//
//  DebugSeed.swift
//  Keging
//
//  검증용 런치 인자 (DEBUG 전용) — CLAUDE.md §14
//  -seedStats: 지난 35일 결정적 가짜 기록으로 교체 (통계 화면 QA)
//

#if DEBUG
import Foundation

@MainActor
enum DebugSeed {
    static func applyLaunchArguments() {
        if CommandLine.arguments.contains("-seedStats") { seedStats() }
        // 완주 경로 검증용 초단축 세팅 (수축 1초·이완 1초·2회)
        if CommandLine.arguments.contains("-quickConfig") {
            SettingsStore.shared.config = WorkoutConfig(contractSeconds: 1, relaxSeconds: 1, reps: 2)
        }
    }

    private static func seedStats() {
        let calendar = Calendar.current
        let today = calendar.startOfDay(for: Date())
        var records: [SessionRecord] = []
        for dayOffset in 0..<35 {
            guard let day = calendar.date(byAdding: .day, value: -dayOffset, to: today) else { continue }
            let sets = (dayOffset * 7 + 3) % 4  // 0~3세트 결정적 패턴
            for index in 0..<sets {
                let hour = [8, 13, 21][index % 3]
                let minute = (dayOffset * 11 + index * 17) % 60
                guard let start = calendar.date(bySettingHour: hour, minute: minute, second: 0, of: day) else { continue }
                records.append(SessionRecord(startedAt: start, reps: 20, contractSeconds: 10, relaxSeconds: 5))
            }
        }
        RecordStore.shared._replaceAll(records)
    }
}
#endif