mirror of
https://github.com/carey314/mio-plugin-fund.git
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e5a72bcf42
Real-time OTC fund and gold tracker for the macOS notch. Three tabs: - 持仓: live intraday estimates from 天天基金, hero card with total value / today P&L / cumulative P&L, per-row 当日 + 累计. - 黄金: SHFE 沪金 realtime + daily K-line + 伦敦金 reference. - 添加: search 26k+ public funds via 东方财富 suggest API. No API keys, no Python, no servers. All data comes from public endpoints (天天基金, 东方财富, 新浪财经). Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
85 lines
3.5 KiB
Swift
85 lines
3.5 KiB
Swift
//
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// GoldMinuteClient.swift
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// 看盘侠 plugin v0.3
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//
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// Realtime minute-line for SHFE 沪金 AU0 — replaces the daily K-line
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// in the chart widget. This matches what Alipay / 同花顺 show in the
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// "国内金价" panel: an intraday tick line spanning
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// 20:00 → 02:30 (night session) → 09:00 → 15:30 (day session).
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//
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// Endpoint: Sina futures inner getMinLine
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// https://stock.finance.sina.com.cn/futures/api/jsonp.php
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// /var-_t=/InnerFuturesNewService.getMinLine?symbol=AU0
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//
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// Returns JSONP: `var-_t=([[time, last, avgPrice, vol, oi, prevClose, date], ...]);`
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// First row carries the prevClose + date; subsequent rows are tick samples.
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//
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import Foundation
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/// One minute sample from the AU0 intraday line.
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struct GoldMinutePoint: Equatable {
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/// Trading time, formatted "HH:mm" (e.g. "21:00").
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let time: String
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/// Last traded price (RMB/g).
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let price: Double
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/// Cumulative volume up to this minute.
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let volume: Double
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}
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actor GoldMinuteClient {
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static let shared = GoldMinuteClient()
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private let session: URLSession
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init() {
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let cfg = URLSessionConfiguration.default
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cfg.timeoutIntervalForRequest = 8
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cfg.timeoutIntervalForResource = 15
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cfg.requestCachePolicy = .reloadIgnoringLocalCacheData
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self.session = URLSession(configuration: cfg)
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}
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/// Fetch today's minute line for the given futures symbol (default
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/// AU0 = SHFE 沪金主连). Returns oldest → newest.
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func minuteLine(symbol: String = "AU0") async throws -> [GoldMinutePoint] {
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let url = URL(string:
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"https://stock.finance.sina.com.cn/futures/api/jsonp.php/var-_t=/InnerFuturesNewService.getMinLine?symbol=\(symbol)"
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)!
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var req = URLRequest(url: url)
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req.setValue("Mozilla/5.0", forHTTPHeaderField: "User-Agent")
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req.setValue("https://finance.sina.com.cn/", forHTTPHeaderField: "Referer")
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let (data, _) = try await session.data(for: req)
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guard let raw = String(data: data, encoding: .utf8) else {
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throw FundClientError.malformed("minline non-utf8")
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}
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// Strip JSONP wrapper: `var-_t=(<json>);` (Sina injects a redirect
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// script first; ignore that and keep the part starting at `var-_t=(`).
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guard let lParen = raw.range(of: "var-_t=(")?.upperBound,
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let rParen = raw[lParen...].lastIndex(of: ")") else {
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throw FundClientError.malformed("minline jsonp wrapper missing")
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}
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let inner = String(raw[lParen..<rParen])
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// Empty payload (off-hours / no session yet today) is `null`.
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if inner.trimmingCharacters(in: .whitespaces) == "null" { return [] }
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guard let innerData = inner.data(using: .utf8),
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let arr = try? JSONSerialization.jsonObject(with: innerData) as? [[Any]] else {
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throw FundClientError.malformed("minline array decode")
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}
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return arr.compactMap { row -> GoldMinutePoint? in
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// Layout: [time, last, avgPrice, volume, openInterest, prevClose?, date?]
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guard row.count >= 4 else { return nil }
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// Sina returns numbers as strings inside the array — coerce.
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let timeStr = row[0] as? String ?? ""
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let priceStr = row[1] as? String ?? ""
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let volStr = row[3] as? String ?? "0"
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guard let p = Double(priceStr), p > 0 else { return nil }
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return GoldMinutePoint(time: timeStr, price: p, volume: Double(volStr) ?? 0)
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}
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}
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}
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