76 lines
2.3 KiB
Swift
76 lines
2.3 KiB
Swift
//
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// OrderDetailViewModel.swift
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// suixinkan
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//
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// Created by Codex on 2026/6/22.
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//
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import Foundation
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@MainActor
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/// 订单详情 ViewModel，负责加载门店订单详情并保留列表摘要兜底展示。
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final class OrderDetailViewModel {
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var onChange: (() -> Void)?
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private(set) var detail: StoreOrderDetailResponse? { didSet { onChange?() } }
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private(set) var loading = false { didSet { onChange?() } }
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private(set) var errorMessage: String? { didSet { onChange?() } }
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private(set) var contextMessage: String? { didSet { onChange?() } }
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/// 当前页面用于展示的订单信息，详情接口成功时优先使用详情数据。
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var display: StoreOrderDetailDisplay {
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if let detail {
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return StoreOrderDetailDisplay(detail: detail)
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}
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return StoreOrderDetailDisplay(item: item)
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}
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/// 详情中的项目配置。
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var projectInfo: StoreOrderProjectInfo? {
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detail?.multiTravel?.projectInfo
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}
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/// 详情中的拍摄点列表。
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var shootingList: [StoreOrderShootingListItem] {
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detail?.multiTravel?.shootingList ?? []
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}
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private let item: OrderEntity
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/// 初始化详情 ViewModel，并注入列表订单作为兜底数据。
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init(item: OrderEntity) {
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self.item = item
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}
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/// 加载门店订单详情，缺少门店 ID 时只保留列表摘要展示。
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func load(api: OrderServing, fallbackStoreId: Int?, forceReload: Bool = false) async {
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guard !loading else { return }
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if forceReload {
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detail = nil
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} else {
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guard detail == nil else { return }
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}
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guard let storeId = item.storeId ?? fallbackStoreId, storeId > 0 else {
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contextMessage = "缺少门店上下文，当前展示订单摘要。"
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return
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}
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loading = true
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errorMessage = nil
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contextMessage = nil
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defer { loading = false }
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do {
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detail = try await api.storeOrderDetail(storeId: storeId, orderNumber: item.orderNumber)
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} catch {
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errorMessage = error.localizedDescription
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contextMessage = "详情加载失败，当前展示订单摘要。"
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}
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}
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/// 清理当前错误提示。
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func clearError() {
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errorMessage = nil
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}
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}
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