//
//  RouteRequestViewController.m
//  FMC Planner 2
//
//  Created by Kilian Hofmann on 16.04.16.
//  Copyright © 2016 Kilian Hofmann. All rights reserved.
//

#import "ViewControllerRouteRequest.h"

@implementation ViewControllerRouteRequest

- (void)viewDidLoad
{
    [super viewDidLoad];
    [_webView
        loadRequest:[NSURLRequest
                        requestWithURL:
                            [NSURL URLWithString:@"http://www.vatroute.net"]]];
    UIView *dummyView = [[UIView alloc] initWithFrame:CGRectMake(0, 0, 1, 1)];
    _textView.inputView = dummyView;
    _activityIndicator.hidden = YES;
    // Do any additional setup after loading the view.
}

- (IBAction)ok:(UIButton *)sender
{
    [self parseRoute];
    [self dismissViewControllerAnimated:YES completion:nil];
}

- (void)parseRoute
{
    NSArray *route = [_textView.text componentsSeparatedByString:@" "];
    NSUInteger waypoints = 0;
    NSUInteger airways = 1;
    NSUInteger page = 1;
    [_main.save setValue:@"DIRECT" forKey:@"ROUTE 1/@LSKL1"];
    for (NSString *str in route) {
        if (waypoints < airways) {
            waypoints += 1;
            if (_main.navDataParser.notActive == false &&
                [_main.navDataParser
                    findWaypoint:str
                        onAirway:[_main.save
                                     valueForKey:[NSString
                                                     stringWithFormat:
                                                         @"ROUTE %lu/@LSKL%lu",
                                                         (unsigned long)page,
                                                         (unsigned long)
                                                             airways]]]
                        .count > 0) {
                [_main.save
                    setValue:str
                      forKey:[NSString
                                 stringWithFormat:@"ROUTE %lu/@LSKR%lu",
                                                  (unsigned long)page,
                                                  (unsigned long)waypoints]];
            }
            else if (_main.navDataParser.notActive) {
                [_main.save
                    setValue:str
                      forKey:[NSString
                                 stringWithFormat:@"ROUTE %lu/@LSKR%lu",
                                                  (unsigned long)page,
                                                  (unsigned long)waypoints]];
            }
            else {
                _main.screen.Scratchpad.text = INVALID;
                break;
            }
        }
        else if (waypoints == airways) {
            airways += 1;
            if (_main.navDataParser.notActive == false &&
                [_main.navDataParser
                    findWaypoint:[_main.save
                                     valueForKey:[NSString
                                                     stringWithFormat:
                                                         @"ROUTE %lu/@LSKR%lu",
                                                         (unsigned long)page,
                                                         (unsigned long)
                                                             waypoints]]
                        onAirway:str]
                        .count > 0) {
                [_main.save
                    setValue:str
                      forKey:[NSString
                                 stringWithFormat:@"ROUTE %lu/@LSKL%lu",
                                                  (unsigned long)page,
                                                  (unsigned long)airways]];
            }
            else if (_main.navDataParser.notActive) {
                [_main.save
                    setValue:str
                      forKey:[NSString
                                 stringWithFormat:@"ROUTE %lu/@LSKL%lu",
                                                  (unsigned long)page,
                                                  (unsigned long)airways]];
            }
            else {
                _main.screen.Scratchpad.text = INVALID;
                break;
            }
        }
        if (waypoints == 6) {
            waypoints = 0;
            airways = 0;
            page += 1;
            [_main.save setValue:@(page) forKey:@"maxRte"];
        }
    }
}

#pragma mark - Delegate

- (BOOL)webView:(UIWebView *)webView
    shouldStartLoadWithRequest:(NSURLRequest *)request
                navigationType:(UIWebViewNavigationType)navigationType
{

    NSURL *url = request.URL;
    _url.text = url.absoluteString;
    _activityIndicator.hidden = NO;
    [_activityIndicator startAnimating];
    return YES;
}

- (void)webViewDidFinishLoad:(UIWebView *)webView
{
    _activityIndicator.hidden = YES;
    [_activityIndicator stopAnimating];
}

- (BOOL)textFieldShouldReturn:(UITextField *)textField
{
    [textField resignFirstResponder];
    [_webView loadRequest:[NSURLRequest
                              requestWithURL:[NSURL URLWithString:_url.text]]];
    return YES;
}

@end