<template>
  <div class="organizer-picker" v-if="selectedActor">
    <!-- If we have a current actor (inline) -->
    <div
      v-if="inline && selectedActor.id"
      class="inline box"
      @click="isComponentModalActive = true"
    >
      <div class="media">
        <div class="media-left">
          <figure class="image is-48x48" v-if="selectedActor.avatar">
            <img
              class="image is-rounded"
              :src="selectedActor.avatar.url"
              :alt="selectedActor.avatar.alt"
            />
          </figure>
          <b-icon v-else size="is-large" icon="account-circle" />
        </div>
        <div class="media-content" v-if="selectedActor.name">
          <p class="is-4">{{ selectedActor.name }}</p>
          <p class="is-6 has-text-grey">
            {{ `@${selectedActor.preferredUsername}` }}
          </p>
        </div>
        <div class="media-content" v-else>
          {{ `@${selectedActor.preferredUsername}` }}
        </div>
        <b-button type="is-text" @click="isComponentModalActive = true">
          {{ $t("Change") }}
        </b-button>
      </div>
    </div>
    <!-- If we have a current actor -->
    <span
      v-else-if="selectedActor.id"
      class="block"
      @click="isComponentModalActive = true"
    >
      <img
        class="image is-48x48"
        v-if="selectedActor.avatar"
        :src="selectedActor.avatar.url"
        :alt="selectedActor.avatar.alt"
      />
      <b-icon v-else size="is-large" icon="account-circle" />
    </span>
    <b-modal :active.sync="isComponentModalActive" has-modal-card>
      <div class="modal-card">
        <header class="modal-card-head">
          <p class="modal-card-title">{{ $t("Pick a profile or a group") }}</p>
        </header>
        <section class="modal-card-body">
          <div class="columns">
            <div class="column">
              <organizer-picker
                v-model="selectedActor"
                @input="relay"
                :restrict-moderator-level="true"
              />
            </div>
            <div class="column">
              <div v-if="actorMembers.length > 0">
                <p>{{ $t("Add a contact") }}</p>
                <p class="field" v-for="actor in actorMembers" :key="actor.id">
                  <b-checkbox v-model="actualContacts" :native-value="actor.id">
                    <div class="media">
                      <div class="media-left">
                        <figure class="image is-48x48" v-if="actor.avatar">
                          <img
                            class="image is-rounded"
                            :src="actor.avatar.url"
                            :alt="actor.avatar.alt"
                          />
                        </figure>
                        <b-icon v-else size="is-large" icon="account-circle" />
                      </div>
                      <div class="media-content" v-if="actor.name">
                        <p class="is-4">{{ actor.name }}</p>
                        <p class="is-6 has-text-grey-dark">
                          {{ `@${usernameWithDomain(actor)}` }}
                        </p>
                      </div>
                      <div class="media-content" v-else>
                        {{ `@${usernameWithDomain(actor)}` }}
                      </div>
                    </div>
                  </b-checkbox>
                </p>
              </div>
              <div v-else class="content has-text-grey has-text-centered">
                <p>{{ $t("Your profile will be shown as contact.") }}</p>
              </div>
            </div>
          </div>
        </section>
        <footer class="modal-card-foot">
          <button class="button is-primary" type="button" @click="pickActor">
            {{ $t("Pick") }}
          </button>
        </footer>
      </div>
    </b-modal>
  </div>
</template>
<script lang="ts">
import { Component, Prop, Vue, Watch } from "vue-property-decorator";
import { IMember } from "@/types/actor/member.model";
import { IActor, IGroup, IPerson, usernameWithDomain } from "../../types/actor";
import OrganizerPicker from "./OrganizerPicker.vue";
import {
  CURRENT_ACTOR_CLIENT,
  IDENTITIES,
  LOGGED_USER_MEMBERSHIPS,
} from "../../graphql/actor";
import { Paginate } from "../../types/paginate";
import { GROUP_MEMBERS } from "@/graphql/member";
import { ActorType, MemberRole } from "@/types/enums";

const MEMBER_ROLES = [
  MemberRole.CREATOR,
  MemberRole.ADMINISTRATOR,
  MemberRole.MODERATOR,
  MemberRole.MEMBER,
];

@Component({
  components: { OrganizerPicker },
  apollo: {
    members: {
      query: GROUP_MEMBERS,
      variables() {
        return {
          name: usernameWithDomain(this.selectedActor),
          page: this.membersPage,
          limit: 10,
          roles: MEMBER_ROLES.join(","),
        };
      },
      update: (data) => data.group.members,
      skip() {
        return (
          !this.selectedActor || this.selectedActor.type !== ActorType.GROUP
        );
      },
    },
    currentActor: CURRENT_ACTOR_CLIENT,
    userMemberships: {
      query: LOGGED_USER_MEMBERSHIPS,
      variables: {
        page: 1,
        limit: 100,
      },
      update: (data) => data.loggedUser.memberships,
    },
    identities: IDENTITIES,
  },
})
export default class OrganizerPickerWrapper extends Vue {
  @Prop({ type: Object, required: false }) value!: IActor;

  @Prop({ default: true, type: Boolean }) inline!: boolean;

  currentActor!: IPerson;

  identities!: IPerson[];

  isComponentModalActive = false;

  usernameWithDomain = usernameWithDomain;

  @Prop({ type: Array, required: false, default: () => [] })
  contacts!: IActor[];
  members: Paginate<IMember> = { elements: [], total: 0 };

  membersPage = 1;

  userMemberships: Paginate<IMember> = { elements: [], total: 0 };

  get actualContacts(): (string | undefined)[] {
    return this.contacts.map(({ id }) => id);
  }

  set actualContacts(contactsIds: (string | undefined)[]) {
    this.$emit(
      "update:contacts",
      this.actorMembers.filter(({ id }) => contactsIds.includes(id))
    );
  }

  @Watch("userMemberships")
  setInitialActor(): void {
    if (this.$route.query?.actorId) {
      const actorId = this.$route.query?.actorId as string;
      const actor = this.userMemberships.elements.find(
        ({ parent: { id }, role }) =>
          actorId === id && MEMBER_ROLES.includes(role)
      )?.parent as IActor;
      this.selectedActor = actor;
    }
  }

  get selectedActor(): IActor | undefined {
    if (this.value?.id) {
      return this.value;
    }
    if (this.currentActor) {
      return this.identities.find(
        (identity) => identity.id === this.currentActor.id
      );
    }
    return undefined;
  }

  set selectedActor(selectedActor: IActor | undefined) {
    this.$emit("input", selectedActor);
  }

  async relay(group: IGroup): Promise<void> {
    this.actualContacts = [];
    this.selectedActor = group;
  }

  pickActor(): void {
    this.isComponentModalActive = false;
  }

  get actorMembers(): IActor[] {
    if (this.selectedActor?.type === ActorType.GROUP) {
      return this.members.elements.map(({ actor }: { actor: IActor }) => actor);
    }
    return [];
  }
}
</script>
<style lang="scss" scoped>
.group-picker {
  .block,
  .no-group,
  .inline {
    cursor: pointer;
  }
}
</style>
