//
//  GuruIronSourceImpressionDataDispatcher.swift
//  Pods
//
//  Created by 250102 on 2025/5/12.
//

import IronSource
internal protocol GuruIronSourceImpressionDataListenerRegistrar {
    func register(adUnitId: String, listener: ISImpressionDataDelegate)
    func unregister(listener: ISImpressionDataDelegate)
}

internal class GuruIronSourceImpressionDataDispatcher : NSObject, ISImpressionDataDelegate,
                                                        GuruIronSourceImpressionDataListenerRegistrar {
    func impressionDataDidSucceed(_ impressionData: ISImpressionData?) {
        guard let data = impressionData else { return }
        dispatchImpressionData(data: data)
    }
    

    private var listeners: [(String, any ISImpressionDataDelegate)] = []

    private func dispatchImpressionData(data: ISImpressionData) {
        listeners.forEach {
            let adUnitId = $0.0
            let listener = $0.1
            if (adUnitId == data.mediation_ad_unit_id) {
                listener.impressionDataDidSucceed(data)
            }
        }
    }

    func register(
        adUnitId: String,
        listener: ISImpressionDataDelegate
    ) {
        listeners.append((adUnitId, listener))
    }

    func unregister(listener: ISImpressionDataDelegate) {
        listeners.removeAll { $0.1 === listener }
    }
}

internal class IronSourceImpressedFusionAd: FusionAd {
    private let impressionData: ISImpressionData
    init(engineId: Int, adType: AdType, impressionData: ISImpressionData) {
        self.impressionData = impressionData
        super.init(engineId: engineId, adType: adType)
    }
    
    override public var adPlatform: AdPlatform {
        return AdPlatform.ironSource
    }
    
    override public var adUnitId: String? {
        return impressionData.mediation_ad_unit_id
    }
    
    override public var revenue: Double {
        return impressionData.revenue?.doubleValue ?? 0.0
    }
    
    override public var waterfallName: String? {
        return impressionData.auction_id
    }
    
    override public var placement: String? {
        return impressionData.placement
    }
    
    override public var networkName: String? {
        return impressionData.ad_network
    }
    
    override public var networkPlacement: String? {
        return nil
    }
    
    override public var creativeId: String? {
        return impressionData.creative_id
    }
    
    override public var adReviewCreativeId: String? {
        return nil
    }
}