/**
 * 申请退款：弹窗收集必填理由
 * @returns {Promise<string|null>}
 */
export function promptRefundReason() {
	return new Promise((resolve) => {
		uni.showModal({
			title: '申请退款',
			content: '',
			editable: true,
			placeholderText: '请填写退款理由（必填）',
			confirmText: '下一步',
			cancelText: '取消',
			success: (r) => {
				if (!r.confirm) {
					resolve(null)
					return
				}
				const reason = String(r.content || '').trim()
				if (!reason) {
					uni.showToast({ title: '请填写退款理由', icon: 'none' })
					resolve(null)
					return
				}
				resolve(reason)
			},
			fail: () => resolve(null)
		})
	})
}

/** 解析退款审核接口返回（uView 失败时可能为 false） */
export function parseApiRecord(res) {
	if (res === false || res == null) return null
	if (res.errcode !== undefined && res.errcode !== null && Number(res.errcode) !== 0) {
		return null
	}
	if (typeof res.data !== 'undefined' && res.data !== null && res.id === undefined) {
		return res.data
	}
	return res
}

export function hasPendingRefund(item) {
	if (!item) return false
	if (item.has_pending_refund === true || item.has_pending_refund === 1 || item.has_pending_refund === '1') {
		return true
	}
	if (item.refund_display_status === 'pending') return true
	const pending = item.pending_accompany_order_refund || item.pendingAccompanyOrderRefund
	if (pending && pending.id) return true
	return false
}

export function orderListStatusLabel(item, tabName) {
	if (!item) return tabName || ''
	if (Number(item.pay_status) === 2 || item.refund_display_status === 'refunded') {
		return '退款成功'
	}
	if (hasPendingRefund(item)) {
		return '退款审核中'
	}
	if (item.refund_display_status === 'rejected') {
		return '退款已驳回'
	}
	return tabName || ''
}

export function refundStatusText(s) {
	const n = Number(s)
	if (n === 0) return '退款审核中'
	if (n === 1) return '退款成功'
	if (n === 2) return '已驳回'
	return '—'
}

/** 退款管理子 Tab 文案（待审核/已退款/已驳回） */
export function refundManageTabText(s) {
	const n = Number(s)
	if (n === 0) return '待审核'
	if (n === 1) return '已退款'
	if (n === 2) return '已驳回'
	return '—'
}