//
// Runs commands in the user's terminal application.
//
// Nova has no terminal of its own, so anything interactive or long running --
// shells, followed logs, compose output -- is handed to Terminal or iTerm2
// through AppleScript.
//

const { exec } = require("../Utilities/Process");

class Terminal {
	// Quotes a single argument for /bin/sh.
	static quote(argument) {
		return `'${String(argument).replace(/'/g, `'\\''`)}'`;
	}

	// Joins an argument vector into a shell command.
	static command(parts) {
		return parts.map((part) => this.quote(part)).join(" ");
	}

	static escapeAppleScript(text) {
		return text.replace(/\\/g, "\\\\").replace(/"/g, '\\"');
	}

	// Opens a new terminal window running the given shell command.
	static async run(command, cwd) {
		let full = cwd ? `cd ${this.quote(cwd)} && ${command}` : command;
		let script =
			nova.config.get("apple_container.cli.terminal", "string") === "iTerm2"
				? this.iTermScript(full)
				: this.terminalScript(full);

		return exec("/usr/bin/osascript", ["-e", script]);
	}

	static terminalScript(command) {
		let escaped = this.escapeAppleScript(command);
		return [
			'tell application "Terminal"',
			`	do script "${escaped}"`,
			"	activate",
			"end tell"
		].join("\n");
	}

	static iTermScript(command) {
		let escaped = this.escapeAppleScript(command);
		return [
			'tell application "iTerm"',
			"	activate",
			"	set newWindow to (create window with default profile)",
			"	tell current session of newWindow",
			`		write text "${escaped}"`,
			"	end tell",
			"end tell"
		].join("\n");
	}
}

module.exports = { Terminal };