Refactor auth handler into separate account handler

internal/handler/account.go

@@ -0,0 +1,107 @@
+package handler
+
+import (
+	"net/http"
+
+	"github.com/gin-gonic/gin"
+
+	"github.com/dhao2001/mygo/internal/api"
+	"github.com/dhao2001/mygo/internal/middleware"
+	"github.com/dhao2001/mygo/internal/model"
+	"github.com/dhao2001/mygo/internal/service"
+)
+
+// AccountHandler handles authenticated account endpoints.
+type AccountHandler struct {
+	authService *service.AuthService
+}
+
+// NewAccountHandler creates an AccountHandler.
+func NewAccountHandler(authService *service.AuthService) *AccountHandler {
+	return &AccountHandler{authService: authService}
+}
+
+type createPasskeyRequest struct {
+	Label string `json:"label" binding:"required"`
+}
+
+// GetAccount handles GET /api/v1/account.
+func (h *AccountHandler) GetAccount(c *gin.Context) {
+	userID := middleware.GetUserID(c)
+	if userID == "" {
+		api.Error(c, http.StatusUnauthorized, "unauthorized")
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{"user_id": userID})
+}
+
+// ListPasskeys handles GET /api/v1/account/passkeys.
+func (h *AccountHandler) ListPasskeys(c *gin.Context) {
+	userID := middleware.GetUserID(c)
+	if userID == "" {
+		api.Error(c, http.StatusUnauthorized, "unauthorized")
+		return
+	}
+
+	creds, err := h.authService.ListPasskeys(c.Request.Context(), userID)
+	if err != nil {
+		api.Error(c, http.StatusInternalServerError, err.Error())
+		return
+	}
+
+	if creds == nil {
+		creds = []model.Credential{}
+	}
+
+	c.JSON(http.StatusOK, creds)
+}
+
+// CreatePasskey handles POST /api/v1/account/passkeys.
+func (h *AccountHandler) CreatePasskey(c *gin.Context) {
+	userID := middleware.GetUserID(c)
+	if userID == "" {
+		api.Error(c, http.StatusUnauthorized, "unauthorized")
+		return
+	}
+
+	var req createPasskeyRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		api.Error(c, http.StatusBadRequest, "invalid request: "+err.Error())
+		return
+	}
+
+	pk, err := h.authService.CreatePasskey(c.Request.Context(), userID, req.Label)
+	if err != nil {
+		api.Error(c, http.StatusInternalServerError, err.Error())
+		return
+	}
+
+	c.JSON(http.StatusCreated, pk)
+}
+
+// RevokePasskey handles DELETE /api/v1/account/passkeys/:id.
+func (h *AccountHandler) RevokePasskey(c *gin.Context) {
+	userID := middleware.GetUserID(c)
+	if userID == "" {
+		api.Error(c, http.StatusUnauthorized, "unauthorized")
+		return
+	}
+
+	passkeyID := c.Param("id")
+	if passkeyID == "" {
+		api.Error(c, http.StatusBadRequest, "missing passkey id")
+		return
+	}
+
+	if err := h.authService.RevokePasskey(c.Request.Context(), userID, passkeyID); err != nil {
+		if err == model.ErrForbidden {
+			api.Error(c, http.StatusForbidden, err.Error())
+			return
+		}
+		api.Error(c, http.StatusInternalServerError, err.Error())
+		return
+	}
+
+	c.Status(http.StatusOK)
+}