package admin

import (
	"strconv"

	"github.com/Wei-Shaw/sub2api/internal/handler/dto"
	"github.com/Wei-Shaw/sub2api/internal/pkg/response"
	"github.com/Wei-Shaw/sub2api/internal/service"

	"github.com/gin-gonic/gin"
)

// AdminAPIKeyHandler handles admin API key management
type AdminAPIKeyHandler struct {
	adminService service.AdminService
}

// NewAdminAPIKeyHandler creates a new admin API key handler
func NewAdminAPIKeyHandler(adminService service.AdminService) *AdminAPIKeyHandler {
	return &AdminAPIKeyHandler{
		adminService: adminService,
	}
}

// AdminUpdateAPIKeyGroupRequest represents the request to update an API key's group
type AdminUpdateAPIKeyGroupRequest struct {
	GroupID *int64 `json:"group_id"` // nil=不修改, 0=解绑, >0=绑定到目标分组
}

// UpdateGroup handles updating an API key's group binding
// PUT /api/v1/admin/api-keys/:id
func (h *AdminAPIKeyHandler) UpdateGroup(c *gin.Context) {
	keyID, err := strconv.ParseInt(c.Param("id"), 10, 64)
	if err != nil {
		response.BadRequest(c, "Invalid API key ID")
		return
	}

	var req AdminUpdateAPIKeyGroupRequest
	if err := c.ShouldBindJSON(&req); err != nil {
		response.BadRequest(c, "Invalid request: "+err.Error())
		return
	}

	apiKey, err := h.adminService.AdminUpdateAPIKeyGroupID(c.Request.Context(), keyID, req.GroupID)
	if err != nil {
		response.ErrorFrom(c, err)
		return
	}

	response.Success(c, dto.APIKeyFromService(apiKey))
}