//
//  MyDocument.m
//  JavaScriptBindings
//
//  Created by James G. Speth on 10/29/06.
//  Copyright Jimco 2006 . All rights reserved.
//

#import "MyDocument.h"
#import "JSKVC.h"

@implementation MyDocument

- (id)init
{
    self = [super init];
    if (self) {
    }
    return self;
}

- (NSString *)windowNibName
{
    return @"MyDocument";
}

- (NSData *)dataRepresentationOfType:(NSString *)aType
{
    return nil;
}

- (BOOL)loadDataRepresentation:(NSData *)data ofType:(NSString *)aType
{
    return YES;
}

- (void)windowControllerDidLoadNib:(NSWindowController *) aController
{
    [super windowControllerDidLoadNib:aController];
    
    // setup NSOutlineView double-click action
    [outlineView setTarget:self];
    [outlineView setDoubleAction:@selector(editNode:)];
    
    // load the starting page from a resource file
    NSURL *url = [NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"start" ofType:@"html"]];
    [[webView mainFrame] loadRequest:[NSURLRequest requestWithURL:url]];
}

- (NSString *)stringForResource:(NSString *)name ofType:(NSString *)extension
{
    // return contents of resource file as string
    NSString *path = [[NSBundle mainBundle] pathForResource:name ofType:extension];
    return [NSString stringWithContentsOfFile:path encoding:NSUTF8StringEncoding error:nil];
}

// --- WebFrameLoadDelegate methods ---

- (void)webView:(WebView *)sender windowScriptObjectAvailable:(WebScriptObject *)windowScriptObject
{
    // as soon as the window object is available, inject the code for the boxInfo object
    NSString *stringForBoxInfo = [self stringForResource:@"boxinfo" ofType:@"js"];
    [windowScriptObject evaluateWebScript:stringForBoxInfo];
    // add the key-value notification object to the script environment
    [windowScriptObject setValue:[[JSKVC alloc] init] forKey:@"JSKVC"];
}

- (void)webView:(WebView *)sender didFinishLoadForFrame:(WebFrame *)frame
{
    // modify the DOM document each time a new page loads
    [[webView windowScriptObject] evaluateWebScript:@"installBoxInfo();"];
}

// --- actions ---

- (IBAction)editNode:(id)sender;
{
    // get the node that the user double-clicked on
    id obj = [[treeController selectedObjects] lastObject];
    if ([[obj valueForKey:@"nodeName"] isEqualToString:@"INPUT"]) {
        // tell the boxInfo object to use the selected box node
        WebScriptObject *boxInfo = [[webView windowScriptObject] evaluateWebScript:@"document.boxInfo"];
        [boxInfo callWebScriptMethod:@"setBox" withArguments:[NSArray arrayWithObject:obj]];
    }
}

- (IBAction)openLocation:(id)sender
{
    // handle menu command by moving focus to the location field
    [locationField selectText:sender];
}

@end