import {variants,labels} from "./index.js"
import * as fs from 'fs';

const argv = process.argv.slice(2)
let theme = ""

let format = argv[0]
let out_file = argv[1]

function append(str) {
	theme = theme + str
}

function write(msg) {
    process.stdout.write(msg)
}

function capitalize_first_letter(str) {
  return str.charAt(0).toUpperCase() + str.slice(1);
}

function write_result(content=theme) {
	if (out_file != undefined) {
		try {
		  fs.writeFileSync(out_file, content);
		} catch (err) {
		  console.error(err);
		}
		return
	}
	console.log(content)
}

switch (format) {
	case 'css':
		append(":root {\n")
		for (let label in labels) {
			for (let palette in variants) {
				append("\t--ctp-" + palette + "-" + label + ": " + variants[palette][label]["hex"] + ";\n")
				append("\t--ctp-" + palette + "-" + label + "-rgb" + ": " + variants[palette][label]["rgb"] + ";\n")
				append("\t--ctp-" + palette + "-" + label + "-hsl" + ": " + variants[palette][label]["hsl"] + ";\n")
			}
		}
		append("}")
		write_result()
		break
	case 'json':
		append(JSON.stringify(variants))
		write_result()
		break
	case 'markdown':
		for (let palette in variants) {
			append("|                                                                         | Labels     | Hex       | RGB             | HSL             |\n")
			append("| ----------------------------------------------------------------------- | ---------- | --------- | --------------- | --------------- |\n")
			for (let label in labels) {
				append(`| <img src="assets/palette/circles/.png" height="23" width="23"/> |`)
				append(`${capitalize_first_letter(label)}` + "| ")
				append(`\`${labels[label][palette]["hex"]} \`` + "| ")
				append(`\`${labels[label][palette]["rgb"]} \`` + "| ")
				append(`\`${labels[label][palette]["hsl"]} \`` + "| ")
				append("\n")
			}
			append("\n")
		}
		write_result()
		break
	default:
		console.log('Wrong parameter')
		break
}