<template>
  <v-container fluid class="body-color">
    <!-- ****** EDITS  NOTIFICATION DETAILS ****** -->
    <v-dialog v-model="editNotificationDialog" max-width="500px">
      <v-flex xs12 sm12>
        <v-card flat class="card-style pa-3" dark>
          <v-layout>
            <v-flex xs12>
              <label class="title text-xs-center">Edit Notification</label>
              <v-icon size="24" class="right" @click="editNotificationDialog = false">cancel</v-icon>
            </v-flex>
          </v-layout>
          <v-flex xs12 sm12>
            <v-layout>
              <v-flex xs4 class="pt-4 subheading">
                <label class="right">Title:</label>
              </v-flex>
              <v-flex xs8 sm8 class="ml-3">
                <v-text-field
                  v-model="editedItem.title"
                  placeholder="fill your Title"
                  name="name"
                  type="text"
                ></v-text-field>
              </v-flex>
            </v-layout>
          </v-flex>
          <v-flex xs12 sm12>
            <v-layout>
              <v-flex xs4 class="pt-4 subheading">
                <label class="right">Description:</label>
              </v-flex>
              <v-flex xs8 sm8 class="ml-3">
                <v-text-field
                  placeholder="fill your Description"
                  v-model="editedItem.description"
                  type="text"
                ></v-text-field>
              </v-flex>
            </v-layout>
          </v-flex>
          <v-layout>
            <v-flex xs12>
              <v-card-actions>
                <v-spacer></v-spacer>
                <v-btn round dark @click="save" :loading="editLoading" class="add-button">Save</v-btn>
                <v-spacer></v-spacer>
              </v-card-actions>
            </v-flex>
          </v-layout>
        </v-card>
      </v-flex>
    </v-dialog>

    <!-- ****** PROFILE VIEW NOTIFICATION DEATILS ******  -->

    <v-dialog v-model="profileNotificationDialog" max-width="400px">
      <v-card flat class="card-style pa-3" dark>
        <v-layout>
          <v-flex xs12>
            <label class="title text-xs-center">View Notification</label>
            <v-icon size="24" class="right" @click="profileNotificationDialog = false">cancel</v-icon>
          </v-flex>
        </v-layout>
        <v-card-text>
          <v-container grid-list-md>
            <v-layout wrap>
              <v-flex xs12>
                <v-layout>
                  <v-flex xs4 sm6>
                    <h5 class="right my-1">
                      <b>Title:</b>
                    </h5>
                  </v-flex>
                  <v-flex sm6 xs8>
                    <h5 class="my-1">{{ editedItem.title }}</h5>
                  </v-flex>
                </v-layout>
              </v-flex>
              <v-layout>
                <v-flex xs4 sm6>
                  <h5 class="right my-1">
                    <b>Description:</b>
                  </h5>
                </v-flex>
                <v-flex sm6 xs8>
                  <h5 class="my-1">{{ editedItem.description }}</h5>
                </v-flex>
              </v-layout>
            </v-layout>
          </v-container>
        </v-card-text>
      </v-card>
    </v-dialog>
    <!-- ****** NOTIFICATION TABLE ****** -->
    <v-toolbar color="transparent" flat>
      <v-btn
        fab
        dark
        class="open-dialog-button hidden-xl-only hidden-md-only hidden-lg-only"
        small
        @click="addNotificationDialog = true"
      >
        <v-icon dark>add</v-icon>
      </v-btn>
      <v-btn
        round
        class="open-dialog-button hidden-sm-only hidden-xs-only"
        dark
        @click="addNotificationDialog = true"
      >
        <v-icon class="white--text pr-1" size="20">add</v-icon>Add Notification
      </v-btn>
      <v-spacer></v-spacer>
      <v-card-title class="body-1" v-show="show">
        <v-btn icon large flat @click="displaySearch">
          <v-avatar size="27">
            <img src="/static/icon/dashboard icons-49.png" alt="icon" />
          </v-avatar>
        </v-btn>
      </v-card-title>
      <v-flex xs8 sm8 md3 lg2  v-show="showSearch">
        <v-layout>
          <v-text-field v-model="search" label="Search" prepend-inner-icon="search" color="primary"></v-text-field>
          <v-icon @click="closeSearch" color="error">close</v-icon>
        </v-layout>
      </v-flex>
    </v-toolbar>
    <v-data-table
      :headers="headers"
      :items="notifications"
      :pagination.sync="pagination"
      :search="search"
    >
      <template slot="items" slot-scope="props">
        <tr class="tr">
          <td class="td td-row">{{ props.index + 1}}</td>
          <td class="td td-row text-xs-center">{{ props.item.title}}</td>
          <td class="td td-row text-xs-center">{{ props.item.description}}</td>
          <td class="td td-row text-xs-center">
            <span>
              <v-tooltip top>
                <img
                  slot="activator"
                  style="cursor:pointer; width:25px; height:25px; "
                  class="mr-3"
                  @click="profile(props.item)"
                  src="/static/icon/dashboard icons-47.png"
                />
                <span>View</span>
              </v-tooltip>
              <v-tooltip top>
                <img
                  slot="activator"
                  style="cursor:pointer; width:20px; height:18px; "
                  class="mr-3"
                  @click="editItem(props.item)"
                  src="/static/icon/dashboard icons-50.png"
                />
                <span>Edit</span>
              </v-tooltip>
              <v-tooltip top>
                <img
                  slot="activator"
                  style="cursor:pointer; width:20px; height:20px; "
                  class="mr-3"
                  @click="deleteItem(props.item)"
                  src="/static/icon/dashboard icons-51.png"
                />
                <span>Delete</span>
              </v-tooltip>
            </span>
          </td>
        </tr>
      </template>
      <v-alert
        slot="no-results"
        :value="true"
        color="error"
        icon="warning"
      >Your search for "{{ search }}" found no results.</v-alert>
    </v-data-table>

    <!-- ****** ADD MULTIPLE NOTIFICATION ****** -->
    <v-dialog v-model="addNotificationDialog" max-width="480px">
      <v-card flat class="card-style pa-2" dark>
        <v-layout>
          <v-flex xs12>
            <label class="title text-xs-center">Add Notification</label>
            <v-icon size="24" class="right" @click="addNotificationDialog = false">cancel</v-icon>
          </v-flex>
        </v-layout>
        <v-form ref="form" v-model="valid" lazy-validation>
          <v-container fluid fill-height>
            <v-layout align-center wrap>
              <v-flex xs12>
                <v-layout>
                  <v-flex xs4 class="pt-4 subheading">
                    <label class="right">Title:</label>
                  </v-flex>
                  <v-flex xs8 sm8 class="ml-3">
                    <v-text-field
                      v-model="addNotification.title"
                      placeholder="fill your Title"
                      type="text"
                      :rules="titleRules"
                      required
                    ></v-text-field>
                  </v-flex>
                </v-layout>
              </v-flex>
              <v-flex xs12>
                <v-layout>
                  <v-flex xs4 class="pt-4 subheading">
                    <label class="right">Description:</label>
                  </v-flex>
                  <v-flex xs8 sm8 class="ml-3">
                    <v-text-field
                      placeholder="fill your Description"
                      :rules="descriptionRules"
                      v-model="addNotification.description"
                      type="text"
                      required
                    ></v-text-field>
                  </v-flex>
                </v-layout>
              </v-flex>
              <v-layout>
                <v-flex xs12 sm12>
                  <v-layout class="hidden-xs-only hidden-sm-only right">
                    <v-btn @click="clear" round class="clear-button" dark>Clear</v-btn>
                    <v-btn @click="submit" round dark :loading="loading" class="add-button">Add</v-btn>
                  </v-layout>
                  <v-card-actions class="hidden-md-only hidden-lg-only hidden-xl-only">
                    <v-spacer></v-spacer>
                    <v-btn @click="clear" round class="clear-button" dark>Clear</v-btn>
                    <v-btn @click="submit" round dark :loading="loading" class="add-button">Add</v-btn>
                    <v-spacer></v-spacer>
                  </v-card-actions>
                </v-flex>
              </v-layout>
            </v-layout>
          </v-container>
        </v-form>
      </v-card>
    </v-dialog>
    <v-snackbar
      :timeout="timeout"
      :top="y === 'top'"
      :right="x === 'right'"
      :vertical="mode === 'vertical'"
      v-model="snackbar"
      :color="color"
    >{{ text }}</v-snackbar>
    <div class="loader" v-if="showLoader">
      <v-progress-circular indeterminate color="white"></v-progress-circular>
    </div>
  </v-container>
</template>

<script>
import http from "@/Services/http.js";
import Util from "@/util";

export default {
  data: () => ({
    snackbar: false,
    y: "top",
    x: "right",
    mode: "",
    timeout: 3000,
    text: "",
    loading: false,
    editLoading: false,
    date: null,
    search: "",
    color: "",
    show: true,
    showSearch: false,
    showLoader: false,
    profileNotificationDialog: false,
    editNotificationDialog: false,
    valid: true,
    addNotificationDialog: false,
    pagination: {
      rowsPerPage: 10
    },
    imageData: {},
    imageName: "",
    imageUrl: "",
    imageFile: "",
    titleRules: [v => !!v || " Tilte is required"],
    descriptionRules: [v => !!v || " Description is required"],
    headers: [
      {
        text: "No",
        align: "",
        sortable: false,
        value: "No"
      },
      { text: "Title", value: "title", sortable: false, align: "center" },
      {
        text: "Description",
        value: "description",
        sortable: false,
        align: "center"
      },
      { text: "Action", value: "", sortable: false, align: "center" }
    ],
    notifications: [],
    editedIndex: -1,
    addNotification: {
      title: "",
      description: ""
    },
    editedItem: {
      title: "",
      description: ""
    }
  }),
  methods: {
    pickFile() {
      this.$refs.image.click();
    },

    onFilePicked(e) {
      const files = e.target.files;
      this.imageData.upload = e.target.files[0];
      if (files[0] !== undefined) {
        this.imageName = files[0].name;
        if (this.imageName.lastIndexOf(".") <= 0) {
          return;
        }
        const fr = new FileReader();
        fr.readAsDataURL(files[0]);
        fr.addEventListener("load", () => {
          this.imageUrl = fr.result;
          this.imageFile = files[0]; // this is an image file that can be sent to server...
          this.imageData.imageUrl = URL.createObjectURL(this.imageFile);
        });
      } else {
        this.imageName = "";
        this.imageFile = "";
        this.imageUrl = "";
      }
    },
    getNotifications() {
      this.showLoader = true;
      var token = this.$store.state.token;
      http()
        .get("/getNotificationsList", {
          headers: { Authorization: "Bearer " + token }
        })
        .then(response => {
          this.notifications = response.data.data;
          this.showLoader = false;
        })
        .catch(error => {
          this.showLoader = false;
          if (error.response.status === 401) {
            this.$router.replace({ path: "/" });
            this.$store.dispatch("setToken", null);
            this.$store.dispatch("Id", null);
          }
        });
    },
    editItem(item) {
      this.editedIndex = this.notifications.indexOf(item);
      this.editedItem = Object.assign({}, item);
      this.editNotificationDialog = true;
    },
    profile(item) {
      this.editedIndex = this.notifications.indexOf(item);
      this.editedItem = Object.assign({}, item);
      this.profileNotificationDialog = true;
    },

    deleteItem(item) {
      let deleteNotification = {
        notificationId: item._id
      };
      http()
        .delete(
          "/deleteNotification",
          confirm("Are you sure you want to delete this?") && {
            params: deleteNotification
          }
        )
        .then(response => {
          this.snackbar = true;
          this.text = response.data.message;
          this.color = "green";
          this.getNotifications();
        })
        .catch(error => {
          this.snackbar = true;
          this.text = error.response.data.message;
          this.color = "error";
        });
    },
    close() {
      this.editNotificationDialog = false;
    },
    closeNotificationDialog() {
      this.profileNotificationDialog = false;
    },
    submit() {
      if (this.$refs.form.validate()) {
        let imageData = new FormData();
        imageData.append("upload", this.imageFile);
        let create = {
          title: this.addNotification.title,
          description: this.addNotification.description
        };
        this.loading = true;
        http()
          .post("/createNotification", create)
          .then(response => {
            this.snackbar = true;
            this.text = response.data.message;
            this.color = "green";
            this.getNotifications();
            this.clear();
            this.loading = false;
          })
          .catch(error => {
            this.snackbar = true;
            this.text = error.response.data.message;
            this.color = "error";
            this.loading = false;
          });
      }
    },
    clear() {
      this.$refs.form.reset();
    },
    save() {
      let imageData = new FormData();
      imageData.append("upload", this.imageFile);
      let editNotification = {
        notificationId: this.editedItem._id,
        title: this.editedItem.title,
        description: this.editedItem.description
      };
      this.editLoading = true;
      http()
        .put("/updateNotification", editNotification)
        .then(response => {
          this.snackbar = true;
          this.text = response.data.message;
          this.color = "green";
          this.getNotifications();
          this.close();
          this.editLoading = false;
        })
        .catch(error => {
          this.editLoading = false;
          this.snackbar = true;
          this.color = "error";
          this.text = error.response.data.message;
        });
    },
    displaySearch() {
      (this.show = false), (this.showSearch = true);
    },
    closeSearch() {
      this.showSearch = false;
      this.show = true;
      this.search = "";
    }
  },
  mounted() {
    this.getNotifications();
  }
};
</script>