//
//  UserDefaultsStore.swift
//  Feels (iOS)
//
//  Created by Trey Tartt on 1/22/22.
//

import Foundation

class UserDefaultsStore {
    enum Keys: String {
        case savedOnboardingData
        case needsOnboarding
        case useCloudKit
        case deleteEnable
        case mainViewTopHeaderIndex
        case theme
        case moodImages
        case moodTint
        case personalityPack
        case customWidget
        
        case contentViewCurrentSelectedHeaderViewBackDays
        case contentViewHeaderTag
        case contentViewHeaderTagViewOneViewType
        case contentViewHeaderTagViewTwoViewType
        case currentSelectedHeaderViewViewType
    }
    
    static func getOnboarding() -> OnboardingData {
        if let data = GroupUserDefaults.groupDefaults.object(forKey: UserDefaultsStore.Keys.savedOnboardingData.rawValue) as? Data,
           let model = try? JSONDecoder().decode(OnboardingData.self, from: data) {
            return model
        } else {
            return OnboardingData()
        }
    }
    
    static func saveOnboarding(onboardingData: OnboardingData) -> OnboardingData {
        do {
            let data = try JSONEncoder().encode(onboardingData)
            GroupUserDefaults.groupDefaults.set(data, forKey: UserDefaultsStore.Keys.savedOnboardingData.rawValue)
            return UserDefaultsStore.getOnboarding()
        } catch {
            fatalError("error saving")
        }
    }
    
    static func moodMoodImagable() -> MoodImagable.Type {
        if let data = GroupUserDefaults.groupDefaults.object(forKey: UserDefaultsStore.Keys.moodImages.rawValue) as? Int,
           let model = MoodImages.init(rawValue: data) {
            return model.moodImages
        } else {
            return MoodImages.FontAwesome.moodImages
        }
    }
    
    static func moodTintable() -> MoodTintable.Type {
        if let data = GroupUserDefaults.groupDefaults.object(forKey: UserDefaultsStore.Keys.moodTint.rawValue) as? Int,
           let model = MoodTints.init(rawValue: data) {
            return model.moodTints
        } else {
            return MoodTints.Default.moodTints
        }
    }
    
    static func personalityPackable() -> PersonalityPack {
        if let data = GroupUserDefaults.groupDefaults.object(forKey: UserDefaultsStore.Keys.personalityPack.rawValue) as? Int,
           let model = PersonalityPack.init(rawValue: data) {
            return model
        } else {
            return PersonalityPack.Default
        }
    }
    
    static func theme() -> Theme {
        if let data = GroupUserDefaults.groupDefaults.object(forKey: UserDefaultsStore.Keys.theme.rawValue) as? Int,
           let model = Theme.init(rawValue: data) {
            return model
        } else {
            return Theme.system
        }
    }
    
    static func getCustomWidget() -> CustomWidgetModel {
        if let data = GroupUserDefaults.groupDefaults.object(forKey: UserDefaultsStore.Keys.customWidget.rawValue) as? Data,
           let model = try? JSONDecoder().decode(CustomWidgetModel.self, from: data) {
            return model
        } else {
            return CustomWidgetModel.defaultCustomWidget
        }
    }
    
    @discardableResult
    static func saveCustomWidget(widgetModel: CustomWidgetModel) -> CustomWidgetModel {
        do {
            let data = try JSONEncoder().encode(widgetModel)
            GroupUserDefaults.groupDefaults.set(data, forKey: UserDefaultsStore.Keys.customWidget.rawValue)
            return UserDefaultsStore.getCustomWidget()
        } catch {
            fatalError("error saving")
        }
    }
}