PBCreateTagSheet.m

//
//  PBCreateTagSheet.m
//  GitX
//
//  Created by Nathan Kinsinger on 12/18/09.
//  Copyright 2009 Nathan Kinsinger. All rights reserved.
//

#import "PBCreateTagSheet.h"
#import "PBGitRepository.h"
#import "PBGitCommit.h"
#import "PBGitWindowController.h"

@interface PBCreateTagSheet ()

- (void) beginCreateTagSheetAtRefish:(id <PBGitRefish>)refish inRepository:(PBGitRepository *)repo;

@end


@implementation PBCreateTagSheet

@synthesize repository;
@synthesize targetRefish;

@synthesize tagNameField;
@synthesize tagMessageText;
@synthesize errorMessageField;
@synthesize replaceExisting;

static PBCreateTagSheet *sheet;

#pragma mark -
#pragma mark PBCreateTagSheet

+ (void) beginCreateTagSheetAtRefish:(id <PBGitRefish>)refish inRepository:(PBGitRepository *)repo
{
    if (!sheet) {
        sheet = [[self alloc] initWithWindowNibName:@"PBCreateTagSheet"];
    }
	[sheet beginCreateTagSheetAtRefish:refish inRepository:repo];
}


- (void) beginCreateTagSheetAtRefish:(id <PBGitRefish>)refish inRepository:(PBGitRepository *)repo
{
	self.repository = repo;
	self.targetRefish  = refish;

	[self window]; // loads the window (if it wasn't already)
	[self.errorMessageField setStringValue:@""];

	[NSApp beginSheet:[self window] modalForWindow:[self.repository.windowController window] modalDelegate:self didEndSelector:nil contextInfo:NULL];
}



#pragma mark IBActions

- (IBAction) createTag:(id)sender
{
	NSString *tagName = [self.tagNameField stringValue];
	PBGitRef *ref = [PBGitRef refFromString:[kGitXTagRefPrefix stringByAppendingString:tagName]];
	[self.errorMessageField setHidden:YES];

	if (![self.repository checkRefFormat:[ref ref]]) {
		[self.errorMessageField setStringValue:@"Invalid name!"];
		[self.errorMessageField setHidden:NO];
		return;
	}
    
    NSString *refExistsReturnMessage;
    if(!self.replaceExisting && [self.repository refExists:ref checkOnRemotesWithoutBranches:NO resultMessage:&refExistsReturnMessage])
    {
        NSError  *error = [NSError errorWithDomain:PBGitRepositoryErrorDomain 
                                              code:0
                                          userInfo:[NSDictionary dictionaryWithObjectsAndKeys:
                                                    refExistsReturnMessage, NSLocalizedDescriptionKey,
                                                    @"Enter another tag name.", NSLocalizedRecoverySuggestionErrorKey,
                                                    nil]
                           ];
        [[NSAlert alertWithError:error]runModal];
        return;
    }
    else
    {
        if (refExistsReturnMessage)
        {
            int returnButton = [[NSAlert alertWithMessageText:refExistsReturnMessage
                                                defaultButton:@"Yes"
                                              alternateButton:@"No"
                                                  otherButton:nil
                                    informativeTextWithFormat:@"Do you still want to create the %@ %@?",[ref refishType],[ref shortName]] runModal];
            
            if (returnButton == NSAlertAlternateReturn)
            {
                return;
            }
        }
    }

	[self closeCreateTagSheet:sender];

	NSString *message = [self.tagMessageText string];
	[self.repository createTag:tagName message:message atRefish:self.targetRefish force:self.replaceExisting];
}


- (IBAction) closeCreateTagSheet:(id)sender
{
	[NSApp endSheet:[self window]];
	[[self window] orderOut:self];
}



@end