<template>
  <div class="modal" v-if="config" @keydown.esc.stop="onEscape" @keydown.tab="onTab" @focusin="onFocusInOut" @focusout="onFocusInOut">
    <div class="modal__sponsor-banner" v-if="!isSponsor">
      StackEdit is <a class="not-tabbable" target="_blank" href="https://github.com/mafgwo/stackedit/">open source</a>, please consider
      <a class="not-tabbable" href="javascript:void(0)" @click="sponsor">sponsoring</a> for just $5.
    </div>
    <component v-if="currentModalComponent" :is="currentModalComponent"></component>
    <modal-inner v-else aria-label="Dialog">
      <div class="modal__content" v-html="simpleModal.contentHtml(config)"></div>
      <div class="modal__button-bar">
        <button class="button" v-if="simpleModal.rejectText" @click="config.reject()">{{simpleModal.rejectText}}</button>
        <button class="button button--resolve" v-if="simpleModal.resolveText" @click="config.resolve()">{{simpleModal.resolveText}}</button>
      </div>
    </modal-inner>
  </div>
</template>

<script>
import { mapGetters } from 'vuex';
import simpleModals from '../data/simpleModals';
import editorSvc from '../services/editorSvc';
import syncSvc from '../services/syncSvc';
import googleHelper from '../services/providers/helpers/googleHelper';
import store from '../store';

import ModalInner from './modals/common/ModalInner';
import FilePropertiesModal from './modals/FilePropertiesModal';
import SettingsModal from './modals/SettingsModal';
import TemplatesModal from './modals/TemplatesModal';
import AboutModal from './modals/AboutModal';
import HtmlExportModal from './modals/HtmlExportModal';
import PdfExportModal from './modals/PdfExportModal';
import PandocExportModal from './modals/PandocExportModal';
import LinkModal from './modals/LinkModal';
import ImageModal from './modals/ImageModal';
import SyncManagementModal from './modals/SyncManagementModal';
import PublishManagementModal from './modals/PublishManagementModal';
import WorkspaceManagementModal from './modals/WorkspaceManagementModal';
import AccountManagementModal from './modals/AccountManagementModal';
import BadgeManagementModal from './modals/BadgeManagementModal';
import SponsorModal from './modals/SponsorModal';

// Providers
import GooglePhotoModal from './modals/providers/GooglePhotoModal';
import GoogleDriveAccountModal from './modals/providers/GoogleDriveAccountModal';
import GoogleDriveSaveModal from './modals/providers/GoogleDriveSaveModal';
import GoogleDriveWorkspaceModal from './modals/providers/GoogleDriveWorkspaceModal';
import GoogleDrivePublishModal from './modals/providers/GoogleDrivePublishModal';
import DropboxAccountModal from './modals/providers/DropboxAccountModal';
import DropboxSaveModal from './modals/providers/DropboxSaveModal';
import DropboxPublishModal from './modals/providers/DropboxPublishModal';
import GithubAccountModal from './modals/providers/GithubAccountModal';
import GithubOpenModal from './modals/providers/GithubOpenModal';
import GithubSaveModal from './modals/providers/GithubSaveModal';
import GithubWorkspaceModal from './modals/providers/GithubWorkspaceModal';
import GithubPublishModal from './modals/providers/GithubPublishModal';
import GistSyncModal from './modals/providers/GistSyncModal';
import GistPublishModal from './modals/providers/GistPublishModal';
import GiteeAccountModal from './modals/providers/GiteeAccountModal';
import GiteeOpenModal from './modals/providers/GiteeOpenModal';
import GiteeSaveModal from './modals/providers/GiteeSaveModal';
import GiteeWorkspaceModal from './modals/providers/GiteeWorkspaceModal';
import GiteePublishModal from './modals/providers/GiteePublishModal';
import GitlabAccountModal from './modals/providers/GitlabAccountModal';
import GitlabOpenModal from './modals/providers/GitlabOpenModal';
import GitlabPublishModal from './modals/providers/GitlabPublishModal';
import GitlabSaveModal from './modals/providers/GitlabSaveModal';
import GitlabWorkspaceModal from './modals/providers/GitlabWorkspaceModal';
import WordpressPublishModal from './modals/providers/WordpressPublishModal';
import BloggerPublishModal from './modals/providers/BloggerPublishModal';
import BloggerPagePublishModal from './modals/providers/BloggerPagePublishModal';
import ZendeskAccountModal from './modals/providers/ZendeskAccountModal';
import ZendeskPublishModal from './modals/providers/ZendeskPublishModal';
import CouchdbWorkspaceModal from './modals/providers/CouchdbWorkspaceModal';
import CouchdbCredentialsModal from './modals/providers/CouchdbCredentialsModal';

const getTabbables = container => container.querySelectorAll('a[href], button, .textfield, input[type=checkbox]')
  // Filter enabled and visible element
  .cl_filter(el => !el.disabled && el.offsetParent !== null && !el.classList.contains('not-tabbable'));

export default {
  components: {
    ModalInner,
    FilePropertiesModal,
    SettingsModal,
    TemplatesModal,
    AboutModal,
    HtmlExportModal,
    PdfExportModal,
    PandocExportModal,
    LinkModal,
    ImageModal,
    SyncManagementModal,
    PublishManagementModal,
    WorkspaceManagementModal,
    AccountManagementModal,
    BadgeManagementModal,
    SponsorModal,
    // Providers
    GooglePhotoModal,
    GoogleDriveAccountModal,
    GoogleDriveSaveModal,
    GoogleDriveWorkspaceModal,
    GoogleDrivePublishModal,
    DropboxAccountModal,
    DropboxSaveModal,
    DropboxPublishModal,
    GithubAccountModal,
    GithubOpenModal,
    GithubSaveModal,
    GithubWorkspaceModal,
    GithubPublishModal,
    GistSyncModal,
    GistPublishModal,
    GiteeAccountModal,
    GiteeOpenModal,
    GiteeSaveModal,
    GiteeWorkspaceModal,
    GiteePublishModal,
    GitlabAccountModal,
    GitlabOpenModal,
    GitlabPublishModal,
    GitlabSaveModal,
    GitlabWorkspaceModal,
    WordpressPublishModal,
    BloggerPublishModal,
    BloggerPagePublishModal,
    ZendeskAccountModal,
    ZendeskPublishModal,
    CouchdbWorkspaceModal,
    CouchdbCredentialsModal,
  },
  computed: {
    ...mapGetters([
      'isSponsor',
    ]),
    ...mapGetters('modal', [
      'config',
    ]),
    currentModalComponent() {
      if (this.config.type) {
        let componentName = this.config.type[0].toUpperCase();
        componentName += this.config.type.slice(1);
        componentName += 'Modal';
        if (this.$options.components[componentName]) {
          return componentName;
        }
      }
      return null;
    },
    simpleModal() {
      return simpleModals[this.config.type] || {};
    },
  },
  methods: {
    async sponsor() {
      try {
        if (!store.getters['workspace/sponsorToken']) {
          // User has to sign in
          await store.dispatch('modal/open', 'signInForSponsorship');
          await googleHelper.signin();
          syncSvc.requestSync();
        }
        if (!store.getters.isSponsor) {
          await store.dispatch('modal/open', 'sponsor');
        }
      } catch (e) { /* cancel */ }
    },
    onEscape() {
      this.config.reject();
      editorSvc.clEditor.focus();
    },
    onTab(evt) {
      const tabbables = getTabbables(this.$el);
      const firstTabbable = tabbables[0];
      const lastTabbable = tabbables[tabbables.length - 1];
      if (evt.shiftKey && firstTabbable === evt.target) {
        evt.preventDefault();
        lastTabbable.focus();
      } else if (!evt.shiftKey && lastTabbable === evt.target) {
        evt.preventDefault();
        firstTabbable.focus();
      }
    },
    onFocusInOut(evt) {
      const { parentNode } = evt.target;
      if (parentNode && parentNode.parentNode) {
        // Focus effect
        if (parentNode.classList.contains('form-entry__field')
          && parentNode.parentNode.classList.contains('form-entry')) {
          parentNode.parentNode.classList.toggle(
            'form-entry--focused',
            evt.type === 'focusin',
          );
        }
      }
    },
  },
  mounted() {
    this.$watch(
      () => this.config,
      (isOpen) => {
        if (isOpen) {
          const tabbables = getTabbables(this.$el);
          if (tabbables[0]) {
            tabbables[0].focus();
          }
        }
      },
      { immediate: true },
    );
  },
};
</script>

<style lang="scss">
@import '../styles/variables.scss';

.modal {
  position: absolute;
  width: 100%;
  height: 100%;
  background-color: rgba(160, 160, 160, 0.5);
  overflow: auto;

  p {
    line-height: 1.5;
  }
}

.modal__sponsor-banner {
  position: fixed;
  z-index: 1;
  width: 100%;
  color: darken($error-color, 10%);
  background-color: transparentize(lighten($error-color, 33%), 0.075);
  font-size: 0.9em;
  line-height: 1.33;
  text-align: center;
  padding: 0.25em 1em;
}

.modal__inner-1 {
  margin: 0 auto;
  width: 100%;
  min-width: 320px;
  max-width: 480px;
}

.modal__inner-2 {
  margin: 40px 10px 100px;
  background-color: #f8f8f8;
  padding: 50px 50px 40px;
  border-radius: $border-radius-base;
  position: relative;
  overflow: hidden;

  &::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    height: $border-radius-base;
    width: 100%;
    background-image: linear-gradient(to left, #ffd700, #ffd700 23%, #a5c700 27%, #a5c700 48%, #ff8a00 52%, #ff8a00 73%, #66aefd 77%);
  }

  &::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    height: $border-radius-base;
    width: 100%;
    background-image: linear-gradient(to right, #ffd700, #ffd700 23%, #a5c700 27%, #a5c700 48%, #ff8a00 52%, #ff8a00 73%, #66aefd 77%);
  }
}

.modal__content > :first-child,
.modal__content > .modal__image:first-child + * {
  margin-top: 0;
}

.modal__image {
  float: left;
  width: 60px;
  height: 60px;
  margin: 1.5em 1.2em 0.5em 0;

  & + *::after {
    content: '';
    display: block;
    clear: both;
  }
}

.modal__title {
  font-weight: bold;
  font-size: 1.5rem;
  line-height: 1.4;
  margin-top: 2.5rem;
}

.modal__sub-title {
  opacity: 0.6;
  font-size: 0.75rem;
  margin-bottom: 1.5rem;
}

.modal__error {
  color: #de2c00;
}

.modal__info {
  background-color: $info-bg;
  border-radius: $border-radius-base;
  margin: 1.2em 0;
  padding: 0.75em 1.25em;
  font-size: 0.95em;
  line-height: 1.6;

  pre {
    line-height: 1.5;
  }
}

.modal__info--multiline {
  padding-top: 0.1em;
  padding-bottom: 0.1em;
}

.modal__button-bar {
  margin-top: 2rem;
  display: flex;
  flex-direction: row;
  justify-content: flex-end;
}

.form-entry {
  margin: 1em 0;
}

.form-entry__label {
  display: block;
  font-size: 0.9rem;
  color: #808080;

  .form-entry--focused & {
    color: darken($link-color, 10%);
  }

  .form-entry--error & {
    color: darken($error-color, 10%);
  }
}

.form-entry__label-info {
  font-size: 0.75rem;
}

.form-entry__field {
  border: 1px solid #b0b0b0;
  border-radius: $border-radius-base;
  position: relative;
  overflow: hidden;

  .form-entry--focused & {
    border-color: $link-color;
    box-shadow: 0 0 0 2.5px transparentize($link-color, 0.67);
  }

  .form-entry--error & {
    border-color: $error-color;
    box-shadow: 0 0 0 2.5px transparentize($error-color, 0.67);
  }
}

.form-entry__actions {
  text-align: right;
  margin: 0.25em;
}

.form-entry__button {
  width: 38px;
  height: 38px;
  padding: 6px;
  display: inline-block;
  background-color: transparent;
  opacity: 0.75;

  &:active,
  &:focus,
  &:hover {
    opacity: 1;
    background-color: rgba(0, 0, 0, 0.1);
  }
}

.form-entry__radio,
.form-entry__checkbox {
  margin: 0.25em 1em;

  input {
    margin-right: 0.25em;
  }
}

.form-entry__info {
  font-size: 0.75em;
  opacity: 0.67;
  line-height: 1.4;
  margin: 0.25em 0;
}

.tabs {
  border-bottom: 1px solid $hr-color;
  margin: 1em 0 2em;

  &::after {
    content: '';
    display: block;
    clear: both;
  }
}

.tabs__tab {
  width: 50%;
  float: left;
  text-align: center;
  line-height: 1.4;
  font-weight: 400;
  font-size: 1.1em;
}

.tabs__tab > a {
  width: 100%;
  text-decoration: none;
  padding: 0.67em 0.33em;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  border-top-left-radius: $border-radius-base;
  border-top-right-radius: $border-radius-base;
  color: $link-color;

  &:hover,
  &:focus {
    background-color: rgba(0, 0, 0, 0.05);
  }
}

.tabs__tab--active > a {
  border-bottom: 2px solid $link-color;
  color: inherit;
}
</style>
