@evidence-dev/evidence/template/src/pages/api/settings.json/+server.js

dependencies for evidence projects

export const prerender = false;

import fs from 'fs';
import path from 'path';
import gitRemoteOriginUrl from 'git-remote-origin-url'; // get the git repo
import { dev } from '$app/environment';
import { logEvent } from '@evidence-dev/telemetry';
import { json } from '@sveltejs/kit';

function getLocalGitRepo() {
	if (fs.existsSync(path.join(path.resolve('../../'), '.git'))) {
		return path.resolve('../../');
	}
}

export async function GET() {
	if (!dev) {
		return new Response(undefined, { status: 404 });
	} else {
		let settings = {};
		let gitIgnore;
		if (fs.existsSync('evidence.settings.json')) {
			settings = JSON.parse(fs.readFileSync('evidence.settings.json', 'utf8'));
		}
		if (fs.existsSync('../../.gitignore')) {
			gitIgnore = fs.readFileSync('../../.gitignore', 'utf8');
		}
		try {
			settings.localGitRepo = getLocalGitRepo();
			settings.gitRepo = await gitRemoteOriginUrl();
		} catch {
			/* ignore errors */
		}
		return json({ settings, gitIgnore });
	}
}

function removeFromGitignore(extensions, hasGitIgnore, gitIgnore) {
	if (hasGitIgnore) {
		extensions.forEach((ext) => {
			// Find newline plus extension and only match those strings which are directly
			// followed by either a new line or the end of the file contents
			// (stops the issue of matching .sqlite within the .sqlite3 string)
			// g means global match - same behaviour as replaceAll
			let regex = new RegExp(`\n${ext}(?=\n|$)`, 'g');
			gitIgnore = gitIgnore.replace(regex, '');
		});
		fs.writeFileSync('../../.gitignore', gitIgnore);
	}
}

function addToGitignore(extensions, gitIgnore) {
	extensions.forEach((ext) => {
		let regex = new RegExp(`\n${ext}(?=\n|$)`, 'g');
		if (!gitIgnore.match(regex)) {
			gitIgnore = gitIgnore + ('\n' + ext);
		}
	});
	fs.writeFileSync('../../.gitignore', gitIgnore);
}

export async function POST({ request }) {
	const { settings } = await request.json();
	// read original settings file
	let originalSettings = {};
	if (fs.existsSync('evidence.settings.json')) {
		originalSettings = JSON.parse(fs.readFileSync('evidence.settings.json', 'utf8'));
	}
	// check if send_anonymous_usage_stats has changed and log an event if it has changed from not 'no' (or undefined) to no
	if (
		originalSettings.send_anonymous_usage_stats != 'no' &&
		settings.send_anonymous_usage_stats === 'no'
	) {
		logEvent('usageStatsDisabled', dev, originalSettings);
	}
	fs.writeFileSync('evidence.settings.json', JSON.stringify(settings));

	// gitignore settings
	let gitIgnore;
	let hasGitIgnore = fs.existsSync('../../.gitignore');
	gitIgnore = hasGitIgnore ? fs.readFileSync('../../.gitignore', 'utf8') : '';
	let extensions;

	if (settings.database === 'sqlite') {
		extensions = ['.db', '.sqlite', '.sqlite3'];
		if (settings.credentials.gitignoreSqlite === false) {
			removeFromGitignore(extensions, hasGitIgnore, gitIgnore);
		} else if (settings.credentials.gitignoreSqlite === true) {
			addToGitignore(extensions, gitIgnore);
		}
	} else if (settings.database === 'duckdb') {
		extensions = ['.duckdb', '.db'];
		if (settings.credentials.gitignoreDuckdb === false) {
			removeFromGitignore(extensions, hasGitIgnore, gitIgnore);
		} else if (settings.credentials.gitignoreDuckdb === true) {
			addToGitignore(extensions, gitIgnore);
		}
	} else if (settings.database === 'csv') {
		extensions = ['.csv'];
		if (settings.credentials.gitignoreCsv === false) {
			removeFromGitignore(extensions, hasGitIgnore, gitIgnore);
		} else if (settings.credentials.gitignoreCsv === true) {
			addToGitignore(extensions, gitIgnore);
		}
	}
	return json(settings);
}