//
//  NewPostViewController.m
//  Juick
//
//  Created by Vitaly Takmazov on 07.11.13.
//  Copyright (c) 2013 com.juick. All rights reserved.
//

#import "NewPostViewController.h"
#import "MessagesViewController.h"
#import "QuoteView.h"
#import "User+UIView.h"

NSString * const NewMessageNotificationName = @"NewMessage";
NSString * const ReplyPostedNotificationName = @"ReplyPosted";

@interface NewPostViewController ()

@property (nonatomic, assign) BOOL didSetupConstraints;
@property (nonatomic, assign) int paddingValue;

@property (nonatomic, readwrite, retain) UIView *inputAccessoryView;
@property (weak, nonatomic) IBOutlet UIStackView *stack;

@end

@implementation NewPostViewController

- (void)viewDidLoad
{
    [super viewDidLoad];
    self.paddingValue = self.bottomConstraint.constant;
    if (_replyTo != nil) {
        QuoteView *inputView = (QuoteView *) self.inputAccessoryView;
        inputView.quoteText.text = _replyTo.text;
        self.title = [NSString stringWithFormat:@"Reply to %@", _replyTo.user.uname];
#if TARGET_OS_MACCATALYST
        [self.stack addArrangedSubview:[self inputAccessoryView]];
#endif
    } else {
        self.title = @"Post";
    }
    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardDidShow:) name:UIKeyboardDidShowNotification object:nil];
    self.textView.delegate = self;
    [self.textView becomeFirstResponder];
}

- (IBAction)sendAction:(id)sender {
    self.navigationItem.rightBarButtonItem.enabled = NO;
    if (_replyTo == nil) {
        [[AppDelegate shared].api postMessage:self.textView.text result:^(Message *msg, NSError *err) {
            self.navigationItem.rightBarButtonItem.enabled = YES;
            if (!err) {
                [self dismissViewControllerAnimated:YES completion:^{
                    [[NSNotificationCenter defaultCenter] postNotificationName:NewMessageNotificationName object:msg];
                }];
            } else {
                self.navigationController.navigationItem.rightBarButtonItem.enabled = YES;
                [User throwUnableToLogin:self sourceView:self.navigationItem.rightBarButtonItem error:err path:@"postMessage" params:nil];
            }
        }];
    } else {
        self.navigationItem.rightBarButtonItem.enabled = NO;
        [[AppDelegate shared].api postReplyToThread:_replyTo.mid inReplyTo:_replyTo.rid text:self.textView.text result:^(Message *msg, NSError *err) {
            if (!err) {
                [self dismissViewControllerAnimated:YES completion:^{
                    [[NSNotificationCenter defaultCenter] postNotificationName:ReplyPostedNotificationName object:msg];
                }];
            } else {
                self.navigationItem.rightBarButtonItem.enabled = YES;
                [User throwUnableToLogin:self sourceView:self.navigationItem.rightBarButtonItem error:err path:@"postreply" params:nil];
            }
        }];
    }
}

-(void) keyboardDidShow:(NSNotification *)sender {
    CGRect keyboardRect = [sender.userInfo[UIKeyboardFrameEndUserInfoKey] CGRectValue];
    self.bottomConstraint.constant = keyboardRect.size.height - self.view.safeAreaInsets.bottom + self.paddingValue;
    [self.view layoutIfNeeded];
}
-(void) keyboardWillHide:(NSNotification *)sender {
    self.bottomConstraint.constant = self.paddingValue;
    [self.view layoutIfNeeded];
}

-(BOOL) canBecomeFirstResponder {
    return YES;
}

- (UIView *) inputAccessoryView {
    if (!_inputAccessoryView) {
        QuoteView *inputView = (QuoteView *)[[[NSBundle mainBundle] loadNibNamed:@"QuoteView" owner:self options:nil] firstObject];
        inputView.autoresizingMask = UIViewAutoresizingFlexibleHeight;
        inputView.quoteText.text = self.replyTo.text;
        _inputAccessoryView = inputView;
    }
    return _inputAccessoryView;
}

- (void)textViewDidChange:(UITextView *)textView {
    self.navigationItem.rightBarButtonItem.enabled = [textView.text length];
}

- (IBAction)cancelPost:(id)sender {
    [self dismissViewControllerAnimated:YES completion:nil];
}
@end