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2026-06-07 14:17:18 +08:00
parent 074d99715d
commit 77a4ee1c37
66 changed files with 2676 additions and 548 deletions
--- a/康康/Services/CaptureService.swift
+++ b/康康/Services/CaptureService.swift
@@ -21,6 +21,11 @@ struct ParsedReport: Sendable {
        var unit: String
        var range: String
        var status: IndicatorStatus
+        var sourcePageIndex: Int?
+        var sourceBoxX: Double?
+        var sourceBoxY: Double?
+        var sourceBoxWidth: Double?
+        var sourceBoxHeight: Double?
    }

    /// 一项都没识别出来 = 视作失败,UI 走手动录入回退。
@@ -100,11 +105,16 @@ actor CaptureService {
        do {
            raw = try await AIRuntime.shared.analyzeReport(
                imageURLs: [tmpURL],
-                prompt: VLPrompts.regionExtraction()
+                prompt: VLPrompts.regionExtraction(),
+                // 整张化验单可能含十余项,512 token 会截断 → 解析失败。给足额度。
+                maxTokens: 2048
            )
        } catch {
            throw CaptureError.inferenceFailed("\(error)")
        }
+        #if DEBUG
+        print("🔎 [recognizeRegion] image bytes=\(imageData.count), VL raw output:\n\(raw)\n--- end VL raw ---")
+        #endif
        do {
            return try CaptureService.parseIndicatorsJSON(raw)
        } catch let CaptureError.parseFailed(msg) {
@@ -114,6 +124,56 @@ actor CaptureService {
        }
    }

+    /// 「拍照识别」OCR 链路:把 Vision OCR 出的纯文本交给 LLM(Qwen3-1.7B)结构化抽指标。
+    /// 不建 Report、不留图;失败抛 `CaptureError`,UI 回退手动录入(§3.2)。
+    /// 调用方(MainActor)先做 OCR,再把文本传进来——OCR 不需进 actor,也避免 UIImage 跨 actor。
+    func recognizeIndicators(fromOCRText text: String) async throws -> [ParsedReport.ParsedIndicator] {
+        do {
+            try await AIRuntime.shared.prepare()   // 载 LLM(会先卸 VL,OOM 闸门已处理)
+        } catch {
+            throw CaptureError.modelNotReady
+        }
+
+        let prompt = VLPrompts.indicatorsFromText(text)
+        var collected = ""
+        do {
+            // 整张化验单十余项,给足 token;LLM 解码与任何 VL 解码由 AIRuntime 闸门串行。
+            let stream = await AIRuntime.shared.generate(prompt: prompt, maxTokens: 2048)
+            for try await chunk in stream {
+                collected += chunk.text
+            }
+        } catch {
+            throw CaptureError.inferenceFailed("\(error)")
+        }
+
+        // Qwen3 可能吐 <think>…</think>,先剥掉再抠 JSON。
+        let cleaned = CaptureService.stripThink(collected)
+        #if DEBUG
+        print("🧠 [recognizeIndicators] LLM cleaned output:\n\(cleaned)\n--- end LLM ---")
+        #endif
+        do {
+            return try CaptureService.parseIndicatorsJSON(cleaned)
+        } catch let CaptureError.parseFailed(msg) {
+            throw CaptureError.parseFailed(msg)
+        } catch {
+            throw CaptureError.parseFailed("\(error)")
+        }
+    }
+
+    /// 剥掉 Qwen3 的 <think>…</think>(配对块 / 未闭合开标签 / 孤立闭标签),再 trim 顶部空白。
+    /// 与 HealthExportService.stripThinkBlocks 同逻辑,但本类是非 MainActor actor,放一份 nonisolated 版避免跨隔离调用。
+    nonisolated static func stripThink(_ raw: String) -> String {
+        var s = raw
+        while let openR = s.range(of: "<think>"),
+              let closeR = s.range(of: "</think>", range: openR.upperBound..<s.endIndex) {
+            s.removeSubrange(openR.lowerBound..<closeR.upperBound)
+        }
+        if let openR = s.range(of: "<think>") { s = String(s[..<openR.lowerBound]) }
+        if let closeR = s.range(of: "</think>") { s = String(s[closeR.upperBound...]) }
+        while let first = s.first, first.isWhitespace { s.removeFirst() }
+        return s
+    }
+
    /// VL 推理 + JSON 解析的纯阶段。assets 必须已写入 Vault。
    private func runVL(on assets: [FileVault.SavedAsset]) async throws -> ParsedReport {
        do {
@@ -344,7 +404,36 @@ actor CaptureService {
        let range = stringValue(d, keys: ["range", "reference", "reference_range", "ref", "参考", "参考值", "参考范围", "正常范围"]) ?? ""
        let statusRaw = stringValue(d, keys: ["status", "flag", "abnormal", "异常", "提示", "标记"])
        let status = parseIndicatorStatus(raw: statusRaw, value: value, range: range)
-        return .init(name: name, value: value, unit: unit, range: range, status: status)
+        let evidence = parseEvidenceLocation(d)
+        return .init(
+            name: name,
+            value: value,
+            unit: unit,
+            range: range,
+            status: status,
+            sourcePageIndex: evidence?.pageIndex,
+            sourceBoxX: evidence?.box.x,
+            sourceBoxY: evidence?.box.y,
+            sourceBoxWidth: evidence?.box.width,
+            sourceBoxHeight: evidence?.box.height
+        )
+    }
+
+    private static func parseEvidenceLocation(_ d: [String: Any]) -> (pageIndex: Int, box: (x: Double, y: Double, width: Double, height: Double))? {
+        guard let page = intValue(d, keys: ["source_page", "sourcePage", "page", "页码", "来源页码"]),
+              page >= 1,
+              let box = numberArrayValue(d, keys: ["source_box", "sourceBox", "box", "bbox", "位置", "来源位置"]),
+              box.count == 4 else {
+            return nil
+        }
+        let x = box[0]
+        let y = box[1]
+        let width = box[2]
+        let height = box[3]
+        guard x >= 0, y >= 0, width > 0, height > 0, x + width <= 1, y + height <= 1 else {
+            return nil
+        }
+        return (page - 1, (x, y, width, height))
    }

    private static func stringValue(_ d: [String: Any], keys: [String]) -> String? {
@@ -359,6 +448,44 @@ actor CaptureService {
        return nil
    }

+    private static func intValue(_ d: [String: Any], keys: [String]) -> Int? {
+        for key in keys {
+            if let i = d[key] as? Int {
+                return i
+            }
+            if let n = d[key] as? NSNumber {
+                return n.intValue
+            }
+            if let s = d[key] as? String, let i = Int(s.trimmingCharacters(in: .whitespacesAndNewlines)) {
+                return i
+            }
+        }
+        return nil
+    }
+
+    private static func numberArrayValue(_ d: [String: Any], keys: [String]) -> [Double]? {
+        for key in keys {
+            if let arr = d[key] as? [Double] {
+                return arr
+            }
+            if let arr = d[key] as? [NSNumber] {
+                return arr.map(\.doubleValue)
+            }
+            if let arr = d[key] as? [Any] {
+                let values = arr.compactMap { item -> Double? in
+                    if let d = item as? Double { return d }
+                    if let n = item as? NSNumber { return n.doubleValue }
+                    if let s = item as? String { return Double(s.trimmingCharacters(in: .whitespacesAndNewlines)) }
+                    return nil
+                }
+                if values.count == arr.count {
+                    return values
+                }
+            }
+        }
+        return nil
+    }
+
    private static func arrayValue(_ d: [String: Any], keys: [String]) -> [[String: Any]] {
        for key in keys {
            if let arr = d[key] as? [[String: Any]] {
@@ -480,7 +607,12 @@ extension Report {
                status: p.status,
                capturedAt: reportDate,
                report: self,
-                source: .report
+                source: .report,
+                sourcePageIndex: p.sourcePageIndex,
+                sourceBoxX: p.sourceBoxX,
+                sourceBoxY: p.sourceBoxY,
+                sourceBoxWidth: p.sourceBoxWidth,
+                sourceBoxHeight: p.sourceBoxHeight
            )
            ctx.insert(i)
        }