// 功能：统一气站与配送点管理端的支付记录数据范围过滤。
// 版本：v1.0。
package common

import "gorm.io/gorm"

const gasPaymentOrderScopeSQL = `
(
	(payment_order.business_type = 'gasorder' AND EXISTS (
		SELECT 1 FROM gasorder_basic
		WHERE gasorder_basic.identity = payment_order.business_identity
			AND gasorder_basic.gas_basic_id = ?
	))
	OR (payment_order.business_type = 'ec_order' AND EXISTS (
		SELECT 1 FROM ec_order
		WHERE ec_order.identity = payment_order.business_identity
			AND ec_order.gas_station_id = ?
	))
	OR (payment_order.business_type = 'recharge' AND EXISTS (
		SELECT 1 FROM wallet_recharge_order
		JOIN wallet_basic ON wallet_basic.id = wallet_recharge_order.wallet_basic_id
		WHERE wallet_recharge_order.identity = payment_order.business_identity
			AND wallet_recharge_order.owner_type = 'gas'
			AND wallet_recharge_order.owner_identity = ?
			AND wallet_basic.owner_type = 'gas'
			AND wallet_basic.owner_id = ?
			AND wallet_basic.owner_identity = ?
	))
)`

const deliveryPaymentOrderScopeSQL = `
(
	(payment_order.business_type = 'gasorder' AND EXISTS (
		SELECT 1 FROM gasorder_basic
		WHERE gasorder_basic.identity = payment_order.business_identity
			AND gasorder_basic.delivery_basic_id = ?
	))
	OR (payment_order.business_type = 'ec_order' AND EXISTS (
		SELECT 1 FROM ec_order
		WHERE ec_order.identity = payment_order.business_identity
			AND ec_order.delivery_point_id = ?
	))
	OR (payment_order.business_type = 'recharge' AND EXISTS (
		SELECT 1 FROM wallet_recharge_order
		JOIN wallet_basic ON wallet_basic.id = wallet_recharge_order.wallet_basic_id
		WHERE wallet_recharge_order.identity = payment_order.business_identity
			AND wallet_recharge_order.owner_type = 'delivery'
			AND wallet_recharge_order.owner_identity = ?
			AND wallet_basic.owner_type = 'delivery'
			AND wallet_basic.owner_id = ?
			AND wallet_basic.owner_identity = ?
	))
)`

// ScopePaymentOrdersByOwner 按业务对象验证统一支付单的组织归属。
// ownerType 仅接受 gas 或 delivery；ownerID 为组织内部主键，ownerIdentity 为组织业务标识。
// 返回值沿用传入查询并追加失败关闭的数据范围条件，未知类型和孤立业务对象不会被放行。
func ScopePaymentOrdersByOwner(query *gorm.DB, ownerType string, ownerID uint64, ownerIdentity string) *gorm.DB {
	switch ownerType {
	case "gas":
		return query.Where(gasPaymentOrderScopeSQL, ownerID, ownerID, ownerIdentity, ownerID, ownerIdentity)
	case "delivery":
		return query.Where(deliveryPaymentOrderScopeSQL, ownerID, ownerID, ownerIdentity, ownerID, ownerIdentity)
	default:
		// 未知组织类型没有可靠归属链路，必须按失败关闭处理。
		return query.Where("1 = 0")
	}
}