Provide Report a Problem from LoopSupport

LoopSupport.xcodeproj/project.pbxproj

@@ -21,6 +21,10 @@
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+		C1A55E022E9F000000B10002 /* IssueReportContext.swift in Sources */ = {isa = PBXBuildFile; fileRef = C1A55E022E9F000000B10001 /* IssueReportContext.swift */; };
+		C1A55E022E9F000000B10004 /* IssueReportSubmitter.swift in Sources */ = {isa = PBXBuildFile; fileRef = C1A55E022E9F000000B10003 /* IssueReportSubmitter.swift */; };
+		C1A55E022E9F000000B10006 /* ReportProblemView.swift in Sources */ = {isa = PBXBuildFile; fileRef = C1A55E022E9F000000B10005 /* ReportProblemView.swift */; };
+		C1A55E022E9F000000B10008 /* SendIssueReportView.swift in Sources */ = {isa = PBXBuildFile; fileRef = C1A55E022E9F000000B10007 /* SendIssueReportView.swift */; };
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 		C1BE9741295E3800008BA25D /* LoopKitAnalytics.swift in Sources */ = {isa = PBXBuildFile; fileRef = C1BE9740295E3800008BA25D /* LoopKitAnalytics.swift */; };
@@ -84,6 +88,10 @@
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 		B66D1F542E6A752300471149 /* Localizable.xcstrings */ = {isa = PBXFileReference; lastKnownFileType = text.json.xcstrings; path = Localizable.xcstrings; sourceTree = "<group>"; };
+		C1A55E022E9F000000B10001 /* IssueReportContext.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = IssueReportContext.swift; sourceTree = "<group>"; };
+		C1A55E022E9F000000B10003 /* IssueReportSubmitter.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = IssueReportSubmitter.swift; sourceTree = "<group>"; };
+		C1A55E022E9F000000B10005 /* ReportProblemView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ReportProblemView.swift; sourceTree = "<group>"; };
+		C1A55E022E9F000000B10007 /* SendIssueReportView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SendIssueReportView.swift; sourceTree = "<group>"; };
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 		C1BE9740295E3800008BA25D /* LoopKitAnalytics.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = LoopKitAnalytics.swift; sourceTree = "<group>"; };
@@ -136,6 +144,7 @@
 			isa = PBXGroup;
 			children = (
 				C14A7E7A295F2EA700CD87B4 /* Views */,
+				C1A55E022E9F000000B10000 /* IssueReport */,
 				A936A95625BC9A190085119C /* LoopSupportKitUI.h */,
 				A936A95725BC9A190085119C /* Info.plist */,
 				B66D1F542E6A752300471149 /* Localizable.xcstrings */,
@@ -185,6 +194,17 @@
 			name = Frameworks;
 			sourceTree = "<group>";
 		};
+		C1A55E022E9F000000B10000 /* IssueReport */ = {
+			isa = PBXGroup;
+			children = (
+				C1A55E022E9F000000B10001 /* IssueReportContext.swift */,
+				C1A55E022E9F000000B10003 /* IssueReportSubmitter.swift */,
+				C1A55E022E9F000000B10005 /* ReportProblemView.swift */,
+				C1A55E022E9F000000B10007 /* SendIssueReportView.swift */,
+			);
+			path = IssueReport;
+			sourceTree = "<group>";
+		};
 		C14A7E7A295F2EA700CD87B4 /* Views */ = {
 			isa = PBXGroup;
 			children = (
@@ -349,6 +369,10 @@
 				A9CE7DA125BC9C0200C04F9B /* OSLog.swift in Sources */,
 				C15349062960AA9000B47074 /* UsageDataPrivacyPreferenceMenuItem.swift in Sources */,
 				C14A7E7C295F2EC100CD87B4 /* UsageDataPrivacyPreferenceView.swift in Sources */,
+				C1A55E022E9F000000B10002 /* IssueReportContext.swift in Sources */,
+				C1A55E022E9F000000B10004 /* IssueReportSubmitter.swift in Sources */,
+				C1A55E022E9F000000B10006 /* ReportProblemView.swift in Sources */,
+				C1A55E022E9F000000B10008 /* SendIssueReportView.swift in Sources */,
 				A9CE7D8425BC9B3700C04F9B /* LocalizedString.swift in Sources */,
 				A9CE800325BCAC8700C04F9B /* LoopSupportUI.swift in Sources */,
 				C1BE9741295E3800008BA25D /* LoopKitAnalytics.swift in Sources */,

LoopSupportKitUI/IssueReport/IssueReportContext.swift

@@ -0,0 +1,45 @@
+//
+//  IssueReportContext.swift
+//  LoopSupportKitUI
+//
+//  Copyright © 2026 LoopKit Authors. All rights reserved.
+//
+
+import UIKit
+import LoopKit
+import LoopKitUI
+
+enum IssueReportContext {
+    /// Build, device and pump/CGM details sent with every issue report.
+    @MainActor
+    static func current(supportInfo: SupportInfoProvider?) -> [String: IssueReportContextValue] {
+        let info = Bundle.main.infoDictionary ?? [:]
+        let buildDetails = Bundle.main.url(forResource: "BuildDetails", withExtension: "plist")
+            .flatMap { NSDictionary(contentsOf: $0) as? [String: Any] } ?? [:]
+
+        var context: [String: IssueReportContextValue] = [
+            "appVersion": .string(info["CFBundleShortVersionString"] as? String ?? ""),
+            "buildNumber": .string(info["CFBundleVersion"] as? String ?? ""),
+            "customizations": .strings(buildDetails["com-loopkit-Loop-customizations"] as? [String] ?? []),
+            "deviceModel": .string(modelIdentifier),
+            "osVersion": .string(UIDevice.current.systemVersion),
+        ]
+        let branch = buildDetails["com-loopkit-LoopWorkspace-git-branch"] as? String ?? buildDetails["com-loopkit-Loop-git-branch"] as? String
+        context["branch"] = branch.map { .string($0) }
+        context["workspaceRevision"] = (buildDetails["com-loopkit-LoopWorkspace-git-revision"] as? String).map { .string($0) }
+        context["loopRevision"] = (buildDetails["com-loopkit-Loop-git-revision"] as? String).map { .string($0) }
+        context["pumpModel"] = supportInfo?.pumpStatus.map { .string($0.device.model ?? "Unknown") }
+        context["cgmModel"] = supportInfo?.cgmStatus.map { .string($0.device?.model ?? "Unknown") }
+        return context
+    }
+
+    private static var modelIdentifier: String {
+        #if targetEnvironment(simulator)
+        return "\(UIDevice.current.model)Simulator"
+        #else
+        var info = utsname()
+        uname(&info)
+        return withUnsafePointer(to: &info.machine) { $0.withMemoryRebound(to: CChar.self, capacity: 1) { String(validatingUTF8: $0) } } ?? "unknown"
+        #endif
+    }
+}

LoopSupportKitUI/IssueReport/IssueReportSubmitter.swift

@@ -0,0 +1,139 @@
+//
+//  IssueReportSubmitter.swift
+//  LoopSupportKitUI
+//
+//  Copyright © 2026 LoopKit Authors. All rights reserved.
+//
+
+import Foundation
+
+struct IssueReport {
+    struct Contact: Encodable {
+        var name: String?
+        var email: String?
+        var zulip: String?
+        var github: String?
+    }
+
+    struct Attachment {
+        var filename: String
+        var contentType: String
+        var data: Data
+    }
+
+    var title: String?
+    var description: String
+    var contact: Contact?
+    var context: [String: IssueReportContextValue]
+    var attachments: [Attachment]
+}
+
+enum IssueReportContextValue: Encodable, Equatable {
+    case string(String)
+    case strings([String])
+
+    func encode(to encoder: Encoder) throws {
+        var container = encoder.singleValueContainer()
+        switch self {
+        case .string(let value): try container.encode(value)
+        case .strings(let value): try container.encode(value)
+        }
+    }
+}
+
+enum IssueReportSubmitterError: LocalizedError {
+    case server(status: Int, reason: String?)
+    case invalidResponse
+    case network(Error)
+
+    var isRetryable: Bool {
+        switch self {
+        case .server(let status, _): return status >= 500
+        case .invalidResponse, .network: return true
+        }
+    }
+
+    var errorDescription: String? {
+        switch self {
+        case .server(413, _):
+            return LocalizedString("The report is too large. Try fewer or smaller screenshots.", comment: "Issue report error when the upload is too large")
+        case .server(415, _):
+            return LocalizedString("One of the attachments isn't a supported image type.", comment: "Issue report error when an attachment type is refused")
+        case .server(429, _):
+            return LocalizedString("Too many reports have been sent from this network recently. Please try again later.", comment: "Issue report error when rate limited")
+        case .server(let status, let reason):
+            return String(format: LocalizedString("The server couldn't accept the report (%1$d %2$@).", comment: "Issue report error with HTTP status (1) and reason (2)"), status, reason ?? "")
+        case .invalidResponse:
+            return LocalizedString("The server sent an unexpected response.", comment: "Issue report error for an unreadable response")
+        case .network(let error):
+            return error.localizedDescription
+        }
+    }
+}
+
+struct IssueReportSubmitter {
+    static let endpoint = URL(string: "https://ingest.loopkit.org/v1/issues")!
+    static let apiKey = "7dd7414785560c0dd1ef802ac10c00b4"
+
+    var session: URLSession = .shared
+
+    func submit(_ report: IssueReport) async throws -> String {
+        let boundary = "Boundary-\(UUID().uuidString)"
+        var request = URLRequest(url: Self.endpoint)
+        request.httpMethod = "POST"
+        request.setValue("multipart/form-data; boundary=\(boundary)", forHTTPHeaderField: "Content-Type")
+
+        let body = try Self.body(for: report, boundary: boundary)
+        let data: Data
+        let response: URLResponse
+        do {
+            (data, response) = try await session.upload(for: request, from: body)
+        } catch {
+            throw IssueReportSubmitterError.network(error)
+        }
+        guard let response = response as? HTTPURLResponse else {
+            throw IssueReportSubmitterError.invalidResponse
+        }
+        let json = try? JSONSerialization.jsonObject(with: data) as? [String: Any]
+        guard response.statusCode == 200 else {
+            throw IssueReportSubmitterError.server(status: response.statusCode, reason: json?["error"] as? String)
+        }
+        guard let id = json?["id"] as? String else {
+            throw IssueReportSubmitterError.invalidResponse
+        }
+        return id
+    }
+
+    static func body(for report: IssueReport, boundary: String) throws -> Data {
+        struct Payload: Encodable {
+            var title: String?
+            var description: String
+            var contact: IssueReport.Contact?
+            var context: [String: IssueReportContextValue]
+        }
+        let payload = try JSONEncoder().encode(Payload(title: report.title, description: report.description, contact: report.contact, context: report.context))
+
+        var body = Data()
+        func appendPart(name: String, filename: String? = nil, contentType: String? = nil, data: Data) {
+            var header = "--\(boundary)\r\nContent-Disposition: form-data; name=\"\(name)\""
+            if let filename {
+                header += "; filename=\"\(filename.replacingOccurrences(of: "\"", with: ""))\""
+            }
+            header += "\r\n"
+            if let contentType {
+                header += "Content-Type: \(contentType)\r\n"
+            }
+            body.append(Data((header + "\r\n").utf8))
+            body.append(data)
+            body.append(Data("\r\n".utf8))
+        }
+
+        appendPart(name: "client", data: Data(apiKey.utf8))
+        appendPart(name: "report", contentType: "application/json", data: payload)
+        for attachment in report.attachments {
+            appendPart(name: "attachment", filename: attachment.filename, contentType: attachment.contentType, data: attachment.data)
+        }
+        body.append(Data("--\(boundary)--\r\n".utf8))
+        return body
+    }
+}

LoopSupportKitUI/IssueReport/ReportProblemView.swift

@@ -0,0 +1,153 @@
+//
+//  ReportProblemView.swift
+//  LoopSupportKitUI
+//
+//  Copyright © 2026 LoopKit Authors. All rights reserved.
+//
+
+import SwiftUI
+import LoopKitUI
+
+struct ReportProblemView: View {
+    let delegate: SupportUIDelegate?
+
+    @State private var isPreparingReport = false
+    @State private var reportFile: ReportFile?
+    @State private var writtenReportURL: URL?
+
+    private struct ReportFile: Identifiable {
+        let url: URL
+        var id: URL { url }
+    }
+
+    var body: some View {
+        List {
+            Section {
+                NavigationLink(destination: SendIssueReportView(
+                    context: IssueReportContext.current(supportInfo: delegate),
+                    generateDiagnosticReport: delegate.map { delegate in { await delegate.generateIssueReport() } }
+                )) {
+                    option(
+                        LocalizedString("Send to the Loop Developers", comment: "Report a problem option: submit an issue report to the developers"),
+                        detail: LocalizedString("Private. Describe the problem and attach screenshots and a diagnostic report. Only the LoopKit development team can see it.", comment: "Report a problem option detail: submit an issue report to the developers")
+                    )
+                }
+
+                if delegate != nil {
+                    Button(action: shareDiagnosticReport) {
+                        HStack {
+                            option(
+                                LocalizedString("Share a Diagnostic Report", comment: "Report a problem option: share the diagnostic report yourself"),
+                                detail: LocalizedString("Save the report or send it to someone helping you, for example on Zulip or Facebook. It contains health data such as glucose, insulin, carbs and your therapy settings.", comment: "Report a problem option detail: share the diagnostic report yourself")
+                            )
+                            if isPreparingReport {
+                                Spacer()
+                                ProgressView()
+                            }
+                        }
+                    }
+                    .disabled(isPreparingReport)
+                }
+
+                Button(action: { delegate?.openURL(url: URL(string: "https://github.com/LoopKit/Loop/issues")!) }) {
+                    option(
+                        LocalizedString("Open a GitHub Issue", comment: "Report a problem option: open the public GitHub issues page"),
+                        detail: LocalizedString("Public. For bugs you can describe without any personal or health data.", comment: "Report a problem option detail: open the public GitHub issues page")
+                    )
+                }
+
+                if let delegate {
+                    NavigationLink(destination: delegate.criticalEventLogExportView()) {
+                        option(
+                            LocalizedString("Export Critical Event Logs", comment: "Report a problem option: export the critical event logs"),
+                            detail: LocalizedString("Detailed logs as files. Only needed when a developer asks for them.", comment: "Report a problem option detail: export the critical event logs")
+                        )
+                    }
+                }
+            }
+        }
+        .listStyle(.insetGrouped)
+        .navigationTitle(LocalizedString("Report a Problem", comment: "Title of the report a problem screen"))
+        .navigationBarTitleDisplayMode(.inline)
+        .sheet(item: $reportFile, onDismiss: removeReportFile) { file in
+            ActivityView(activityItems: [file.url])
+        }
+    }
+
+    private func option(_ title: String, detail: String) -> some View {
+        VStack(alignment: .leading, spacing: 4) {
+            Text(title)
+                .foregroundColor(.primary)
+            Text(detail)
+                .font(.footnote)
+                .foregroundColor(.secondary)
+        }
+        .padding(.vertical, 4)
+    }
+
+    private func shareDiagnosticReport() {
+        guard let delegate else {
+            return
+        }
+        isPreparingReport = true
+        Task { @MainActor in
+            let date = Date()
+            let report = "Generated: \(date)\n\n" + (await delegate.generateIssueReport())
+            let name = "Loop Report \(ISO8601DateFormatter.string(from: date, timeZone: .current, formatOptions: [.withSpaceBetweenDateAndTime, .withInternetDateTime])).md"
+            let url = FileManager.default.temporaryDirectory.appendingPathComponent(name.replacingOccurrences(of: ":", with: "-"))
+            do {
+                try report.write(to: url, atomically: true, encoding: .utf8)
+                writtenReportURL = url
+                reportFile = ReportFile(url: url)
+            } catch {
+                reportFile = nil
+            }
+            isPreparingReport = false
+        }
+    }
+
+    private func removeReportFile() {
+        if let url = writtenReportURL {
+            try? FileManager.default.removeItem(at: url)
+        }
+        writtenReportURL = nil
+    }
+}
+
+struct ReportProblemMenuItem: View {
+    let support: LoopSupportUI
+
+    var body: some View {
+        NavigationLink(destination: ReportProblemView(delegate: support.delegate)) {
+            Text(LocalizedString("Report a Problem", comment: "The title text for the report a problem menu item"))
+        }
+    }
+}
+
+/// Report a Problem shown on its own, outside settings.
+struct ReportProblemModal: View {
+    let delegate: SupportUIDelegate?
+
+    @Environment(\.dismissAction) private var dismiss
+
+    var body: some View {
+        NavigationView {
+            ReportProblemView(delegate: delegate)
+                .toolbar {
+                    ToolbarItem(placement: .confirmationAction) {
+                        Button(LocalizedString("Done", comment: "Button to close the report a problem screen"), action: dismiss)
+                    }
+                }
+        }
+    }
+}
+
+private struct ActivityView: UIViewControllerRepresentable {
+    let activityItems: [Any]
+
+    func makeUIViewController(context: Context) -> UIActivityViewController {
+        UIActivityViewController(activityItems: activityItems, applicationActivities: nil)
+    }
+
+    func updateUIViewController(_ uiViewController: UIActivityViewController, context: Context) {}
+}