const render = require('json-templater/string');
const path = require('path');
const endOfLine = require('os').EOL;
const fs = require('fs-extra');
const getRoute = require('../preComplie/route');

function generateRoute(config) {
    const OUTPUT_PATH = path.resolve(config.folders.PROJECT_CACHE_DIR, 'routeConfig.js');
    const IMPORT_TEMPLATE = 'import {{name}} from \'{{path}}\';';

    const MAIN_TEMPLATE = `
{{include}}

export default {{routes}};
`;

    const routes = getRoute(config.folders.PROJECT_PAGE_DIR, config.folders.PROJECT_PAGE_DIR);

    const componentsTemplate = [];
    routes.components.forEach((item) => {
        componentsTemplate.push(render(IMPORT_TEMPLATE, {
            name: item.name,
            path: item.path
        }));
    });

    const template = render(MAIN_TEMPLATE, {
        include: componentsTemplate.join(endOfLine),
        routes: JSON.stringify(routes.newRoutes).replace(/"component":"(.+?)"/g, '"component": $1')
    });

    fs.outputFileSync(OUTPUT_PATH, template);
}

module.exports = generateRoute;