Sync migrated iOS modules
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206
suixinkan/Features/Statistics/Models/StatisticsModels.swift
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206
suixinkan/Features/Statistics/Models/StatisticsModels.swift
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//
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// StatisticsModels.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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/// 数据统计时间段实体，表示看板顶部的快捷日期范围。
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enum StatisticsPeriod: String, CaseIterable, Identifiable {
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case today = "今日"
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case yesterday = "昨日"
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case sevenDays = "7日"
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case thisMonth = "本月"
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var id: String { rawValue }
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/// 后端汇总接口需要的范围标识。
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var apiRange: String {
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switch self {
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case .today:
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return "1"
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case .yesterday:
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return "2"
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case .sevenDays:
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return "3"
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case .thisMonth:
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return "4"
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}
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}
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/// 当前时间段对应的本地日期区间。
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var interval: (start: Date, end: Date) {
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let calendar = Calendar.current
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let today = calendar.startOfDay(for: Date())
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switch self {
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case .today:
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return (today, today)
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case .yesterday:
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let day = calendar.date(byAdding: .day, value: -1, to: today) ?? today
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return (day, day)
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case .sevenDays:
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return (calendar.date(byAdding: .day, value: -6, to: today) ?? today, today)
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case .thisMonth:
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let components = calendar.dateComponents([.year, .month], from: today)
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return (calendar.date(from: components) ?? today, today)
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}
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}
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/// 页面展示的时间范围文案。
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var selectedTimeText: String {
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let dates = interval
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return "\(Self.uiDateFormatter.string(from: dates.start))至\(Self.uiDateFormatter.string(from: dates.end))"
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}
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/// 后端列表接口开始日期。
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var apiStartTime: String {
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Self.apiDateFormatter.string(from: interval.start)
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}
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/// 后端列表接口结束日期。
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var apiEndTime: String {
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Self.apiDateFormatter.string(from: interval.end)
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}
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private static let uiDateFormatter: DateFormatter = {
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let formatter = DateFormatter()
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formatter.locale = Locale(identifier: "zh_CN")
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formatter.dateFormat = "yyyy/MM/dd"
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return formatter
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}()
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private static let apiDateFormatter: DateFormatter = {
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let formatter = DateFormatter()
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formatter.locale = Locale(identifier: "en_US_POSIX")
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formatter.dateFormat = "yyyy-MM-dd"
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return formatter
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}()
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}
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/// 数据统计汇总实体，表示订单金额、数量、客单价、实收和退款。
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struct StatisticsSummaryResponse: Decodable, Equatable {
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let orderAmountSum: String
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let orderCount: Int
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let orderPriceAverage: String
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let receivedAmountSum: String
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let refundAmountSum: String
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var orderAmountValue: Double { Self.parseAmount(orderAmountSum) }
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var orderPriceAverageValue: Double { Self.parseAmount(orderPriceAverage) }
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var receivedAmountValue: Double { Self.parseAmount(receivedAmountSum) }
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var refundAmountValue: Double { Self.parseAmount(refundAmountSum) }
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enum CodingKeys: String, CodingKey {
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case orderAmountSum = "order_amount_sum"
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case orderCount = "order_count"
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case orderPriceAverage = "order_price_avg"
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case receivedAmountSum = "received_amount_sum"
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case refundAmountSum = "refund_amount_sum"
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}
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/// 创建统计汇总实体，主要用于初始状态和测试。
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init(
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orderAmountSum: String = "",
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orderCount: Int = 0,
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orderPriceAverage: String = "",
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receivedAmountSum: String = "",
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refundAmountSum: String = ""
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) {
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self.orderAmountSum = orderAmountSum
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self.orderCount = orderCount
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self.orderPriceAverage = orderPriceAverage
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self.receivedAmountSum = receivedAmountSum
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self.refundAmountSum = refundAmountSum
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}
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/// 宽松解码统计汇总字段。
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init(from decoder: Decoder) throws {
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let container = try decoder.container(keyedBy: CodingKeys.self)
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orderAmountSum = try container.decodeLossyString(forKey: .orderAmountSum)
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orderCount = try container.decodeLossyInt(forKey: .orderCount) ?? 0
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orderPriceAverage = try container.decodeLossyString(forKey: .orderPriceAverage)
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receivedAmountSum = try container.decodeLossyString(forKey: .receivedAmountSum)
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refundAmountSum = try container.decodeLossyString(forKey: .refundAmountSum)
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}
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private static func parseAmount(_ text: String) -> Double {
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let normalized = text.filter { "0123456789.-".contains($0) }
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return Double(normalized) ?? 0
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}
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}
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/// 每日统计实体，表示某天订单数、客单价、退款和实收。
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struct StatisticsDailyItem: Decodable, Identifiable, Equatable {
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var id: String { date }
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let date: String
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let orderCount: Int
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let orderPrice: String
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let refund: String
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let received: String
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var orderPriceValue: Double { Self.parseAmount(orderPrice) }
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var refundValue: Double { Self.parseAmount(refund) }
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var receivedValue: Double { Self.parseAmount(received) }
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enum CodingKeys: String, CodingKey {
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case date
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case orderCount = "order_count"
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case orderPrice = "order_price"
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case refund
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case received
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}
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/// 宽松解码每日统计字段。
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init(from decoder: Decoder) throws {
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let container = try decoder.container(keyedBy: CodingKeys.self)
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date = try container.decodeLossyString(forKey: .date)
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orderCount = try container.decodeLossyInt(forKey: .orderCount) ?? 0
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orderPrice = try container.decodeLossyString(forKey: .orderPrice)
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refund = try container.decodeLossyString(forKey: .refund)
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received = try container.decodeLossyString(forKey: .received)
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}
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private static func parseAmount(_ text: String) -> Double {
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let normalized = text.filter { "0123456789.-".contains($0) }
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return Double(normalized) ?? 0
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}
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}
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private extension KeyedDecodingContainer {
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/// 将任意常见 JSON 值宽松解码成字符串。
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func decodeLossyString(forKey key: Key) throws -> String {
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if let value = try? decodeIfPresent(String.self, forKey: key) {
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return value
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}
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if let value = try? decodeIfPresent(Int.self, forKey: key) {
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return String(value)
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}
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if let value = try? decodeIfPresent(Double.self, forKey: key) {
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return String(value)
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}
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return ""
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}
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/// 将 Int、Double 或数字字符串宽松解码成整数。
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func decodeLossyInt(forKey key: Key) throws -> Int? {
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if let value = try? decodeIfPresent(Int.self, forKey: key) {
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return value
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}
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if let value = try? decodeIfPresent(String.self, forKey: key) {
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let text = value.trimmingCharacters(in: .whitespacesAndNewlines)
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if let intValue = Int(text) {
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return intValue
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}
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if let doubleValue = Double(text) {
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return Int(doubleValue)
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}
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}
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if let value = try? decodeIfPresent(Double.self, forKey: key) {
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return Int(value)
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}
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return nil
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}
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}
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