//
//  ChatViewController.m
//  Juick
//
//  Created by Vitaly Takmazov on 04/03/2018.
//  Copyright © 2018 com.juick. All rights reserved.
//

#import "ChatViewController.h"
#import "BubbleMessageCell.h"
#import "APIClient.h"

@interface ChatViewController ()

@end

@implementation ChatViewController

- (void)viewDidLoad {
    [super viewDidLoad];
    [self.navigationController.visibleViewController setTitle:self.uname];
    [self.tableView registerNib:[UINib nibWithNibName:@"BubbleMessageCell" bundle:[NSBundle mainBundle]] forCellReuseIdentifier:@"bubbleMessageCell"];
    self.tableView.separatorStyle = UITableViewCellSeparatorStyleNone;
    self.tableView.keyboardDismissMode = UIScrollViewKeyboardDismissModeInteractive;
    self.tableView.allowsSelection = NO;
    self.messages = [NSMutableArray array];
    [[APIClient sharedClient] fetchChatWithUser:self.uname callback:^(NSArray *messages, NSError *err) {
        if (err == nil) {
            [self.messages addObjectsFromArray:[[messages reverseObjectEnumerator] allObjects]];
            NSMutableArray *indexPaths = [NSMutableArray new];
            for (NSUInteger index = 0; index < [messages count]; index++) {
                [indexPaths addObject:[NSIndexPath indexPathForRow:index inSection: 0]];
            }
            [self.tableView beginUpdates];
            [self.tableView insertRowsAtIndexPaths:indexPaths withRowAnimation:YES];
            [self.tableView endUpdates];
            [self.tableView scrollToRowAtIndexPath:[NSIndexPath indexPathForRow:[self.messages count]-1 inSection:0] atScrollPosition:UITableViewScrollPositionBottom animated:NO];
        }
    }];
}

- (void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}

#pragma mark - Table view data source

- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView {
    return 1;
}

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

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
    BubbleMessageCell *cell = [tableView dequeueReusableCellWithIdentifier:@"bubbleMessageCell" forIndexPath:indexPath];
    
    [cell configureWithMessage:[self.messages objectAtIndex:indexPath.row]];
    
    return cell;
}

@end