/* -*- mode: C++; tab-width: 4; c-basic-offset: 4; -*- */

/* AbiSource Application Framework
 * Copyright (C) 2005 Francis James Franklin
 * 
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  
 * 02111-1307, USA.
 */

#import <Cocoa/Cocoa.h>

#import "AbiMailMan.h"
#import "AbiMailMan_Controller.h"
#import "AbiMailMan_DataSetController.h"

@implementation AbiMailMan_Controller

- (id)initWithAbiWord:(XAP_CocoaPlugin *)AbiWord
{
	if (self = [super initWithWindowNibName:@"Main"])
		{
			m_AbiWord = AbiWord;

			m_UntitledNumber = 0;
		}
	return self;
}

- (void)dealloc
{
	[m_AbiWord removeMenuItem:oMailMergeManagerItem];

	[super dealloc];
}

- (void)windowDidLoad
{
	NSMenu * menu = 0;

	if (menu = [oMailMergeManagerItem menu])
		{
			[oMailMergeManagerItem retain];
			[menu removeItem:oMailMergeManagerItem];
		}
	[m_AbiWord appendMenuItem:oMailMergeManagerItem];

	NSPanel * panel = (NSPanel *) [self window];

	[panel setBecomesKeyOnlyIfNeeded:YES];

	[self appendToLog:@"AbiMailMan: Mail Merge Manager plug-in for AbiWord\n"];
}

- (void)newDataSetForDocument:(id <NSObject, XAP_CocoaPlugin_Document>)document
{
	[self logEntry:@"-" forMethod:@"newDataSetForDocument:"];

	AbiMailMan_DataSetController * DSC = [[AbiMailMan_DataSetController alloc] initWithAbiWord:m_AbiWord withController:self withDataSet:nil];
	if (DSC)
		{
			m_UntitledNumber++;

			[DSC window];
			[DSC setDocument:document];
			[DSC setUntitledWithNumber:m_UntitledNumber];

			// TODO: add DSC to internal array & release

			[self logError:@"Incompletely implemented!" forMethod:@"newDataSetForDocument:"];
		}
}

- (void)openDataSet:(NSString *)path forDocument:(id <NSObject, XAP_CocoaPlugin_Document>)document
{
	[self logEntry:@"-" forMethod:@"openDataSet:forDocument:"];

	NSMutableArray * dataset = [m_AbiWord importMailMergeSource:path];
	if (!dataset)
		{
			[self logError:@"No data set! Error opening mail merge file?" forMethod:@"openDataSet:forDocument:"];
			return;
		}

	AbiMailMan_DataSetController * DSC = [[AbiMailMan_DataSetController alloc] initWithAbiWord:m_AbiWord withController:self withDataSet:dataset];
	if (DSC)
		{
			[DSC window];
			[DSC setDocument:document];
			[DSC setMailMergeSource:path];

			// TODO: add DSC to internal array & release

			[self logError:@"Incompletely implemented!" forMethod:@"openDataSet:forDocument:"];
		}
}

- (IBAction)aNewDataSet:(id)sender
{
	[self logEntry:@"-" forMethod:@"aNewDataSet:"];

	[self newDataSetForDocument:nil];
}

- (IBAction)aOpenDataSet:(id)sender
{
	[self logEntry:@"-" forMethod:@"aOpenDataSet:"];

	NSString * path = [m_AbiWord selectMailMergeSource];

	if (path)
		{
			[self openDataSet:path forDocument:nil];
		}
	else
		{
			[self logError:@"No file name! (Possibly harmless error.)" forMethod:@"aOpenDataSet:"];
		}
}

- (IBAction)aCurrentDataSet:(id)sender
{
	[self logEntry:@"-" forMethod:@"aCurrentDataSet:"];

	id <NSObject, XAP_CocoaPlugin_Document> document = [m_AbiWord currentDocument];

	if (!document)
		{
			[self logError:@"No current document!" forMethod:@"aCurrentDataSet:"];
			return;
		}
	NSString * path = [document documentMailMergeSource];

	if (path)
		{
			[self openDataSet:path forDocument:document];
		}
	else
		{
			[self newDataSetForDocument:document];
		}
}

- (IBAction)aLog:(id)sender
{
	NSPanel * panel = (NSPanel *) [self window];

	if ([panel isVisible])
		[panel orderOut:self];
	else
		[panel orderFront:self];
}

- (IBAction)aAbout:(id)sender
{
	[self logError:@"Not implemented!" forMethod:@"aAbout:"];
	// TODO
}

- (IBAction)aHelp:(id)sender
{
	NSBundle * AbiMailMan_Bundle = [NSBundle bundleForClass:[self class]];
	NSString * HelpIndex_Path = [[AbiMailMan_Bundle resourcePath] stringByAppendingString:@"/help/index.html"];

	[[NSWorkspace sharedWorkspace] openURL:[NSURL fileURLWithPath:HelpIndex_Path]];
}

- (BOOL)validateMenuItem:(id <NSMenuItem>)menuItem
{
	BOOL bEnabled = YES;

	if ([menuItem tag] == 4)
		{
			if ([m_AbiWord currentDocument] == nil)
				{
					bEnabled = NO;
				}
		}
	else if ([menuItem tag] == 5)
		{
			NSPanel * panel = (NSPanel *) [self window];

			[menuItem setState:([panel isVisible] ? NSOnState : NSOffState)];
		}
	return bEnabled;
}

- (void)appendToLog:(id)aString
{
	[oLog setEditable:YES];
	[oLog setSelectedRange:NSMakeRange(0,0)];
	[oLog moveToEndOfDocument:self];
	[oLog insertText:aString];
	[oLog setEditable:NO];
}

- (void)logEntry:(NSString *)aString forMethod:(NSString *)method
{
	NSString * method_name = [NSString stringWithFormat:@"(%@) ", method];

	NSDictionary * attr = [NSDictionary dictionaryWithObject:[NSColor darkGrayColor] forKey:NSForegroundColorAttributeName];
	NSAttributedString * str = [[NSAttributedString alloc] initWithString:method_name attributes:attr];
	[self appendToLog:str];
	[str release];

	attr = [NSDictionary dictionaryWithObject:[NSColor blackColor] forKey:NSForegroundColorAttributeName];
	str = [[NSAttributedString alloc] initWithString:aString attributes:attr];
	[self appendToLog:str];
	[str release];

	[self appendToLog:@"\n"];
}

- (void)logError:(NSString *)aString forMethod:(NSString *)method
{
	NSDictionary * attr = [NSDictionary dictionaryWithObject:[NSColor redColor] forKey:NSForegroundColorAttributeName];
	NSAttributedString * str = [[NSAttributedString alloc] initWithString:@"Error: " attributes:attr];
	[self appendToLog:str];
	[str release];

	[self logEntry:aString forMethod:method];
}

/* Plugin should attempt to save all files, and return NO *only* if the user has answered
 * "Cancel" to an alert about an unsaved document.
 */
- (BOOL)pluginCanDeactivate
{
	[self logError:@"Not implemented!" forMethod:@"pluginCanDeactivate"];
	return YES; // TODO
}

@end