//
//  gitx.mm
//  GitX
//
//  Created by Ciarán Walsh on 15/08/2008.
//  Copyright 2008 __MyCompanyName__. All rights reserved.
//

#import "PBCLIProxy.h"

NSDistantObject* connect()
{
	id proxy = [NSConnection rootProxyForConnectionWithRegisteredName:ConnectionName host:nil];
	[proxy setProtocolForProxy:@protocol(GitXCliToolProtocol)];
	return proxy;
}

void usage(char const *programName)
{
	
	printf("Usage: %s --help\n", programName);
	printf("   or: %s (--commit|-h)\n", programName);
	printf("   or: %s <revlist options>\n", programName);
	printf("\n");
	printf("\t-h, --help          print this help\n");
	printf("\t--commit, -c        start GitX in commit mode\n");
	printf("\n");
	printf("RevList options\n");
	printf("\tSee 'man git-log' and 'man git-rev-list' for options you can pass to gitx\n");
	printf("\n");
	printf("\t--all                  show all branches\n");
	printf("\t<branch>               show specific branch\n");
	printf("\t -- <path>             show commits touching paths\n");
	exit(1);
}

int main(int argc, const char** argv)
{
	if (argc >= 2 && (!strcmp(argv[1], "--help") || !strcmp(argv[1], "-h")))
		usage(argv[0]);

	// Attempt to connect to the app
	id proxy = connect();

	if (!proxy) {
		// If the connection failed, try to launch the app
		[[NSWorkspace sharedWorkspace] launchAppWithBundleIdentifier: @"nl.frim.GitX"
															 options: NSWorkspaceLaunchWithoutActivation
									  additionalEventParamDescriptor: nil
													launchIdentifier: nil];

		// Now attempt to connect, allowing the app time to startup
		for (int attempt = 0; proxy == nil && attempt < 50; ++attempt){
			if (proxy = connect())
				break;
			usleep(15000);
		}
	}
	if (!proxy) {
		fprintf(stderr, "Couldn't connect to app server!\n");
		exit(1);
	}

	if ([[[NSProcessInfo processInfo] environment] objectForKey:@"PWD"]) {
		int i;
		argv++; argc--;
		NSURL* url     = [NSURL fileURLWithPath:[[[NSProcessInfo processInfo] environment] objectForKey:@"PWD"]];

		NSMutableArray* arguments = [NSMutableArray arrayWithCapacity:argc];
		for (i = 0; i < argc; i++)
			[arguments addObject: [NSString stringWithCString:argv[i]]];

		NSError* error = nil;
		if (![proxy openRepository:url arguments: arguments error:&error]) {
			fprintf(stderr, "Error opening repository at %s", [[url path] UTF8String]);
			if (error) {
				fprintf(stderr, ": %s", [[error localizedFailureReason] UTF8String]);
			}
			fprintf(stderr, "\n");
		}
	}
}