package dto

import (
	"errors"
	"strings"
	"time"

	"quyun/v2/app/requests"
	"quyun/v2/database/models"
	"quyun/v2/pkg/consts"
)

type TenantFilter struct {
	// Pagination page/limit.
	requests.Pagination `json:",inline" query:",inline"`

	// SortQueryFilter defines asc/desc ordering.
	requests.SortQueryFilter `json:",inline" query:",inline"`

	Name   *string              `json:"name,omitempty"   query:"name"`
	Code   *string              `json:"code,omitempty"   query:"code"`
	ID     *int64               `json:"id,omitempty"     query:"id"`
	UserID *int64               `json:"user_id,omitempty" query:"user_id"`
	Status *consts.TenantStatus `json:"status,omitempty" query:"status"`

	ExpiredAtFrom *time.Time `json:"expired_at_from,omitempty" query:"expired_at_from"`
	ExpiredAtTo   *time.Time `json:"expired_at_to,omitempty" query:"expired_at_to"`

	CreatedAtFrom *time.Time `json:"created_at_from,omitempty" query:"created_at_from"`
	CreatedAtTo   *time.Time `json:"created_at_to,omitempty" query:"created_at_to"`
}

func (f *TenantFilter) NameTrimmed() string {
	if f == nil || f.Name == nil {
		return ""
	}
	return strings.TrimSpace(*f.Name)
}

func (f *TenantFilter) CodeTrimmed() string {
	if f == nil || f.Code == nil {
		return ""
	}
	return strings.ToLower(strings.TrimSpace(*f.Code))
}

type TenantItem struct {
	*models.Tenant

	UserCount int64 `json:"user_count"`
	// IncomeAmountPaidSum 累计收入金额（单位：分，CNY）：按 orders 聚合得到的已支付净收入（不含退款中/已退款订单）。
	IncomeAmountPaidSum int64  `json:"income_amount_paid_sum"`
	StatusDescription   string `json:"status_description"`

	Owner      *TenantOwnerUserLite   `json:"owner,omitempty"`
	AdminUsers []*TenantAdminUserLite `json:"admin_users,omitempty"`
}

type TenantOwnerUserLite struct {
	ID       int64  `json:"id"`
	Username string `json:"username"`
}

type TenantAdminUserLite struct {
	ID       int64  `json:"id"`
	Username string `json:"username"`
}

type TenantCreateForm struct {
	Code        string `json:"code" validate:"required,max=64"`
	Name        string `json:"name" validate:"required,max=128"`
	AdminUserID int64  `json:"admin_user_id" validate:"required,gt=0"`
	// Duration 租户有效期（天），从“创建时刻”起算；与续期接口保持一致。
	Duration int `json:"duration" validate:"required,oneof=7 30 90 180 365"`
}

type TenantExpireUpdateForm struct {
	Duration int `json:"duration" validate:"required,oneof=7 30 90 180 365"`
}

// Duration
func (form *TenantExpireUpdateForm) ParseDuration() (time.Duration, error) {
	duration := time.Duration(form.Duration) * 24 * time.Hour
	if duration == 0 {
		return 0, errors.New("invalid parsed duration")
	}
	return duration, nil
}

type TenantStatusUpdateForm struct {
	Status consts.TenantStatus `json:"status" validate:"required,oneof=normal disabled"`
}