'use strict';

/**
 * An asynchronous bootstrap function that runs before
 * your application gets started.
 *
 * This gives you an opportunity to set up your data model,
 * run jobs, or perform some special logic.
 */
const _ = require('lodash');
const uuid = require('uuid/v4');
const { getService } = require('../utils');
const getGrantConfig = require('./grant-config');

const usersPermissionsActions = require('./users-permissions-actions');

module.exports = async ({ strapi }) => {
  const pluginStore = strapi.store({ type: 'plugin', name: 'users-permissions' });

  await initGrant(pluginStore);
  await initEmails(pluginStore);
  await initAdvancedOptions(pluginStore);

  await strapi.admin.services.permission.actionProvider.registerMany(
    usersPermissionsActions.actions
  );

  await getService('users-permissions').initialize();

  if (!strapi.config.get('plugin.users-permissions.jwtSecret')) {
    const jwtSecret = uuid();
    strapi.config.set('plugin.users-permissions.jwtSecret', jwtSecret);

    if (!process.env.JWT_SECRET) {
      strapi.fs.appendFile(process.env.ENV_PATH || '.env', `JWT_SECRET=${jwtSecret}\n`);
      strapi.log.info(
        'The Users & Permissions plugin automatically generated a jwt secret and stored it in your .env file under the name JWT_SECRET.'
      );
    }
  }
};

const initGrant = async pluginStore => {
  const apiPrefix = strapi.config.get('api.rest.prefix');
  const baseURL = `${strapi.config.server.url}/${apiPrefix}/auth`;

  const grantConfig = getGrantConfig(baseURL);

  const prevGrantConfig = (await pluginStore.get({ key: 'grant' })) || {};
  // store grant auth config to db
  // when plugin_users-permissions_grant is not existed in db
  // or we have added/deleted provider here.
  if (!prevGrantConfig || !_.isEqual(_.keys(prevGrantConfig), _.keys(grantConfig))) {
    // merge with the previous provider config.
    _.keys(grantConfig).forEach(key => {
      if (key in prevGrantConfig) {
        grantConfig[key] = _.merge(grantConfig[key], prevGrantConfig[key]);
      }
    });
    await pluginStore.set({ key: 'grant', value: grantConfig });
  }
};

const initEmails = async pluginStore => {
  if (!(await pluginStore.get({ key: 'email' }))) {
    const value = {
      reset_password: {
        display: 'Email.template.reset_password',
        icon: 'sync',
        options: {
          from: {
            name: 'Administration Panel',
            email: 'no-reply@strapi.io',
          },
          response_email: '',
          object: 'Reset password',
          message: `<p>We heard that you lost your password. Sorry about that!</p>

<p>But don’t worry! You can use the following link to reset your password:</p>
<p><%= URL %>?code=<%= TOKEN %></p>

<p>Thanks.</p>`,
        },
      },
      email_confirmation: {
        display: 'Email.template.email_confirmation',
        icon: 'check-square',
        options: {
          from: {
            name: 'Administration Panel',
            email: 'no-reply@strapi.io',
          },
          response_email: '',
          object: 'Account confirmation',
          message: `<p>Thank you for registering!</p>

<p>You have to confirm your email address. Please click on the link below.</p>

<p><%= URL %>?confirmation=<%= CODE %></p>

<p>Thanks.</p>`,
        },
      },
    };

    await pluginStore.set({ key: 'email', value });
  }
};

const initAdvancedOptions = async pluginStore => {
  if (!(await pluginStore.get({ key: 'advanced' }))) {
    const value = {
      unique_email: true,
      allow_register: true,
      email_confirmation: false,
      email_reset_password: null,
      email_confirmation_redirection: null,
      default_role: 'authenticated',
    };

    await pluginStore.set({ key: 'advanced', value });
  }
};