142 lines
4.9 KiB
Swift
142 lines
4.9 KiB
Swift
//
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// WriteOffListViewModel.swift
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// suixinkan
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//
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// Created by Codex on 2026/6/29.
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//
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import Foundation
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import Combine
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@MainActor
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/// 核销管理页 ViewModel，对齐 Android WriteOffListViewModel。
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final class WriteOffListViewModel: ObservableObject {
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@Published var searchPhone = ""
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@Published var selectedStatus = 0
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@Published var filterStartDate: Date?
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@Published var filterEndDate: Date?
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@Published private(set) var orders: [WriteOffOrderItem] = []
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@Published private(set) var loading = false
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@Published private(set) var loadingMore = false
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@Published private(set) var isVerifying = false
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@Published private(set) var total = 0
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@Published private(set) var page = 1
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@Published private(set) var hasMore = false
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private let pageSize = 20
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/// 返回去除首尾空白后的手机号搜索值。
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var normalizedPhone: String? {
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let text = searchPhone.trimmingCharacters(in: .whitespacesAndNewlines)
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return text.isEmpty ? nil : text
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}
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/// 刷新核销列表。
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func reload(api: OrderServing, scenicId: Int?, storeId: Int? = nil, showLoading: Bool = true) async throws {
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guard let scenicId else {
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orders = []
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total = 0
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page = 1
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hasMore = false
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return
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}
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if showLoading { loading = true }
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defer { if showLoading { loading = false } }
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let result = try await api.writeOffList(
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scenicId: scenicId,
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storeId: storeId,
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page: 1,
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pageSize: pageSize,
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orderStatus: orderStatusQuery,
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orderVerifyStatus: verifyStatusQuery,
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startTime: OrderDateRangeFormatter.queryValue(from: filterStartDate),
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endTime: OrderDateRangeFormatter.queryValue(from: filterEndDate),
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userPhone: normalizedPhone
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)
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orders = result.list
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total = result.total
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page = 1
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hasMore = orders.count < result.total && !result.list.isEmpty
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}
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/// 加载下一页。
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func loadMore(api: OrderServing, scenicId: Int?, storeId: Int? = nil) async throws {
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guard !loadingMore, hasMore, let scenicId else { return }
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loadingMore = true
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defer { loadingMore = false }
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let nextPage = page + 1
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let result = try await api.writeOffList(
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scenicId: scenicId,
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storeId: storeId,
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page: nextPage,
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pageSize: pageSize,
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orderStatus: orderStatusQuery,
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orderVerifyStatus: verifyStatusQuery,
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startTime: OrderDateRangeFormatter.queryValue(from: filterStartDate),
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endTime: OrderDateRangeFormatter.queryValue(from: filterEndDate),
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userPhone: normalizedPhone
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)
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orders.append(contentsOf: result.list)
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total = result.total
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page = nextPage
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hasMore = orders.count < result.total && !result.list.isEmpty
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}
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/// 核销订单并刷新列表。
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func verify(api: OrderServing, scenicId: Int, storeId: Int? = nil, orderNumber: String) async throws {
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guard !isVerifying else { return }
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isVerifying = true
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defer { isVerifying = false }
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try await api.writeOff(orderNumber: orderNumber)
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try await reload(api: api, scenicId: scenicId, storeId: storeId, showLoading: false)
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}
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/// 解析扫码结果并返回当前列表中的匹配订单。
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func matchedWriteOffOrder(for rawCode: String) -> (orderNumber: String, matched: WriteOffOrderItem?)? {
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guard let orderNumber = OrderNumberParser.parse(rawCode) else { return nil }
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let matched = orders.first {
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$0.orderNumber.caseInsensitiveCompare(orderNumber) == .orderedSame
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}
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return (matched?.orderNumber ?? orderNumber, matched)
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}
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/// 根据订单号查找当前列表中的订单。
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func writeOffOrder(matching orderNumber: String) -> WriteOffOrderItem? {
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orders.first { $0.orderNumber.caseInsensitiveCompare(orderNumber) == .orderedSame }
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}
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/// 判断订单是否仍可核销。
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func canVerify(_ item: WriteOffOrderItem) -> Bool {
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let status = displayVerificationStatus(for: item)
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return !status.contains("已核销") && !status.contains("已退款") && !status.contains("已完成")
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}
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/// 返回核销状态展示文案。
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func displayVerificationStatus(for item: WriteOffOrderItem) -> String {
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let text = item.orderVerificationStatus.trimmingCharacters(in: .whitespacesAndNewlines)
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return text.isEmpty ? "待核销" : text
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}
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private var orderStatusQuery: Int? {
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switch selectedStatus {
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case 18, 30:
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return selectedStatus
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default:
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return nil
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}
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}
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private var verifyStatusQuery: Int? {
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switch selectedStatus {
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case 1, 2:
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return selectedStatus
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default:
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return nil
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}
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}
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}
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