// Package admin
// @Link  https://github.com/bufanyun/hotgo
// @Copyright  Copyright (c) 2022 HotGo CLI
// @Author  Ms <133814250@qq.com>
// @License  https://github.com/bufanyun/hotgo/blob/master/LICENSE
//
package admin

import (
	"context"
	"github.com/gogf/gf/v2/database/gdb"
	"github.com/gogf/gf/v2/errors/gerror"
	"github.com/gogf/gf/v2/frame/g"
	"github.com/gogf/gf/v2/os/gtime"
	"hotgo/api/backend/role"
	"hotgo/internal/consts"
	"hotgo/internal/dao"
	"hotgo/internal/library/casbin"
	"hotgo/internal/library/contexts"
	"hotgo/internal/model/input/adminin"
	"hotgo/internal/service"
	"hotgo/utility/auth"
)

type sAdminRole struct{}

func NewAdminRole() *sAdminRole {
	return &sAdminRole{}
}

func init() {
	service.RegisterAdminRole(NewAdminRole())
}

// Verify 验证权限
func (s *sAdminRole) Verify(ctx context.Context, path, method string) bool {
	if auth.IsExceptAuth(ctx, path) {
		return true
	}
	var (
		user            = contexts.Get(ctx).User
		superRoleKey, _ = g.Cfg().Get(ctx, "hotgo.admin.superRoleKey")
		err             error
	)

	if user == nil {
		g.Log().Warning(ctx, "admin Verify user = nil")
		return false
	}

	if service.AdminMember().VerifySuperId(ctx, user.Id) || user.RoleKey == superRoleKey.String() {
		return true
	}
	ok, err := casbin.Enforcer.Enforce(user.RoleKey, path, method)
	if err != nil {
		g.Log().Warningf(ctx, "admin Verify Enforce  err:%v", err)
		return false
	}

	return ok
}

// List 获取列表
func (s *sAdminRole) List(ctx context.Context, in adminin.RoleListInp) (list []*adminin.RoleListModel, totalCount int, err error) {
	mod := dao.AdminRole.Ctx(ctx)
	totalCount, err = mod.Count()
	if err != nil {
		err = gerror.Wrap(err, consts.ErrorORM)
		return list, totalCount, err
	}

	err = mod.Page(in.Page, in.PerPage).Order("id asc").Scan(&list)
	if err != nil {
		err = gerror.Wrap(err, consts.ErrorORM)
		return list, totalCount, err
	}

	return list, totalCount, err
}

// GetName 获取指定角色的名称
func (s *sAdminRole) GetName(ctx context.Context, RoleId int64) (name string, err error) {
	roleName, err := dao.AdminRole.Ctx(ctx).
		Fields("name").
		Where("id", RoleId).
		Order("id desc").
		Value()
	if err != nil {
		err = gerror.Wrap(err, consts.ErrorORM)
		return name, err
	}

	return roleName.String(), nil
}

// GetMemberList 获取指定会员的岗位列表
func (s *sAdminRole) GetMemberList(ctx context.Context, RoleId int64) (list []*adminin.RoleListModel, err error) {
	err = dao.AdminRole.Ctx(ctx).
		Where("id", RoleId).
		Order("id desc").
		Scan(&list)
	if err != nil {
		err = gerror.Wrap(err, consts.ErrorORM)
		return list, err
	}

	return list, err
}

// GetPermissions 更改角色菜单权限
func (s *sAdminRole) GetPermissions(ctx context.Context, reqInfo *role.GetPermissionsReq) (MenuIds []int64, err error) {
	values, err := dao.AdminRoleMenu.Ctx(ctx).
		Fields("menu_id").
		Where("role_id", reqInfo.RoleId).
		Array()
	if err != nil {
		return nil, err
	}
	if len(values) == 0 {
		return
	}

	for i := 0; i < len(values); i++ {
		MenuIds = append(MenuIds, values[i].Int64())
	}
	return
}

// UpdatePermissions 更改角色菜单权限
func (s *sAdminRole) UpdatePermissions(ctx context.Context, reqInfo *role.UpdatePermissionsReq) error {
	return dao.AdminRoleMenu.Transaction(ctx, func(ctx context.Context, tx *gdb.TX) (err error) {
		_, err = dao.AdminRoleMenu.Ctx(ctx).Where("role_id", reqInfo.RoleId).Delete()
		if err != nil {
			err = gerror.Wrap(err, consts.ErrorORM)
			return err
		}

		if len(reqInfo.MenuIds) == 0 {
			return nil
		}
		addMap := make(g.List, 0, len(reqInfo.MenuIds))
		for _, v := range reqInfo.MenuIds {
			addMap = append(addMap, g.Map{
				"role_id": reqInfo.RoleId,
				"menu_id": v,
			})
		}
		_, err = dao.AdminRoleMenu.Ctx(ctx).Data(addMap).Insert()
		if err != nil {
			err = gerror.Wrap(err, consts.ErrorORM)
			return err
		}

		return casbin.Refresh(ctx)
	})
}

func (s *sAdminRole) Edit(ctx context.Context, in *role.EditReq) (err error) {
	if in.Name == "" {
		err = gerror.New("名称不能为空")
		return err
	}
	if in.Key == "" {
		err = gerror.New("编码不能为空")
		return err
	}

	uniqueName, err := dao.AdminRole.IsUniqueName(ctx, in.Id, in.Name)
	if err != nil {
		err = gerror.Wrap(err, consts.ErrorORM)
		return err
	}
	if !uniqueName {
		err = gerror.New("名称已存在")
		return err
	}

	uniqueCode, err := dao.AdminRole.IsUniqueCode(ctx, in.Id, in.Key)
	if err != nil {
		err = gerror.Wrap(err, consts.ErrorORM)
		return err
	}
	if !uniqueCode {
		err = gerror.New("编码已存在")
		return err
	}

	// 修改
	in.UpdatedAt = gtime.Now()
	if in.Id > 0 {
		_, err = dao.AdminRole.Ctx(ctx).Where("id", in.Id).Data(in).Update()
		if err != nil {
			err = gerror.Wrap(err, consts.ErrorORM)
			return err
		}

		return nil
	}

	// 新增
	in.CreatedAt = gtime.Now()
	_, err = dao.AdminRole.Ctx(ctx).Data(in).Insert()
	if err != nil {
		err = gerror.Wrap(err, consts.ErrorORM)
		return err
	}
	return nil
}

func (s *sAdminRole) Delete(ctx context.Context, in *role.DeleteReq) (err error) {
	if in.Id <= 0 {
		return gerror.New("ID不正确！")
	}
	_, err = dao.AdminRole.Ctx(ctx).Where("id", in.Id).Delete()
	if err != nil {
		err = gerror.Wrap(err, consts.ErrorORM)
		return err
	}

	return nil
}