package handler

import (
	"net/http"

	"soul-api/internal/database"
	"soul-api/internal/model"

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

// DBVipRolesList GET /api/db/vip-roles 角色列表（管理端 Set VIP 下拉用）
func DBVipRolesList(c *gin.Context) {
	db := database.DB()
	var roles []model.VipRole
	if err := db.Order("sort ASC, id ASC").Find(&roles).Error; err != nil {
		c.JSON(http.StatusOK, gin.H{"success": false, "error": err.Error()})
		return
	}
	c.JSON(http.StatusOK, gin.H{"success": true, "data": roles})
}

// DBVipRolesAction POST /api/db/vip-roles 新增角色；PUT 更新；DELETE 删除
func DBVipRolesAction(c *gin.Context) {
	db := database.DB()
	method := c.Request.Method

	if method == "POST" {
		var body struct {
			Name string `json:"name" binding:"required"`
			Sort int    `json:"sort"`
		}
		if err := c.ShouldBindJSON(&body); err != nil {
			c.JSON(http.StatusOK, gin.H{"success": false, "error": "name 不能为空"})
			return
		}
		role := model.VipRole{Name: body.Name, Sort: body.Sort}
		if err := db.Create(&role).Error; err != nil {
			c.JSON(http.StatusOK, gin.H{"success": false, "error": err.Error()})
			return
		}
		c.JSON(http.StatusOK, gin.H{"success": true, "data": role})
		return
	}

	if method == "PUT" {
		var body struct {
			ID   int     `json:"id" binding:"required"`
			Name *string `json:"name"`
			Sort *int   `json:"sort"`
		}
		if err := c.ShouldBindJSON(&body); err != nil {
			c.JSON(http.StatusOK, gin.H{"success": false, "error": "id 不能为空"})
			return
		}
		updates := map[string]interface{}{}
		if body.Name != nil {
			updates["name"] = *body.Name
		}
		if body.Sort != nil {
			updates["sort"] = *body.Sort
		}
		if len(updates) == 0 {
			c.JSON(http.StatusOK, gin.H{"success": true, "message": "没有需要更新的字段"})
			return
		}
		if err := db.Model(&model.VipRole{}).Where("id = ?", body.ID).Updates(updates).Error; err != nil {
			c.JSON(http.StatusOK, gin.H{"success": false, "error": err.Error()})
			return
		}
		c.JSON(http.StatusOK, gin.H{"success": true, "message": "更新成功"})
		return
	}

	if method == "DELETE" {
		id := c.Query("id")
		if id == "" {
			c.JSON(http.StatusOK, gin.H{"success": false, "error": "id 不能为空"})
			return
		}
		if err := db.Where("id = ?", id).Delete(&model.VipRole{}).Error; err != nil {
			c.JSON(http.StatusOK, gin.H{"success": false, "error": err.Error()})
			return
		}
		c.JSON(http.StatusOK, gin.H{"success": true, "message": "删除成功"})
		return
	}

	c.JSON(http.StatusOK, gin.H{"success": false, "error": "不支持的请求方法"})
}