//
//  SplitViewController.m
//  Cog
//
//  Created by Vincent Spader on 6/20/08.
//  Copyright 2008 __MyCompanyName__. All rights reserved.
//

#import "SideViewController.h"

#import "Logging.h"

@implementation SideViewController

- (NSString *)showSideViewDefaultsKey {
	return [NSString stringWithFormat:@"%@ShowSideView", [self nibName]];
}

- (NSString *)sideViewVerticalDefaultsKey {
	return [NSString stringWithFormat:@"%@SideViewVertical", [self nibName]];
}

- (NSString *)sideViewDividerPositionDefaultsKey {
	return [NSString stringWithFormat:@"%@SideViewDividerPosition", [self nibName]];
}

- (void)registerDefaults {
	NSMutableDictionary *userDefaultsValuesDict = [NSMutableDictionary dictionary];

	[userDefaultsValuesDict setObject:@(YES) forKey:[self sideViewVerticalDefaultsKey]];
	[userDefaultsValuesDict setObject:@(NO) forKey:[self showSideViewDefaultsKey]];
	[userDefaultsValuesDict setObject:@(100.0) forKey:[self sideViewDividerPositionDefaultsKey]];

	[[NSUserDefaults standardUserDefaults] registerDefaults:userDefaultsValuesDict];
}

- (id)initWithNibName:(NSString *)nib bundle:(NSBundle *)bundle {
	self = [super initWithNibName:nib bundle:bundle];
	if(self) {
		[self registerDefaults];
	}

	return self;
}

- (void)awakeFromNib {
	[splitView setVertical:[[NSUserDefaults standardUserDefaults] boolForKey:[self sideViewVerticalDefaultsKey]]];

	if([[NSUserDefaults standardUserDefaults] boolForKey:[self showSideViewDefaultsKey]]) {
		[self showSideView];
	}
}

- (IBAction)toggleSideView:(id)sender {
	// Show/hide current
	if([self sideViewIsHidden]) {
		[self showSideView];
	} else {
		[self hideSideView];
	}

	[splitView adjustSubviews];
}

- (IBAction)toggleVertical:(id)sender {
	[splitView setVertical:![splitView isVertical]];

	if(![self sideViewIsHidden]) {
		[self showSideView];
	}

	[splitView adjustSubviews];

	[[NSUserDefaults standardUserDefaults] setBool:[splitView isVertical] forKey:[self sideViewVerticalDefaultsKey]];
}

- (void)showSideView {
	if([splitView isVertical]) {
		[splitView setSubviews:@[[self view], mainView]];
	} else {
		[splitView setSubviews:@[mainView, [self view]]];
	}

	[self setDividerPosition:[[NSUserDefaults standardUserDefaults] floatForKey:[self sideViewDividerPositionDefaultsKey]]];

	[[[self view] window] makeFirstResponder:firstResponder];

	[[NSUserDefaults standardUserDefaults] setBool:YES forKey:[self showSideViewDefaultsKey]];
}

- (void)hideSideView {
	[splitView setSubviews:@[mainView]];
	[[NSUserDefaults standardUserDefaults] setBool:NO forKey:[self showSideViewDefaultsKey]];

	[[mainView window] makeFirstResponder:mainView];
}

- (BOOL)sideViewIsHidden {
	return ([[splitView subviews] count] == 1);
}

- (BOOL)splitView:(NSSplitView *)aSplitView canCollapseSubview:(NSView *)subview {
	return (subview != mainView);
}

- (BOOL)splitView:(NSSplitView *)aSplitView shouldCollapseSubview:(NSView *)subview forDoubleClickOnDividerAtIndex:(NSInteger)dividerIndex {
	return (subview != mainView);
}

- (void)splitViewDidResizeSubviews:(NSNotification *)aNotification {
	// Update default
	if(![self sideViewIsHidden]) {
		[[NSUserDefaults standardUserDefaults] setFloat:[self dividerPosition] forKey:[self sideViewDividerPositionDefaultsKey]];
		DLog(@"DIVIDER POSITION: %f", [self dividerPosition]);
	}
}

- (void)splitView:(NSSplitView *)sender resizeSubviewsWithOldSize:(NSSize)oldSize {
	if([self sideViewIsHidden]) {
		[splitView adjustSubviews];
	} else {
		CGFloat dividerThickness = [splitView dividerThickness];

		NSRect sideRect = [[self view] frame];
		NSRect mainRect = [mainView frame];

		NSRect newFrame = [splitView frame];

		if([splitView isVertical]) {
			sideRect.size.width = [[NSUserDefaults standardUserDefaults] floatForKey:[self sideViewDividerPositionDefaultsKey]];
			sideRect.size.height = newFrame.size.height;
			sideRect.origin = NSMakePoint(0, 0);

			mainRect.size.width = newFrame.size.width - sideRect.size.width - dividerThickness;
			mainRect.size.height = newFrame.size.height;
			mainRect.origin.x = sideRect.size.width + dividerThickness;
		} else {
			sideRect.size.height = [[NSUserDefaults standardUserDefaults] floatForKey:[self sideViewDividerPositionDefaultsKey]];
			sideRect.size.width = newFrame.size.width;

			mainRect.origin = NSMakePoint(0, 0);
			mainRect.size.width = newFrame.size.width;
			mainRect.size.height = newFrame.size.height - sideRect.size.height - dividerThickness;

			sideRect.origin.y = mainRect.size.height + dividerThickness;
		}

		[[self view] setFrame:sideRect];
		[mainView setFrame:mainRect];
	}
}

- (float)dividerPosition {
	if([splitView isVertical]) {
		return [[self view] frame].size.width;
	}

	return [[self view] frame].size.height;
}

- (void)setDividerPosition:(float)position {
	float actualPosition = position;
	if(![splitView isVertical]) {
		actualPosition = ([splitView frame].size.height - position);
	}

	[splitView adjustSubviews];
	[splitView setPosition:actualPosition ofDividerAtIndex:0];

	[[NSUserDefaults standardUserDefaults] setFloat:position forKey:[self sideViewDividerPositionDefaultsKey]];
}

// placeholders, implemented by subclass
- (void)doAddToPlaylist:(NSArray *)urls origin:(URLOrigin)origin {
}

- (void)clear:(id)sender {
}

- (void)playPauseResume:(id)sender {
}

@end
