// Platform and channel are injected at build time
// Version comes from the database (fetched via API)

type Platform =
	| 'docker-amd64'
	| 'docker-arm64'
	| 'windows-amd64'
	| 'linux-amd64'
	| 'linux-arm64'
	| 'macos-amd64'
	| 'macos-arm64';

type Channel = 'stable' | 'beta' | 'develop' | 'dev';

const PLATFORM_LABELS: Record<Platform, string> = {
	'docker-amd64': 'docker/amd64',
	'docker-arm64': 'docker/arm64',
	'windows-amd64': 'windows/amd64',
	'linux-amd64': 'linux/amd64',
	'linux-arm64': 'linux/arm64',
	'macos-amd64': 'macos/amd64',
	'macos-arm64': 'macos/arm64'
};

const CHANNEL_LABELS: Record<Channel, string> = {
	stable: 'Stable',
	beta: 'Beta',
	develop: 'Develop',
	dev: 'Dev'
};

function detectPlatform(): Platform {
	// Try to detect from navigator in browser
	if (typeof navigator !== 'undefined' && navigator.platform) {
		const platform = navigator.platform.toLowerCase();
		if (platform.includes('win')) return 'windows-amd64';
		if (platform.includes('mac')) {
			// Check for user agent for architecture hints
			const ua = navigator.userAgent || '';
			if (ua.includes('Intel')) return 'macos-amd64';
			return 'macos-arm64';
		}
		if (platform.includes('linux')) return 'linux-amd64';
	}
	return 'linux-amd64';
}

export function getPlatform(): Platform {
	const envPlatform = import.meta.env.VITE_PLATFORM as Platform | undefined;
	return envPlatform || detectPlatform();
}

export function getChannel(): Channel {
	const envChannel = import.meta.env.VITE_CHANNEL as Channel | undefined;
	if (envChannel) return envChannel;

	// Default to dev for development mode, stable otherwise
	return import.meta.env.MODE === 'development' ? 'dev' : 'stable';
}

export function getPlatformLabel(): string {
	const platform = getPlatform();
	return PLATFORM_LABELS[platform] || platform;
}

export function getChannelLabel(): string {
	const channel = getChannel();
	return CHANNEL_LABELS[channel] || channel;
}

export function shouldShowVersion(): boolean {
	const channel = getChannel();
	return channel === 'stable' || channel === 'beta';
}