//
//  ViewControllerKeyboard.m
//  FMC Planner 2
//
//  Created by Kilian Hofmann on 20.03.16.
//  Copyright © 2016 Kilian Hofmann. All rights reserved.
//

#import "ViewController.h"
#import "ViewControllerKeyboard.h"

@implementation ViewControllerKeyboard

#pragma mark - View management and navigation

- (void)viewDidLoad
{
    [super viewDidLoad];
    // Do any additional setup after loading the view.
    _alphaOn = true;
    _alphabet = @[
        @"A",
        @"B",
        @"C",
        @"D",
        @"E",
        @"F",
        @"G",
        @"H",
        @"I",
        @"J",
        @"K",
        @"L",
        @"M",
        @"N",
        @"O",
        @"P",
        @"Q",
        @"R",
        @"S",
        @"T",
        @"U",
        @"V",
        @"W",
        @"X",
        @"Y",
        @"Z",
        @"SP",
        @"CLR",
        @"DEL",
        @"NUM",
        @"M\nE\nN\nU",
        @"P\nE\nR\nF",
        @"R\nT\nE"
    ];
    _numeric = @[
        @"1",
        @"2",
        @"3",
        @"",
        @"",
        @"",
        @"4",
        @"5",
        @"6",
        @"",
        @"",
        @"",
        @"7",
        @"8",
        @"9",
        @"",
        @"",
        @"",
        @".",
        @"0",
        @"-",
        @"",
        @"",
        @"",
        @"",
        @"",
        @"SP",
        @"CLR",
        @"DEL",
        @"LET",
        @"M\nE\nN\nU",
        @"P\nE\nR\nF",
        @"R\nT\nE"
    ];
    // Init Board
    [self switchKeyboard];
    // Round button corners
    for (UIButton *but in _Keys) {
        but.layer.cornerRadius = 5;
        but.layer.masksToBounds = YES;
    }
}

#pragma mark - Keyborad actions

- (IBAction)KeyTaps:(UIButton *)sender
{
    if ([sender.restorationIdentifier isEqualToString:@"Switch"]) {
        _alphaOn = !_alphaOn;
        [self switchKeyboard];
    }
    else if ([sender.restorationIdentifier isEqualToString:@"Space"]) {
        _main.screen.Scratchpad.text =
            [_main.screen.Scratchpad.text stringByAppendingString:@" "];
    }
    else if ([sender.restorationIdentifier isEqualToString:@"Clear"]) {
        if ([_main.screen.Scratchpad.text isEqualToString:@"DELETE"] ||
            [_main.screen.Scratchpad.text isEqualToString:INVALID] ||
            [_main.screen.Scratchpad.text isEqualToString:NOTREADY]) {
            _main.screen.Scratchpad.text = @"";
        }
        else if (_main.screen.Scratchpad.text.length > 0) {
            _main.screen.Scratchpad.text = [_main.screen.Scratchpad.text
                substringToIndex:(_main.screen.Scratchpad.text).length - 1];
        }
    }
    else if ([sender.restorationIdentifier isEqualToString:@"Delete"]) {
        _main.screen.Scratchpad.text = @"DELETE";
    }
    else if ([sender.restorationIdentifier isEqualToString:@"Top"]) {
        [_main.screen loadScreen:@"MENU" withOptions:nil];
    }
    else if ([sender.restorationIdentifier isEqualToString:@"Mid"]) {
        [_main.screen loadScreen:@"PERF INIT" withOptions:nil];
    }
    else if ([sender.restorationIdentifier isEqualToString:@"Bot"]) {
        if (_main.screen.maxNumRoutePages > _main.screen.numRoutePage &&
            ([[_main.screen.Header.text substringToIndex:3]
                isEqualToString:@"ROU"])) {
            [_main.screen loadScreen:@"ROUTE" withOptions:@[ FMCNEXTRTEPAGE ]];
        }
        else {
            [_main.screen loadScreen:@"ROUTE" withOptions:@[ FMCFIRSTRTEPAGE ]];
        }
    }
    else {
        _main.screen.Scratchpad.text = [_main.screen.Scratchpad.text
            stringByAppendingString:[sender
                                        titleForState:UIControlStateNormal]];
    }
}

- (void)switchKeyboard
{
    if (_alphaOn) {
        for (int i = 0; i < _Keys.count; i++) {
            ((UIButton *)_Keys[i]).titleLabel.numberOfLines = 0;
            ((UIButton *)_Keys[i]).titleLabel.lineBreakMode =
                NSLineBreakByCharWrapping;
            [((UIButton *)_Keys[i]) setTitle:_alphabet[i]
                                    forState:UIControlStateNormal];
            [((UIButton *)_Keys[i]).titleLabel sizeToFit];
        }
    }
    else {
        for (int i = 0; i < _Keys.count; i++) {
            ((UIButton *)_Keys[i]).titleLabel.numberOfLines = 0;
            ((UIButton *)_Keys[i]).titleLabel.lineBreakMode =
                NSLineBreakByCharWrapping;
            [((UIButton *)_Keys[i]) setTitle:_numeric[i]
                                    forState:UIControlStateNormal];
            [((UIButton *)_Keys[i]).titleLabel sizeToFit];
        }
    }
}

@end