//
//  SDLAlertView.m
//  SmartDeviceLink
//
//  Created by Nicole on 11/10/20.
//  Copyright © 2020 smartdevicelink. All rights reserved.
//

#import "SDLAlertView.h"

#import "SDLAlertAudioData.h"
#import "SDLArtwork.h"
#import "SDLError.h"
#import "SDLSoftButtonObject.h"

NS_ASSUME_NONNULL_BEGIN

@interface SDLAlertView()

@property (copy, nonatomic, nullable) SDLAlertCanceledHandler canceledHandler;

@end

@implementation SDLAlertView

static const float TimeoutDefault = 0.0;
static const float TimeoutMinCap = 3.0;
static const float TimeoutMaxCap = 10.0;
static NSTimeInterval _defaultTimeout = 5.0;

- (instancetype)init {
    self = [super init];
    if (!self) { return nil; }

    _timeout = TimeoutDefault;

    return self;
}

- (instancetype)initWithText:(NSString *)text buttons:(NSArray<SDLSoftButtonObject *> *)softButtons {
    self = [self init];
    if (!self) { return nil; }

    _text = text;
    self.softButtons = softButtons;

    return self;
}

- (instancetype)initWithText:(nullable NSString *)text secondaryText:(nullable NSString *)secondaryText tertiaryText:(nullable NSString *)tertiaryText timeout:(nullable NSNumber<SDLFloat> *)timeout showWaitIndicator:(nullable NSNumber<SDLBool> *)showWaitIndicator audioIndication:(nullable SDLAlertAudioData *)audio buttons:(nullable NSArray<SDLSoftButtonObject *> *)softButtons icon:(nullable SDLArtwork *)icon {
    self = [self initWithText:text buttons:softButtons];
    if (!self) { return nil; }

    _secondaryText = secondaryText;
    _tertiaryText = tertiaryText;
    self.timeout = timeout.doubleValue;
    _showWaitIndicator = showWaitIndicator.boolValue;
    self.audio = audio;
    self.icon = icon;

    return self;
}

#pragma mark - Cancel

- (void)cancel {
    if (self.canceledHandler == nil) { return; }
    self.canceledHandler();
}

#pragma mark - Getters / Setters

- (void)setSoftButtons:(nullable NSArray<SDLSoftButtonObject *> *)softButtons {
    for (SDLSoftButtonObject *softButton in softButtons) {
        if (softButton.states.count == 1) { continue; }
        @throw [NSException sdl_invalidAlertSoftButtonStatesException];
    }

    _softButtons = softButtons;
}

+ (void)setDefaultTimeout:(NSTimeInterval)defaultTimeout {
    _defaultTimeout = defaultTimeout;
}

+ (NSTimeInterval)defaultTimeout {
   if (_defaultTimeout < TimeoutMinCap) {
        return TimeoutMinCap;
    } else if (_defaultTimeout > TimeoutMaxCap) {
        return TimeoutMaxCap;
    }

    return _defaultTimeout;
}

- (NSTimeInterval)timeout {
    if (_timeout == TimeoutDefault) {
        return SDLAlertView.defaultTimeout;
    } else if (_timeout < TimeoutMinCap) {
        return TimeoutMinCap;
    } else if (_timeout > TimeoutMaxCap) {
        return TimeoutMaxCap;
    }

    return _timeout;
}

#pragma mark - NSCopying

- (id)copyWithZone:(nullable NSZone *)zone {
    SDLAlertView *newAlertView = [[SDLAlertView allocWithZone:zone] initWithText:[_text copyWithZone:zone] secondaryText:[_secondaryText copyWithZone:zone] tertiaryText:[_tertiaryText copyWithZone:zone] timeout:@(_timeout) showWaitIndicator:@(_showWaitIndicator) audioIndication:[_audio copyWithZone:zone] buttons:[_softButtons copyWithZone:zone] icon:[_icon copyWithZone:zone]];
    newAlertView->_canceledHandler = [_canceledHandler copyWithZone:zone];
    return newAlertView;
}

#pragma mark - Debug Description

- (NSString *)description {
    return [NSString stringWithFormat:@"SDLAlertView: \"%@\", text: \"%@\"", [self sdl_alertType], _text];
}

- (NSString *)debugDescription {
    return [NSString stringWithFormat:@"SDLAlertView: \"%@\", text: \"%@\", secondaryText: \"%@\", tertiaryText: \"%@\", timeout: %.1f, showWaitIndicator: %d, audio: \"%@\", softButtons: \"%@\", icon: \"%@\"", [self sdl_alertType], _text, _secondaryText, _tertiaryText, _timeout, _showWaitIndicator, _audio, _softButtons, _icon];
}

- (NSString *)sdl_alertType {
    BOOL alertHasText = (_text || _secondaryText || _tertiaryText);
    BOOL alertHasAudio = _audio.audioData.count > 0;

    NSString *alertType;
    if (alertHasText && alertHasAudio) {
        alertType = @"Text-and-audio";
    } else if (alertHasText) {
        alertType = @"Text-only";
    } else if (alertHasAudio) {
        alertType = @"Audio-only";
    } else {
        alertType = @"Invalid";
    }

    return alertType;
}

@end

NS_ASSUME_NONNULL_END