Initial open-source release (MIT): image2api AI gateway

Full Go backend + Vue 3 frontend, OpenAI-compatible API, multi-provider
account pools, billing/admin, Docker one-command deploy with auto HTTPS.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

backend/internal/http/handler/user_tools.go

@@ -0,0 +1,92 @@
+package handler
+
+import (
+	"net/http"
+
+	"backend/internal/model"
+	"backend/internal/service"
+	"github.com/gin-gonic/gin"
+)
+
+type UserToolsHandler struct {
+	keys *service.APIKeyService
+	cdks *service.CDKService
+}
+
+func NewUserToolsHandler(keys *service.APIKeyService, cdks *service.CDKService) *UserToolsHandler {
+	return &UserToolsHandler{
+		keys: keys,
+		cdks: cdks,
+	}
+}
+
+func (h *UserToolsHandler) APIKeyGet(c *gin.Context) {
+	user := currentUser(c)
+	if user == nil {
+		c.JSON(http.StatusUnauthorized, gin.H{"detail": "未登录或会话已过期"})
+		return
+	}
+	data, err := h.keys.Current(c.Request.Context(), user.ID)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"detail": "failed to load api key"})
+		return
+	}
+	c.JSON(http.StatusOK, data)
+}
+
+func (h *UserToolsHandler) APIKeyMint(c *gin.Context) {
+	user := currentUser(c)
+	if user == nil {
+		c.JSON(http.StatusUnauthorized, gin.H{"detail": "未登录或会话已过期"})
+		return
+	}
+	data, err := h.keys.Mint(c.Request.Context(), user.ID)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"detail": "failed to mint api key"})
+		return
+	}
+	c.JSON(http.StatusOK, data)
+}
+
+func (h *UserToolsHandler) APIKeyDelete(c *gin.Context) {
+	user := currentUser(c)
+	if user == nil {
+		c.JSON(http.StatusUnauthorized, gin.H{"detail": "未登录或会话已过期"})
+		return
+	}
+	if err := h.keys.Revoke(c.Request.Context(), user.ID); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"detail": "failed to revoke api key"})
+		return
+	}
+	c.JSON(http.StatusOK, gin.H{"ok": true})
+}
+
+func (h *UserToolsHandler) RedeemCDK(c *gin.Context) {
+	user := currentUser(c)
+	if user == nil {
+		c.JSON(http.StatusUnauthorized, gin.H{"detail": "未登录或会话已过期"})
+		return
+	}
+	var body struct {
+		Code string `json:"code"`
+	}
+	if err := c.ShouldBindJSON(&body); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"detail": "invalid request body"})
+		return
+	}
+	data, err := h.cdks.Redeem(c.Request.Context(), user.ID, body.Code)
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"detail": err.Error()})
+		return
+	}
+	c.JSON(http.StatusOK, gin.H{"ok": true, "amount": data["amount"], "credits": data["credits"]})
+}
+
+func currentUser(c *gin.Context) *model.User {
+	value, ok := c.Get("current_user")
+	if !ok {
+		return nil
+	}
+	user, _ := value.(*model.User)
+	return user
+}