//
//  SettingsSeismicNetworkAlertsViewController.m
//  Earthquake Network
//
//  Refactored by Andrea Busi 25/08/2020.
//  Copyright © 2020 Earthquake Network. All rights reserved.
//

#import "SettingsSeismicNetworkAlertsViewController.h"
#import "EQNNotificheReteSismiche.h"

@interface SettingsSeismicNetworkAlertsViewController ()

@property (nonatomic, strong) NSArray<SettingItem *> *settings;
@property (nonatomic, strong) NSArray<EQNGenericValue *> *dataSourceRaggioSisma;
@property (nonatomic, strong) NSArray<EQNGenericValue *> *dataSourceMagnitudoDeboli;
@property (nonatomic, strong) NSArray<EQNGenericValue *> *dataSourceMagnitudoForti;

@property (nonatomic, assign) BOOL notificationEnabled;
@property (nonatomic, assign) BOOL notificationNearEarthquakeEnabled;
@property (nonatomic, assign) BOOL notificationStrongEarthquakeEnabled;

@property (nonatomic, strong) EQNGenericValue *currentUserPositionRadius;
@property (nonatomic, strong) EQNGenericValue *currentSeismicEnergy;
@property (nonatomic, strong) EQNGenericValue *currentStrongEarthquakeDistance;
@end

@implementation SettingsSeismicNetworkAlertsViewController

static NSString * const SegueIdentifierListaEnti = @"ShowListaEnti";


typedef NS_ENUM(NSInteger, RowIdentifier) {
    RowIdentifierAbilitaNotifiche = 0,
    RowIdentifierRetiSismiche,
    RowIdentifierRaggioPosizione,
    RowIdentifierEnergiaSisma,
    RowIdentifierTerremotiVicini,
    RowIdentifierTerremotiForti,
    RowIdentifierTerremotiFortiDistanza
};

#pragma mark - View Lifecycle

- (void)viewDidLoad
{
    [super viewDidLoad];
    
    [self setupUI];
   
    self.settings = @[
        [[SettingItem alloc] initWithType:SettingTypeEnable title:NSLocalizedString(@"Ricevi le notifiche dei sismi rilevati dalle agenzie nazionalie internazionali", @"")],
        [[SettingItem alloc] initWithType:SettingTypeMultiValues title:NSLocalizedString(@"Reti sismiche", @"") segue:SegueIdentifierListaEnti],
        [[SettingItem alloc] initWithType:SettingTypeSlider title:NSLocalizedString(@"Raggio dalla tua posizione", @"")],
        [[SettingItem alloc] initWithType:SettingTypeSlider title:NSLocalizedString(@"Energia sisma", @"")],
        [[SettingItem alloc] initWithType:SettingTypeEnable title:NSLocalizedString(@"Terremoti vicini", @"") subtitle:NSLocalizedString(@"Notifica sismi di qualsiasi magnitudo se la distanza è inferiore a 50 km", @"")],
        [[SettingItem alloc] initWithType:SettingTypeEnable title:NSLocalizedString(@"Terremoti forti", @"") subtitle:NSLocalizedString(@"Notifica sismi forti a qualsiasi distanza se la magnitudo è maggiore a", @"")],
        [[SettingItem alloc] initWithType:SettingTypeSlider title:NSLocalizedString(@"Magnitudo", @"")]
    ];
    
    self.dataSourceMagnitudoDeboli = [EQNData magitudoDeboli];
    self.dataSourceRaggioSisma = [EQNData raggioSismi];
    self.dataSourceMagnitudoForti = [EQNData magitudoForti];
    
    [self updateUI];
}

- (void)viewWillAppear:(BOOL)animated
{
    [super viewWillAppear:animated];
    
    [self updateUI];    
}

#pragma mark - Private

- (void)setupUI
{
    self.navigationItem.largeTitleDisplayMode = UINavigationItemLargeTitleDisplayModeNever;
    
    self.tableView.estimatedRowHeight = 200.0;
    self.tableView.rowHeight = UITableViewAutomaticDimension;
    [self.tableView registerClass:[SettingSectionHeaderView class] forHeaderFooterViewReuseIdentifier:SettingSectionHeaderView.Identifier];
    [self.tableView registerClass:[SettingEnableTableViewCell class] forCellReuseIdentifier:SettingEnableTableViewCell.Identifier];
    [self.tableView registerClass:[SettingSliderTableViewCell class] forCellReuseIdentifier:SettingSliderTableViewCell.Identifier];
    [self.tableView registerClass:[SettingMultivaluesTableViewCell class] forCellReuseIdentifier:SettingMultivaluesTableViewCell.Identifier];
}

- (void)updateUI
{
    self.notificationEnabled = [EQNNotificheReteSismiche sharedInstance].isAbilitato;
    self.notificationNearEarthquakeEnabled = [EQNNotificheReteSismiche sharedInstance].isAbilitaVicini;
    self.notificationStrongEarthquakeEnabled = [EQNNotificheReteSismiche sharedInstance].isTerremortiForti;

    // raggio dalla tua posizione
    EQNGenericValue *raggioSisma = [EQNData raggioSismaFor:[EQNNotificheReteSismiche sharedInstance].distanzaPosizione];
    self.currentUserPositionRadius = raggioSisma;
    
    // energia sisma
    EQNGenericValue *energiaSisma = [EQNData magitudoDeboleFor:[EQNNotificheReteSismiche sharedInstance].energiaSisma];
    self.currentSeismicEnergy = energiaSisma;

    // terremoti forti
    EQNGenericValue *terremotiForti = [EQNData magitudoForteFor:[EQNNotificheReteSismiche sharedInstance].energiaTerremotiForti];
    self.currentStrongEarthquakeDistance = terremotiForti;
        
    // enti
    if (![EQNNotificheReteSismiche sharedInstance].listaEnti) {
        [EQNNotificheReteSismiche sharedInstance].listaEnti = [EQNData.seismicNetworkAcronyms copy];
    }
    
    [[EQNNotificheReteSismiche sharedInstance] saveUserInfo];
    
    [self.tableView reloadData];
}


#pragma mark - Table view data source

- (UIView *)tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section
{
    SettingSectionHeaderView *headerView = [tableView dequeueReusableHeaderFooterViewWithIdentifier:SettingSectionHeaderView.Identifier];
    headerView.titleLabel.text = NSLocalizedString(@"Notifiche da reti sismiche", @"titolo impostazioni notifiche");
    return headerView;
}

- (CGFloat)tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section
{
    return SettingSectionHeaderView.Height;
}

- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
{
    return self.settings.count;
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
    SettingItem *setting = self.settings[indexPath.row];
    
    if (setting.type == SettingTypeEnable) {
        SettingEnableTableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:SettingEnableTableViewCell.Identifier forIndexPath:indexPath];
        cell.titleLabel.text = setting.displayTitle;
        cell.descriptionLabel.text = setting.subtitle;
        
        if (indexPath.row == RowIdentifierAbilitaNotifiche) {
            cell.toggleSwitch.on = self.notificationEnabled;
            cell.valueChanged = ^(BOOL enabled) {
                self.notificationEnabled = enabled;
                [EQNNotificheReteSismiche sharedInstance].isAbilitato = self.notificationEnabled;
                [[EQNNotificheReteSismiche sharedInstance] saveUserInfo];
                [self.tableView reloadData];
            };
        } else if (indexPath.row == RowIdentifierTerremotiVicini) {
            cell.toggleSwitch.on = self.notificationNearEarthquakeEnabled;
            cell.isDisabled = !self.notificationEnabled;
            cell.valueChanged = ^(BOOL enabled) {
                self.notificationNearEarthquakeEnabled = enabled;
                [EQNNotificheReteSismiche sharedInstance].isAbilitaVicini = self.notificationNearEarthquakeEnabled;
                [[EQNNotificheReteSismiche sharedInstance] saveUserInfo];
                [self.tableView reloadData];
            };
        } else if (indexPath.row == RowIdentifierTerremotiForti) {
            cell.toggleSwitch.on = self.notificationStrongEarthquakeEnabled;
            cell.isDisabled = !self.notificationEnabled;
            cell.valueChanged = ^(BOOL enabled) {
                self.notificationStrongEarthquakeEnabled = enabled;
                [EQNNotificheReteSismiche sharedInstance].isTerremortiForti = self.notificationStrongEarthquakeEnabled;
                [[EQNNotificheReteSismiche sharedInstance] saveUserInfo];
                [self.tableView reloadData];
            };
        }
        
        return cell;
    } else if (setting.type == SettingTypeMultiValues) {
        SettingMultivaluesTableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:SettingMultivaluesTableViewCell.Identifier forIndexPath:indexPath];
        cell.accessoryType = UITableViewCellAccessoryDisclosureIndicator;
        cell.isDisabled = !self.notificationEnabled;
        cell.userInteractionEnabled = self.notificationEnabled;
        cell.titleLabel.text = setting.title;
        
        if (indexPath.row == RowIdentifierRetiSismiche) {
            cell.valuesLabel.text = [self stringOfSelectedNetworks];
        }
        
        return cell;
    } else if (setting.type == SettingTypeSlider) {
        SettingSliderTableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:SettingSliderTableViewCell.Identifier forIndexPath:indexPath];
        cell.titleLabel.text = setting.displayTitle;
        
        if (indexPath.row == RowIdentifierRaggioPosizione) {
            cell.isDisabled = !self.notificationEnabled;
            [cell configureSliderWith:self.dataSourceRaggioSisma current:self.currentUserPositionRadius];
            cell.valueChanged = ^(EQNGenericValue *item) {
                [self updateUserPositionRadius:item];
            };
        } else if (indexPath.row == RowIdentifierEnergiaSisma) {
            cell.isDisabled = !self.notificationEnabled;
            [cell configureSliderWith:self.dataSourceMagnitudoDeboli current:self.currentSeismicEnergy];
            cell.valueChanged = ^(EQNGenericValue *item) {
                [self updateSeismicEnergy:item];
            };
        } else if (indexPath.row == RowIdentifierTerremotiFortiDistanza) {
            cell.isDisabled = !self.notificationEnabled || !self.notificationStrongEarthquakeEnabled;
            [cell configureSliderWith:self.dataSourceMagnitudoForti current:self.currentStrongEarthquakeDistance];
            cell.valueChanged = ^(EQNGenericValue *item) {
                [self updateStrongEarthquakeEnergy:item];
            };
        }
        
        return cell;
    }
    
    return nil;
}

- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
{
    SettingItem *setting = self.settings[indexPath.row];
    if (setting.segue != nil) {
        [self performSegueWithIdentifier:setting.segue sender:nil];
    }
}

#pragma mark - Private

- (void)updateUserPositionRadius:(EQNGenericValue *)radius
{
    [EQNNotificheReteSismiche sharedInstance].distanzaPosizione = radius.value;
    [[EQNNotificheReteSismiche sharedInstance] saveUserInfo];
    
    [self updateUI];
}

- (void)updateSeismicEnergy:(EQNGenericValue *)energy
{
    [EQNNotificheReteSismiche sharedInstance].energiaSisma = energy.value;
    [[EQNNotificheReteSismiche sharedInstance] saveUserInfo];
    
    [self updateUI];
}

- (void)updateStrongEarthquakeEnergy:(EQNGenericValue *)energy
{
    [EQNNotificheReteSismiche sharedInstance].energiaTerremotiForti = energy.value;
    [[EQNNotificheReteSismiche sharedInstance] saveUserInfo];
    
    [self updateUI];
}

- (NSString *)stringOfSelectedNetworks
{
    NSArray *networks = [EQNNotificheReteSismiche sharedInstance].listaEnti;
    networks = [networks sortedArrayUsingSelector:@selector(localizedCaseInsensitiveCompare:)];
    return [networks componentsJoinedByString:@", "];
}

@end