'use strict';

const path = require('path');
const exec = require('child_process').execSync;
const _ = require('lodash');

/**
 * A set of functions called "actions" for `Admin`
 */

module.exports = {
  getCurrentEnvironment: async ctx => {
    try {
      ctx.send({ currentEnvironment: strapi.app.env });
    } catch(err) {
      ctx.badRequest(null, [{ messages: [{ id: 'An error occured' }] }]);
    }
  },

  getStrapiVersion: async ctx => {
    try {
      const strapiVersion = _.get(strapi.config, 'info.strapi', null);
      return ctx.send({ strapiVersion });
    } catch(err) {
      return ctx.badRequest(null, [{ messages: [{ id: 'The version is not available' }] }]);
    }
  },

  getGaConfig: async ctx => {
    try {
      const allowGa = _.get(strapi.config, 'info.customs.allowGa', true);
      ctx.send({ allowGa });
    } catch(err) {
      ctx.badRequest(null, [{ messages: [{ id: 'An error occured' }] }]);
    }
  },

  getLayout: async ctx => {
    try {
      const layout = require('../config/layout.js');

      return ctx.send({ layout });
    } catch(err) {
      return ctx.badRequest(null, [{ messages: [{ id: 'An error occured' }] }]);
    }
  },

  installPlugin: async ctx => {
    try {
      const { plugin, port } = ctx.request.body;
      const strapiBin = path.join(process.cwd(), 'node_modules', 'strapi', 'bin', 'strapi');

      strapi.reload.isWatching = false;

      strapi.log.info(`Installing ${plugin}...`);

      exec(`node "${strapiBin}" install ${plugin} ${port === '4000' ? '--dev' : ''}`);

      ctx.send({ ok: true });

      strapi.reload();
    } catch(err) {
      strapi.reload.isWatching = true;
      ctx.badRequest(null, [{ messages: [{ id: 'An error occured' }] }]);
    }
  },

  plugins: async ctx => {
    try {
      const plugins = Object.keys(strapi.plugins).reduce((acc, key) => {
        acc[key] = strapi.plugins[key].package.strapi;

        return acc;
      }, {});

      ctx.send({ plugins });
    } catch(err) {
      ctx.badRequest(null, [{ messages: [{ id: 'An error occured' }] }]);
    }
  },

  uninstallPlugin: async ctx => {
    try {
      const { plugin } = ctx.params;
      const strapiBin = path.join(process.cwd(), 'node_modules', 'strapi', 'bin', 'strapi');

      strapi.reload.isWatching = false;

      strapi.log.info(`Uninstalling ${plugin}...`);
      exec(`node ${strapiBin} uninstall ${plugin}`);

      ctx.send({ ok: true });

      strapi.reload();
    } catch(err) {
      strapi.reload.isWatching = true;
      ctx.badRequest(null, [{ messages: [{ id: 'An error occured' }] }]);
    }
  }
};