package model

import (
	"SciencesServer/app/common/model"
	"SciencesServer/serve/orm"
	"fmt"
	"strings"
)

type SysAuth struct {
	*model.SysAuth
}

// SysAuthScene 信息
type SysAuthScene struct {
	model.Model
	ParentID uint64            `json:"parent_id"`
	Kind     model.SysAuthKind `json:"kind"`
	Name     string            `json:"name"`
	SceneID  uint64            `json:"scene_id"`
}

func (m *SysAuth) FilterAuth() string {
	return "/" + strings.ReplaceAll(m.Auth, ":", "/")
}

// TenantAuth 租户权限
func (m *SysAuth) TenantAuth(tenantID uint64) ([]*SysAuthScene, error) {
	out := make([]*SysAuthScene, 0)

	db := orm.GetDB().Table(m.TableName()+" AS a").
		Select("a.id", "a.parent_id", "a.kind", "a.name", "r_a.id AS scene_id").
		Joins(fmt.Sprintf("LEFT JOIN %s AS t_a ON t_a.auth_id = a.id AND t_a.tenant_id = %d AND t_a.is_deleted = %d",
			model.NewSysTenantAuth().TableName(), tenantID, model.DeleteStatusForNot)).
		Where("a.is_deleted = ?", model.DeleteStatusForNot)

	if err := db.Scan(&out).Error; err != nil {
		return nil, err
	}
	return out, nil
}

// RoleAuth 角色权限
func (m *SysAuth) RoleAuth(tenantID, roleID uint64) ([]*SysAuthScene, error) {
	out := make([]*SysAuthScene, 0)

	db := orm.GetDB().Table(m.TableName()+" AS a").
		Select("a.id", "a.parent_id", "a.kind", "a.name", "r_a.id AS scene_id").
		Joins(fmt.Sprintf("LEFT JOIN %s AS r_a ON a.id = r_a.auth_id AND r_a.role_id = %d AND r_a.is_deleted = %d",
			model.NewSysRoleAuth().TableName(), roleID, model.DeleteStatusForNot)).
		Where("a.is_deleted = ?", model.DeleteStatusForNot)

	if tenantID > 0 {
		db = db.Joins(fmt.Sprintf("RIGHT JOIN %s AS t_a ON  a.id = t_a.auth_id AND t_a.tenant_id = %d AND t_a.is_deleted = %d",
			model.NewSysTenantAuth().TableName(), tenantID, model.DeleteStatusForNot))
	}
	if err := db.Scan(&out).Error; err != nil {
		return nil, err
	}
	return out, nil
}

func NewSysAuth() *SysAuth {
	return &SysAuth{SysAuth: model.NewSysAuth()}
}