'use strict';

const _ = require('lodash');

const transformRoutePrefixFor = (pluginName) => (route) => {
  const prefix = route.config && route.config.prefix;
  const path = prefix !== undefined ? `${prefix}${route.path}` : `/${pluginName}${route.path}`;

  return {
    ...route,
    path,
  };
};

const getRoutes = async () => {
  const routesMap = {};

  _.forEach(strapi.api, (api, apiName) => {
    const routes = _.flatMap(api.routes, (route) => {
      if (_.has(route, 'routes')) {
        return route.routes;
      }

      return route;
    }).filter((route) => route.info.type === 'content-api');

    if (routes.length === 0) {
      return;
    }

    const apiPrefix = strapi.config.get('api.rest.prefix');
    routesMap[`api::${apiName}`] = routes.map((route) => ({
      ...route,
      path: `${apiPrefix}${route.path}`,
    }));
  });

  _.forEach(strapi.plugins, (plugin, pluginName) => {
    const transformPrefix = transformRoutePrefixFor(pluginName);

    const routes = _.flatMap(plugin.routes, (route) => {
      if (_.has(route, 'routes')) {
        return route.routes.map(transformPrefix);
      }

      return transformPrefix(route);
    }).filter((route) => route.info.type === 'content-api');

    if (routes.length === 0) {
      return;
    }

    const apiPrefix = strapi.config.get('api.rest.prefix');
    routesMap[`plugin::${pluginName}`] = routes.map((route) => ({
      ...route,
      path: `${apiPrefix}${route.path}`,
    }));
  });

  return routesMap;
};

module.exports = {
  getRoutes,
};