import {Cache, Dom} from 'main.core';
import ColorValue from '../../color_value';
import GradientValue from '../../gradient_value';
import {PresetOptions, gradientType} from './types/preset-options';
import hexToHsl from '../../internal/hex-to-hsl';

export default class Generator
{
	static BITRIX_COLOR: string = '#2fc6f6';

	static cache = new Cache.MemoryCache();
	static defaultPresets: [] = [
		{
			id: 'agency',
			items: [
				'#ff6366', '#40191a', '#803233', '#bf4b4d', '#e65a5c', '#ffc1c2',
				'#363643', '#57dca3', '#ee76ba', '#ffa864', '#eaeaec', '#fadbdc',
			],
		},
		{
			id: 'accounting',
			items: [
				'#a5c33c', '#384215', '#6f8228', '#8fa834', '#b0cf40', '#dae6ae',
				'#4c4c4c', '#5d84e6', '#cd506b', '#fe6466', '#dfdfdf', '#e9f0cf',
			],
		},
		{
			id: 'app',
			items: [
				'#4fd2c2', '#1f524c', '#379187', '#46b8aa', '#54dece', '#c8f1ec',
				'#6639b6', '#e81c62', '#9a69ca', '#6279d8', '#ffc337', '#e9faf8',
			],
		},
		{
			id: 'architecture',
			items: [
				'#c94645', '#4a1919', '#8a2f2f', '#b03c3c', '#d64949', '#eec3c3',
				'#363643', '#446d90', '#a13773', '#c98145', '#eaeaec', '#f9e8e7',
			],
		},
		{
			id: 'business',
			items: [
				'#3949a0', '#232c61', '#313e87', '#3e4fad', '#556ced', '#d8d7dc',
				'#14122c', '#1d1937', '#a03949', '#2f295a', '#c87014', '#f4f4f5',
			],
		},
		{
			id: 'charity',
			items: [
				'#f5f219', '#f58419', '#f5cc19', '#a8e32a', '#f9f76a', '#fcfbb6',
				'#000000', '#262e37', '#74797f', '#e569b1', '#edeef0', '#fefedf',
			],
		},
		{
			id: 'construction',
			items: [
				'#f7b70b', '#382a02', '#785905', '#b88907', '#dea509', '#fdf1d1',
				'#111111', '#a3a3a3', '#f7410b', '#f70b4b', '#d6dde9', '#fef9ea',
			],
		},
		{
			id: 'consulting',
			items: [
				'#21a79b', '#38afa5', '#14665f', '#1c8c83', '#30f2e2', '#a9ddd9',
				'#ec4672', '#58d400', '#f0ac00', '#2d6faf', '#2da721', '#e6f5f4',
			],
		},
		{
			id: 'corporate',
			items: [
				'#6ab8ee', '#31556e', '#4e86ad', '#5fa3d4', '#70c1fa', '#d2e9f8',
				'#36e2c0', '#ffaa3c', '#ee6a76', '#ffa468', '#5feb99', '#ebf4fb',
			],
		},
		{
			id: 'courses',
			items: [
				'#6bda95', '#2c593d', '#4b9969', '#5ebf83', '#70e69d', '#c2f0d3',
				'#31556e', '#ff947d', '#738ed3', '#f791ab', '#ffb67d', '#e2f8eb',
			],
		},
		{
			id: 'event',
			items: [
				'#f73859', '#380d14', '#781c2b', '#b82a42', '#de334f', '#fdbbc6',
				'#151726', '#ffb553', '#30d59b', '#b265e0', '#edeef0', '#ffeaed',
			],
		},
		{
			id: 'gym',
			items: [
				'#6b7de0', '#2f3661', '#4d5aa1', '#5f6fc7', '#7284ed', '#e4e8fa',
				'#333333', '#ffd367', '#a37fe8', '#e06b7d', '#6dc1e0', '#f4f6fd',
			],
		},
		{
			id: 'lawyer',
			items: [
				'#e74c3c', '#69231b', '#a8382c', '#cf4536', '#f55240', '#f9d0cb',
				'#4e4353', '#5a505e', '#e7863c', '#38a27f', '#e2e1e3', '#fdeeec',
			],
		},
		{
			id: 'photography',
			items: [
				'#f7a700', '#382600', '#785200', '#b87d00', '#de9800', '#fde8ba',
				'#333333', '#0b5aa0', '#e93d18', '#06c4ed', '#3672a8', '#fff6e3',
			],
		},
		{
			id: 'restaurant',
			items: [
				'#e6125d', '#660829', '#a60d43', '#cc1052', '#f21361', '#facfde',
				'#0eb88e', '#00946f', '#e04292', '#9b12e6', '#bfde00', '#fef2f6',
			],
		},
		{
			id: 'shipping',
			items: [
				'#ff0000', '#400000', '#800000', '#bf0000', '#e60000', '#ffb4b4',
				'#333333', '#ff822a', '#d63986', '#00ac6b', '#ffb800', '#fff3f3',
			],
		},
		{
			id: 'spa',
			items: [
				'#9dba04', '#313b01', '#667a02', '#86a103', '#a6c704', '#e4ecb9',
				'#ba7c04', '#cf54bb', '#049dba', '#1d7094', '#eead2f', '#f2f6dd',
			],
		},
		{
			id: 'travel',
			items: [
				'#ee4136', '#6e1f19', '#ad3128', '#d43c31', '#fa4639', '#fef1f0',
				'#31353e', '#3e434d', '#ee8036', '#428abc', '#eaebec', '#c3c4c7',
			],
		},
		{
			id: 'wedding',
			items: [
				'#d65779', '#572431', '#963e55', '#bd4d6b', '#e35d81', '#f7dfe5',
				'#af58a7', '#6bc34b', '#ec8c60', '#50a098', '#57b9d6', '#fdf4f6',
			],
		},
	];

	static getDefaultPresets(): PresetOptions[]
	{
		return Generator.cache.remember('default', () => {
			const presets = [];
			Generator.defaultPresets.forEach(preset => {
				presets.push({
					id: preset.id,
					type: 'color',
					items: preset.items.map(item => new ColorValue(hexToHsl(item))),
				});
			});

			return presets;
		});
	}

	static getPrimaryColorPreset(): PresetOptions
	{
		return this.cache.remember('primary', () => {
			const preset = {
				id: 'defaultPrimary',
				items: [],
			};
			const primary = new ColorValue(Dom.style(document.documentElement, '--primary').trim());
			preset.items.push(new ColorValue(primary));

			if (primary.getHsl().s <= 10)
			{
				const lBeforeCount = (primary.getHsl().l > 50)
					? Math.ceil(primary.getHsl().l / 100 * 5)
					: Math.floor(primary.getHsl().l / 100 * 5);
				const lAfterCount = 5 - lBeforeCount;
				const deltaLBefore = primary.getHsl().l / (lBeforeCount + 1);
				const deltaLAfter = (100 - primary.getHsl().l) / (lAfterCount + 1);
				for (let i = 1; i <= lBeforeCount; i++)
				{
					preset.items.push(new ColorValue(primary).darken(deltaLBefore * i));
				}
				for (let ii = 1; ii <= lAfterCount; ii++)
				{
					preset.items.push(new ColorValue(primary).lighten(deltaLAfter * ii));
				}

				const deltaBitrixL = 15;
				const deltaBitrixS = 15;
				const bitrixColor = new ColorValue(Generator.BITRIX_COLOR);
				preset.items[6] = new ColorValue(bitrixColor);

				preset.items[7] = new ColorValue(bitrixColor.darken(deltaBitrixL).saturate(deltaBitrixS));
				preset.items[8] = new ColorValue(bitrixColor.darken(deltaBitrixL).saturate(deltaBitrixS));
				bitrixColor.lighten(deltaBitrixL * 2).desaturate(deltaBitrixS * 2);

				preset.items[9] = new ColorValue(bitrixColor.lighten(deltaBitrixL).desaturate(deltaBitrixS));
				preset.items[10] = new ColorValue(bitrixColor.lighten(deltaBitrixL).desaturate(deltaBitrixS));
				bitrixColor.darken(deltaBitrixL * 2).saturate(deltaBitrixS * 2);

				preset.items[11] = new ColorValue(bitrixColor).adjustHue(180);
			}
			else
			{
				const deltaL = (90 - primary.getHsl().l) / 3;
				const deltaL2 = (primary.getHsl().l - 10) / 3;
				const deltaS = (90 - primary.getHsl().s) / 3;
				const deltaS2 = (primary.getHsl().s - 10) / 3;

				preset.items[1] = new ColorValue(primary.darken(deltaL2).saturate(deltaS));
				preset.items[2] = new ColorValue(primary.darken(deltaL2).saturate(deltaS));
				preset.items[3] = new ColorValue(primary.darken(deltaL2).saturate(deltaS));
				primary.lighten(deltaL2 * 3).desaturate(deltaS * 3);

				preset.items[4] = new ColorValue(primary.desaturate(deltaS2).lighten(deltaL));
				preset.items[5] = new ColorValue(primary.desaturate(deltaS2).lighten(deltaL));
				preset.items[11] = new ColorValue(primary.desaturate(deltaS2).lighten(deltaL));
				primary.saturate(deltaS2 * 3).darken(deltaL * 3);

				preset.items[7] = new ColorValue(primary.adjustHue(40));
				preset.items[8] = new ColorValue(primary.adjustHue(-80));
				preset.items[9] = new ColorValue(primary.adjustHue(180));
				preset.items[6] = new ColorValue(primary.adjustHue(40));
				preset.items[10] = new ColorValue(primary.adjustHue(40));
			}
			return preset;
		});
	}

	static getBlackAndWhitePreset(): PresetOptions
	{
		return this.cache.remember('blackAndWhite', () => {
			const preset = {
				id: 'blackAndWhite',
				items: [],
			};
			const start = new ColorValue('#ffffff');

			preset.items.push(new ColorValue(start));
			preset.items.push(new ColorValue(start.darken(14.28)));
			preset.items.push(new ColorValue(start.darken(14.28)));
			preset.items.push(new ColorValue(start.darken(14.28)));
			preset.items.push(new ColorValue(start.darken(14.28)));
			preset.items.push(new ColorValue(start.darken(14.28)));
			preset.items.push(new ColorValue(start.darken(14.28)));
			preset.items.push(new ColorValue(start.darken(14.32)));

			return preset;
		});
	}

	static getGradientByColorOptions(options: PresetOptions): PresetOptions
	{
		const items = [];
		const pairs = [
			[1, 2],
			[1, 4],
			[5, 12],
			[1, 8],
			[8, 9],
			[1, 9],
			[10, 7],
			[7, 11],
		];
		pairs.forEach(pair => {
			items.push(new GradientValue({
				from: new ColorValue(options.items[pair[0] - 1]),
				to: new ColorValue(options.items[pair[1] - 1]),
				angle: GradientValue.DEFAULT_ANGLE,
				type: GradientValue.DEFAULT_TYPE,
			}));
		});

		return {
			type: gradientType,
			items: items,
		};
	}
}