//
//  ChatWindowController.m
//  Proteus
//
//  Created by Julian Cain on 7/14/10.
//  Copyright 2010 __MyCompanyName__. All rights reserved.
//

#import "ChatWindowController.h"
#import "Conversation.h"
#import "ConversationController.h"
#import "Proteus_AppDelegate.h"


@implementation ChatWindowController

@synthesize participantsTableView = _participantsTableView;
@synthesize conversationController = _conversationController;
@synthesize webViewSuperview = _webViewSuperview;
@synthesize conversation = _conversation;
@synthesize fromToolbarItem = _fromToolbarItem;
@synthesize fromUsername = _fromUsername;

- (id)init
{
    if (self = [super initWithWindowNibName:@"ChatWindow"])
    {
        // ...
    }
    return self;
}

- (void)awakeFromNib
{
    [[self window] 
        setAutorecalculatesContentBorderThickness:YES forEdge:NSMinYEdge
    ];
    [[self window] setContentBorderThickness:36.0 forEdge:NSMinYEdge];
    
    [self.window setBottomCornerRounded:NO];
    
    NSUserDefaults * userDefaults = [NSUserDefaults standardUserDefaults];
    
    [self.fromToolbarItem removeAllItems];
    
    NSArray * accounts = [userDefaults arrayForKey:@"accounts"];

    for (NSDictionary * dict in accounts)
    {
        NSString * accountName = [dict objectForKey:@"username"];

        NSMenuItem * item = [[NSMenuItem alloc] initWithTitle:[NSString 
            stringWithFormat:NSLocalizedString(@"From: %@", nil), accountName] 
            action:@selector(selectFrom:) keyEquivalent:@""
        ];

        [item setTarget:self];
        
        [item setRepresentedObject:accountName];
        
        [[self.fromToolbarItem menu] addItem:item];
        
        [item release];
    }
    
    /**
     * Always use the first account. This should be stored as in NSUserDefaults
     * mapping to's and from's.
     */
    self.fromUsername = [accounts objectAtIndex:0];
}

- (BOOL)control:(NSControl *)control textView:(NSTextView *)textView 
    doCommandBySelector:(SEL)commandSelector
{
    BOOL result = NO;

    Proteus_AppDelegate * delegate = (Proteus_AppDelegate *)[NSApp 
        delegate]
    ;
    
    (void)delegate;
    
    if (commandSelector == @selector(insertNewline:))
    {
        NSString * msgStr = [textView string];
        
        if (msgStr.length)
        {
            NSUserDefaults * userDefaults = [NSUserDefaults 
                standardUserDefaults
            ];

            NSMutableArray * accounts = [userDefaults objectForKey:@"accounts"];
            
            #warning ":TODO: use the selected \"from\" account"
            
            // self.fromUsername
            
            NSString * fromUsername = [[accounts objectAtIndex:0] 
                objectForKey:@"username"
            ];
            
            NSLog(
                @"Sending: %@ to %@ from %@.", msgStr, self.conversation.name, 
                fromUsername
            );
            
            /**
             * Send the message through the conversation.
             */
            [delegate.purple sendConversationMessage:msgStr 
                to:self.conversation.name from:fromUsername
            ];
            
            NSString * basePath = [NSString 
                stringWithFormat:@"%@/Default.chatstyle", [[NSBundle mainBundle] 
                builtInPlugInsPath]
            ];

            NSString * path = [NSString stringWithFormat:@"%@/msg_out.html", 
                basePath
            ];
            NSData * data = [[NSData alloc] initWithContentsOfFile:path];
            NSString *msgOut = [[NSString alloc] initWithData:data 
                encoding:NSUTF8StringEncoding
            ];
            [data release];

            path = [NSString stringWithFormat:@"%@/msg_out_next.html", 
                basePath
            ];
            data = [[NSData alloc] initWithContentsOfFile:path];

            NSString * avatarUrl = [[basePath 
                stringByAppendingPathComponent:@"Images"] 
                stringByAppendingPathComponent:@"silhouette.png"
            ];

            NSMutableString * html = [NSMutableString stringWithString:msgOut];
            
            [html replaceOccurrencesOfString:@"%name%" withString:fromUsername 
                options:0 range:NSMakeRange(0, [html length])
            ];
            [html replaceOccurrencesOfString:@"%message%" withString:msgStr 
                options:0 range:NSMakeRange(0, [html length])
            ];
            [html replaceOccurrencesOfString:@"%time%" withString:[[NSDate date] 
                description] options:0 range:NSMakeRange(0, [html length])
            ];
            [html replaceOccurrencesOfString:@"%avatar%" withString:avatarUrl 
                options:0 range:NSMakeRange(0, [html length])
            ];
            
            /**
             * :TODO: html encode
             */
            [self.conversation.webView 
                stringByEvaluatingJavaScriptFromString:
                [NSString stringWithFormat:@"appendMessage(\"%@\", true);", 
                [self encodeHTMLString:html]]
            ];
        }
        
		result = YES;
    }
    return result;
}

- (NSInteger)numberOfRowsInTableView:(NSTableView *)aTableView
{
    return self.conversationController.conversations.count;
}

- (id)tableView:(NSTableView *)aTableView 
    objectValueForTableColumn:(NSTableColumn *)aTableColumn 
    row:(NSInteger)rowIndex
{
    return [[self.conversationController.conversations objectAtIndex:rowIndex] 
        name]
    ;
}

- (void)tableViewSelectionDidChange:(NSNotification *)aNotification
{
    NSIndexSet * selectedIndexes = [self.participantsTableView 
        selectedRowIndexes
    ];
    
    NSLog(@"Set existing conversation from %@.", self.conversation.name);
    
    self.conversation = [self.conversationController.conversations
        objectAtIndex:[selectedIndexes lastIndex]
    ];
    
    NSLog(@"Set existing conversation to %@.", self.conversation.name);
    
    // :TODO: set webView
    // self.webView = aConversation.webView;
    [[[self.webViewSuperview subviews] lastObject] removeFromSuperview];
    self.conversation.webView.frame = self.webViewSuperview.bounds;
    [self.webViewSuperview addSubview:self.conversation.webView];
}

- (void)addConversation:(Conversation *)aConversation
{
    Conversation * conversation = nil;
    
    for (conversation in self.conversationController.conversations)
    {
        if ([conversation.name isEqualToString:aConversation.name])
        {
            NSLog(@"Using existing conversation for %@.", aConversation.name);

            break;
        }
    }
    
    if (!conversation)
    {
        [self.conversationController.conversations addObject:aConversation];
        
        /**
         * Reload the participants.
         */
        [self.participantsTableView reloadData];
    }
}

- (void)updateConversation:(Conversation *)aConversation
    message:(NSString *)aMessage time:(NSDate *)aTime
{
    NSLog(@"Set existing conversation to %@.", aConversation.name);
    
    self.conversation = aConversation;
//    [[[self.webViewSuperview subviews] lastObject] removeFromSuperview];
//    self.conversation.webView.frame = self.webViewSuperview.bounds;
//    [self.webViewSuperview addSubview:self.conversation.webView];
    
    NSString * basePath = [NSString stringWithFormat:@"%@/Default.chatstyle", 
        [[NSBundle mainBundle] builtInPlugInsPath]
    ];
    
    NSString * path = [NSString stringWithFormat:@"%@/msg_in.html", basePath];
    
	NSData * data = [[NSData alloc] initWithContentsOfFile:path];
    
	NSString * msgIn = [[NSString alloc] initWithData:data 
        encoding:NSUTF8StringEncoding
    ];
    
	[data release];

	path = [NSString stringWithFormat:@"%@/msg_in_next.html", basePath];

	NSString * avatarUrl2 = [[basePath stringByAppendingPathComponent:@"Images"]
        stringByAppendingPathComponent:@"silhouette.png"
    ];

    // left
	NSMutableString * html = nil;
        
    // right
	html = [NSMutableString stringWithString:msgIn];
    
	[html replaceOccurrencesOfString:@"%name%" withString:aConversation.name 
        options:0 range:NSMakeRange(0, [html length])
    ];
	[html replaceOccurrencesOfString:@"%message%" withString:aMessage options:0 
        range:NSMakeRange(0, [html length])
    ];
	[html replaceOccurrencesOfString:@"%time%" withString:[aTime description] 
        options:0 range:NSMakeRange(0, [html length])
    ];
	[html replaceOccurrencesOfString:@"%avatar%" withString:avatarUrl2 
        options:0 range:NSMakeRange(0, [html length])
    ];
	[aConversation.webView stringByEvaluatingJavaScriptFromString:[NSString 
        stringWithFormat:@"appendMessage(\"%@\", true);", 
        [self encodeHTMLString:html]]
    ];
}

- (void)selectFrom:(id)sender
{
    self.fromUsername = [sender representedObject];
}

- (NSMutableString *)encodeHTMLString:(NSMutableString *)inString
{
	[inString replaceOccurrencesOfString:@"\\" withString:@"\\\\" options:0 
        range:NSMakeRange(0, [inString length])
    ];
	[inString replaceOccurrencesOfString:@"\"" withString:@"\\\"" options:0 
        range:NSMakeRange(0, [inString length])
    ];
	[inString replaceOccurrencesOfString:@"\n" withString:@"" options:0 
        range:NSMakeRange(0, [inString length])
    ];
	[inString replaceOccurrencesOfString:@"\r" withString:@"<br />" options:0 
        range:NSMakeRange(0, [inString length])
    ];
	return inString;
}

- (void)dealloc
{
    [_participantsTableView release], _participantsTableView = 0;
    [_conversationController release], _conversationController = 0;
    [_webViewSuperview release], _webViewSuperview = 0;
    [_conversation release], _conversation = 0;
    [_fromToolbarItem release], _fromToolbarItem = nil;
    [_fromUsername release], _fromUsername = nil;
    [super dealloc];
}

@end