import Foundation
import CoreLocation
import CoreMotion

/**
 * QUIXZOOM Capture Session
 * 
 * Representerar en inspelningssession med all metadata.
 * Varje session får ett unikt uppdrags-ID.
 */
struct CaptureSession: Codable, Identifiable {
    let id: String
    let missionId: String
    let startTime: Date
    var endTime: Date?
    var mode: CaptureMode
    var status: SessionStatus
    
    // Konfiguration
    var config: SessionConfig
    
    // Insamlad data
    var frames: [FrameMetadata]
    var telemetry: [TelemetryData]
    var path: [GPSPoint]
    var instructions: [AIInstruction]
    
    // Kvalitet
    var qualityScore: Double
    var reliabilityScore: Double
    
    enum CaptureMode: String, Codable {
        case recording      // Nivå 1: Basinsamling
        case guided         // Nivå 2: AI-guidad
        case mission        // Nivå 3: Uppdragsbaserad
        case adaptive       // Nivå 4: Adaptiv intelligens
    }
    
    enum SessionStatus: String, Codable {
        case preparing
        case recording
        case paused
        case uploading
        case completed
        case failed
    }
}

struct SessionConfig: Codable {
    var videoQuality: VideoQuality
    var telemetryRate: Double        // Hz
    var uploadMode: UploadMode
    var missionType: String?         // "crosswalks", "streetlights", etc.
    var area: AreaConfig?
    
    enum VideoQuality: String, Codable {
        case p720 = "720p"
        case p1080 = "1080p"
        case p4K = "4K"
    }
    
    enum UploadMode: String, Codable {
        case realtime     // Direktuppladdning
        case buffered     // Buffra lokalt, ladda upp vid wifi
        case manual       // Manuell uppladdning
    }
}

struct AreaConfig: Codable {
    var name: String
    var bounds: GeoBounds
    var targetObjects: [String]?
}

struct GeoBounds: Codable {
    var minLat: Double
    var maxLat: Double
    var minLng: Double
    var maxLng: Double
}

struct FrameMetadata: Codable {
    let timestamp: Date
    let frameId: String
    let gps: GPSPoint
    let quality: Double
    let fileSize: Int
}

struct TelemetryData: Codable {
    let timestamp: Date
    let gps: GPSPoint
    let imu: IMUData
    let compass: Double
    let altitude: Double
}

struct GPSPoint: Codable {
    let latitude: Double
    let longitude: Double
    let accuracy: Double
    let altitude: Double
    let timestamp: Date
}

struct IMUData: Codable {
    let accelerometer: XYZ
    let gyroscope: XYZ
    let magnetometer: XYZ?
}

struct XYZ: Codable {
    let x: Double
    let y: Double
    let z: Double
}

struct AIInstruction: Codable {
    let timestamp: Date
    let text: String
    let priority: String
    let reason: String
    var completed: Bool
    var completedAt: Date?
}