import * as fs from 'fs-extra';
import * as path from 'path';
import * as defaults from '../defaults';
import {KhaExporter} from './KhaExporter';
import {convert} from '../Converter';
import {executeHaxe} from '../Haxe';
import {GraphicsApi} from '../GraphicsApi';
import {Platform} from '../Platform';
import {exportImage} from '../ImageTool';
import {Options} from '../Options';
import {Library} from '../Project';

export class KincExporter extends KhaExporter {
	slowgc: boolean;

	constructor(options: Options) {
		super(options);
		this.slowgc = options.slowgc;
		// Files.removeDirectory(this.directory.resolve(Paths.get(this.sysdir() + "-build", "Sources")));
	}

	backend(): string {
		return 'Kinc-hxcpp';
	}

	haxeOptions(name: string, targetOptions: any, defines: Array<string>) {
		defines.push('no-compilation');
		defines.push('include-prefix=hxinc');

		if (!this.slowgc) {
			defines.push('HXCPP_GC_GENERATIONAL');
		}

		defines.push('sys_' + this.options.target);
		defines.push('sys_kore');
		defines.push('sys_g1');
		defines.push('sys_g2');
		defines.push('sys_g3');
		defines.push('sys_g4');
		defines.push('sys_a1');
		defines.push('sys_a2');

		defines.push('kha_cpp');
		defines.push('kha_' + this.options.target);
		defines.push('kha_' + this.options.target + '_native');
		defines.push('kha_' + this.options.target + '_cpp');
		let graphics = this.options.graphics;
		if (graphics === GraphicsApi.Default) {
			graphics = defaults.graphicsApi(this.options.target);
		}
		defines.push('kha_' + graphics);
		defines.push('kha_kore');
		defines.push('kha_g1');
		defines.push('kha_g2');
		defines.push('kha_g3');
		defines.push('kha_g4');
		defines.push('kha_a1');
		defines.push('kha_a2');

		if (this.options.vr === 'gearvr') {
			defines.push('vr_gearvr');
		}
		else if (this.options.vr === 'cardboard') {
			defines.push('vr_cardboard');
		}
		else if (this.options.vr === 'rift') {
			defines.push('vr_rift');
		}

		if (this.options.raytrace === 'dxr') {
			defines.push('kha_dxr');
		}

		return {
			from: this.options.from,
			to: path.join(this.sysdir() + '-build', 'Sources'),
			sources: this.sources,
			libraries: this.libraries,
			defines: defines,
			parameters: this.parameters,
			haxeDirectory: this.options.haxe,
			system: this.sysdir(),
			language: 'cpp',
			width: this.width,
			height: this.height,
			name: name,
			main: this.options.main,
		};
	}

	async export(name: string, targetOptions: any, haxeOptions: any): Promise<void> {

	}

	async copySound(platform: string, from: string, to: string, options: any) {
		if (options.quality < 1) {
			fs.ensureDirSync(path.join(this.options.to, this.sysdir(), path.dirname(to)));
			await convert(from, path.join(this.options.to, this.sysdir(), to + '.ogg'), this.options.ogg);
			return { files: [to + '.ogg'], sizes: [1] };
		}
		else {
			if (from.endsWith('.wav')) {
				fs.copySync(from.toString(), path.join(this.options.to, this.sysdir(), to + '.wav'), { overwrite: true });
			}
			else {
				throw 'Can not convert ' + from + ' to wav format.';
			}
			return { files: [to + '.wav'], sizes: [1] };
		}
	}

	async copyImage(platform: string, from: string, to: string, options: any, cache: any) {
		if (platform === Platform.iOS && options.quality < 1) {
			let format = await exportImage(this.options.kha, this.options.kraffiti, from, path.join(this.options.to, this.sysdir(), to), options, 'pvr', true, false, cache);
			return { files: [to + '.' + format], sizes: [1] };
		}
		else if (platform === Platform.Windows && options.quality < 1 && (this.options.graphics === GraphicsApi.OpenGL || this.options.graphics === GraphicsApi.Vulkan)) {
			// let format = await exportImage(this.options.kha, from, path.join(this.options.to, this.sysdir(), to), options, 'ASTC', true, false, cache);
			let format = await exportImage(this.options.kha, this.options.kraffiti, from, path.join(this.options.to, this.sysdir(), to), options, 'DXT5', true, false, cache);
			return { files: [to + '.' + format], sizes: [1] };
		}
		else {
			let format = await exportImage(this.options.kha, this.options.kraffiti, from, path.join(this.options.to, this.sysdir(), to), options, 'lz4', true, false, cache);
			return { files: [to + '.' + format], sizes: [1] };
		}
	}

	async copyBlob(platform: string, from: string, to: string) {
		fs.copySync(from.toString(), path.join(this.options.to, this.sysdir(), to), { overwrite: true });
		return { files: [to], sizes: [1] };
	}

	async copyVideo(platform: string, from: string, to: string) {
		fs.ensureDirSync(path.join(this.options.to, this.sysdir(), path.dirname(to)));
		if (platform === Platform.Windows) {
			await convert(from, path.join(this.options.to, this.sysdir(), to + '.avi'), this.options.h264);
			return { files: [to + '.avi'], sizes: [1] };
		}
		else if (platform === Platform.iOS || platform === Platform.OSX) {
			await convert(from, path.join(this.options.to, this.sysdir(), to + '.mp4'), this.options.h264);
			return { files: [to + '.mp4'], sizes: [1] };
		}
		else if (platform === Platform.Android) {
			await convert(from, path.join(this.options.to, this.sysdir(), to + '.ts'), this.options.h264);
			return { files: [to + '.ts'], sizes: [1] };
		}
		else {
			await convert(from, path.join(this.options.to, this.sysdir(), to + '.ogv'), this.options.theora);
			return { files: [to + '.ogv'], sizes: [1] };
		}
	}
}