管理 增加多选操作

backend/internal/http/handler/banned_words.go

@@ -0,0 +1,65 @@
+package handler
+
+import (
+	"net/http"
+
+	"backend/internal/repo"
+	"github.com/gin-gonic/gin"
+)
+
+// BannedWordsHandler — admin 违禁词管理: list / add / delete prompt blocklist
+// entries. The generation path (V1Service.checkBannedPrompt) enforces them.
+type BannedWordsHandler struct {
+	words *repo.BannedWordRepository
+}
+
+func NewBannedWordsHandler(words *repo.BannedWordRepository) *BannedWordsHandler {
+	return &BannedWordsHandler{words: words}
+}
+
+func (h *BannedWordsHandler) List(c *gin.Context) {
+	items, err := h.words.List(c.Request.Context())
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"detail": "failed to load banned words"})
+		return
+	}
+	out := make([]gin.H, 0, len(items))
+	for _, w := range items {
+		out = append(out, gin.H{
+			"id":         w.ID,
+			"word":       w.Word,
+			"hits":       w.Hits,
+			"created_at": w.CreatedAt,
+		})
+	}
+	c.JSON(http.StatusOK, gin.H{"data": out})
+}
+
+func (h *BannedWordsHandler) Create(c *gin.Context) {
+	var body struct {
+		Word string `json:"word"`
+	}
+	if err := c.ShouldBindJSON(&body); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"detail": "invalid request body"})
+		return
+	}
+	item, err := h.words.Create(c.Request.Context(), body.Word)
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"detail": err.Error()})
+		return
+	}
+	c.JSON(http.StatusOK, gin.H{"data": gin.H{"id": item.ID, "word": item.Word, "hits": item.Hits, "created_at": item.CreatedAt}})
+}
+
+func (h *BannedWordsHandler) Delete(c *gin.Context) {
+	n, err := h.words.Delete(c.Request.Context(), c.Param("id"))
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"detail": "delete failed"})
+		return
+	}
+	if n == 0 {
+		c.JSON(http.StatusNotFound, gin.H{"detail": "not found"})
+		return
+	}
+	c.JSON(http.StatusOK, gin.H{"ok": true})
+}