<template>

    <v-container fluid class="body-color">
      <!-- ****** Edit  Notice Board ****** -->
      <v-dialog v-model="editNoticeBoardDialog" max-width="500px" scrollable>
        <v-card flat class="card-style pa-2" dark>
          <v-layout>
            <v-flex xs12>
              <label class="title text-xs-center">Edit Notice Board</label>
              <v-icon size="24" class="right" @click="editNoticeBoardDialog = false">cancel</v-icon>
            </v-flex>
          </v-layout>
          <v-card-text>
            <v-layout>
              <v-flex xs12 class="text-xs-center text-sm-center text-md-center text-lg-center">
                <img
                  src="/static/icon/user.png"
                  v-if="!editedItem.eventImageUrl && !imageUrl"
                  width="100px"
                />
                <img
                  :src="editedItem.eventImageUrl"
                  height="150"
                  v-else-if="editedItem.eventImageUrl && !imageUrl"
                  width="150px"
                />
                <img
                  v-if="imageUrl"
                  :src="imageUrl"
                  height="150"
                  style="border-radius:50%; width:150px"
                />
                <input
                  type="file"
                  style="display: none"
                  ref="image"
                  accept="image/*"
                  @change="onFilePicked"
                />
              </v-flex>
            </v-layout>
            <v-layout wrap>
              <v-flex xs12>

                <v-layout>

                  <v-flex xs4 class="pt-4 subheading">
                    <label class="right">Title:</label>
                  </v-flex>
                  <v-flex xs8 class="ml-3">
                    <v-text-field
                      v-model="editedItem.title"
                      placeholder="fill your Title"
                      name="name"
                      type="text"
                      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 xs7 class="ml-3">
                    <v-text-field
                      placeholder="fill your Description"
                      v-model="editedItem.description"
                      type="text"
                      name="email"
                      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 hidden-xs-only hidden-sm-only">Uplaod Image:</label>
                    <label class="right hidden-lg-only hidden-md-only hidden-xl-only">Uplaod :</label>

                  </v-flex>

                  <v-flex xs7 class="ml-3">
                    <v-text-field
                      label="Select Image"
                      @click="pickFile"
                      v-model="imageName"
                      append-icon="attach_file"
                    ></v-text-field>

                    <input
                      type="file"
                      style="display: none"
                      ref="image"
                      accept="image/*"
                      @change="onFilePicked"
                    />

                  </v-flex>
                </v-layout>

              </v-flex>
              <v-flex xs12>
                <v-card-actions>
                  <v-spacer></v-spacer>
                  <v-btn round dark @click="save" class="add-button">Save</v-btn>
                </v-card-actions>
              </v-flex>
            </v-layout>
          </v-card-text>
        </v-card>
      </v-dialog>

      <!-- ****** VIEW PROFIL NOTICE BOARD ******  -->

      <v-dialog v-model="viewNoticeBoardDialog" max-width="600px" scrollable>
        <v-card flat class="card-style pa-3" dark>
          <v-layout>
            <v-flex xs12>
              <label class="title text-xs-center">View Notice Board</label>
              <v-icon size="24" class="right" @click="viewNoticeBoardDialog = false">cancel</v-icon>
            </v-flex>
          </v-layout>
          <v-card-text>
            <v-layout>
              <v-flex align-center justify-center layout text-xs-center>
                <img src="/static/icon/user.png" v-if="!editedItem.eventImageUrl" width="80" />
                <img
                  :src="editedItem.eventImageUrl"
                  v-else-if="editedItem.eventImageUrl"
                  class="img"
                  width="200"
                />
              </v-flex>
            </v-layout>
            <v-container grid-list-md>
              <v-layout wrap>
                <v-flex>
                  <v-layout>
                    <v-flex xs5 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-layout>
                    <v-flex xs5 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-flex>
              </v-layout>
            </v-container>
          </v-card-text>
        </v-card>
      </v-dialog>
      <!-- ****** EXISTING Notice Board 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="addNoticeBoardDialog = true"
        >
          <v-icon dark>add</v-icon>
        </v-btn>
        <v-btn
          round
          class="open-dialog-button hidden-sm-only hidden-xs-only"
          dark
          @click="addNoticeBoardDialog = true"
        >
          <v-icon class="white--text pr-1" size="20">add</v-icon>Add Notice Board
        </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/search.png" alt="icon" />

            </v-avatar>
          </v-btn>
        </v-card-title>

        <v-flex xs8 sm8 md3 lg2 v-if="showSearch">

          <v-layout>

            <v-text-field
              autofocus
              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="notices"
        :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">
              <v-avatar size="40">
                <img :src="props.item.eventImageUrl" v-if="props.item.eventImageUrl" />
                <img src="/static/icon/user.png" v-else-if="!props.item.eventImageUrl" />
              </v-avatar>
            </td>
            <td class="text-xs-center td td-row">{{ props.item.title}}</td>
            <td class="text-xs-center td td-row">

              <v-btn
                class="add-button"
                @click="generatePDF2Canvas(props.item)"
                :loading="loadingPdf"
                dark
              >{{ props.item.fileType }}</v-btn>
            </td>
            <td class="text-xs-center td td-row">

              <span>
                <v-tooltip top>
                  <img
                    slot="activator"
                    style="cursor:pointer; width:25px; height:25px; "
                    class="mr-3"
                    @click="profile(props.item)"

                    src="/static/icon/view.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/edit.png"

                  />
                  <span>Edit</span>
                </v-tooltip>
                <v-tooltip top>
                  <img
                    slot="activator"
                    style="cursor:pointer; width:20px; height:20px; "
                    @click="deleteItem(props.item)"

                    src="/static/icon/delete.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  Notice Board ****** -->

      <v-dialog v-model="addNoticeBoardDialog" max-width="600px" v-if="addNoticeBoardDialog">

        <v-card flat class="card-style pa-2" dark>
          <v-layout>
            <v-flex xs12>
              <label class="title text-xs-center">Add Notice Board</label>

              <v-icon size="24" class="right" @click="closeNoticeBoardModel">cancel</v-icon>

            </v-flex>
          </v-layout>
          <v-container fluid fill-height>
            <v-layout align-center>
              <v-flex xs12>
                <v-form ref="form" v-model="valid" lazy-validation>
                  <v-layout>
                    <v-flex xs12 class="text-xs-center text-sm-center text-md-center text-lg-center">
                      <v-avatar size="80px" v-if="!imageUrl">
                        <img src="/static/icon/user.png" />
                      </v-avatar>
                      <input
                        type="file"
                        style="display: none"
                        ref="image"
                        accept="image/*"
                        @change="onFilePicked"
                      />

                      <v-avatar size="150px" v-if="imageUrl">
                        <img :src="imageUrl" height="150" />
                      </v-avatar>
                    </v-flex>
                  </v-layout>
                  <v-layout>
                    <v-flex xs4 class="pt-4 subheading">
                      <label class="right">Title:</label>
                    </v-flex>
                    <v-flex xs7 class="ml-3">
                      <v-text-field
                        v-model="addNoticeBoard.title"
                        placeholder="fill your Title"
                        name="name"
                        type="text"
                        :rules="titleRules"
                        required
                      ></v-text-field>
                    </v-flex>
                  </v-layout>
                  <v-layout>
                    <v-flex xs4 class="pt-4 subheading">
                      <label class="right">Description:</label>
                    </v-flex>
                    <v-flex xs7 class="ml-3">
                      <v-text-field
                        v-model="addNoticeBoard.description"
                        placeholder="fill your Description"
                        name="name"
                        type="text"
                        :rules="descriptionRules"
                        required
                      ></v-text-field>
                    </v-flex>
                  </v-layout>
                  <v-layout>
                    <v-flex xs4 class="pt-4 subheading">
                      <label class="right hidden-xs-only hidden-sm-only">Uplaod Image:</label>
                      <label class="right hidden-lg-only hidden-md-only hidden-xl-only">Uplaod :</label>
                    </v-flex>
                    <v-flex xs7 class="ml-3">
                      <v-text-field
                        label="Select Image"
                        @click="pickFile"
                        v-model="imageName"
                        append-icon="attach_file"
                      ></v-text-field>

                      <input
                        type="file"
                        style="display:none"
                        ref="image"
                        accept="image/*"
                        @change="onFilePicked"
                      />

                    </v-flex>
                  </v-layout>
                  <v-layout>

                    <v-flex xs12>

                      <v-card-actions>
                        <v-spacer></v-spacer>
                        <v-btn @click="clear" round dark class="clear-button">clear</v-btn>
                        <v-btn @click="submit" round dark :loading="loading" class="add-button">Add</v-btn>
                      </v-card-actions>

                    </v-flex>
                  </v-layout>

                </v-form>
              </v-flex>
            </v-layout>

          </v-container>

        </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";

  
  export default {
    data: () => ({
      snackbar: false,
      y: "top",
      x: "right",
      mode: "",
      timeout: 3000,
      text: "",

      color: "",
      show: true,
      showSearch: false,

      showLoader: false,

      loading: false,
      date: null,
      search: "",

      addNoticeBoardDialog: false,
      editNoticeBoardDialog: false,
      viewNoticeBoardDialog: false,

      valid: true,

      addclass: [],
      addSection: [],
      gender: ["Male", "Female"],

      pagination: {

        rowsPerPage: 10,

      },

      imageName: "",
      imageUrl: "",
      imageFile: "",

      upload: "",

      loadingPdf: false,

      titleRules: [(v) => !!v || " Title is required"],
      descriptionRules: [(v) => !!v || " Description is required"],

      headers: [
        {
          text: "No",

          align: "",

          sortable: false,

          value: "No",

        },

        {

          text: "Event Image",
          align: "center",

          sortable: false,

          value: "eventImageUrl",

        },

        { text: "Title", value: "title", sortable: false, align: "center" },

        {
          text: "File",
          value: "eventImageUrl",
          sortable: false,

          align: "center",

        },

        { text: "Action", value: "", sortable: false, align: "center" },

      ],

      notices: [],

      editedIndex: -1,

      addNoticeBoard: {},

      editedItem: {
        title: "",

        description: "",
      },

    }),

    watch: {
      addNoticeBoardDialog: function (val) {
        if (!val) {
          this.addNoticeBoard = [];
          this.imageName = "";
          this.imageFile = "";
          this.imageUrl = "";
        }
      },
    },

    methods: {
      pickFile() {
        this.$refs.image.click();
      },

      getNoticeDataList() {

        this.showLoader = true;

        var token = this.$store.state.token;
        http()
          .get("/getEventsList", {

            headers: { Authorization: "Bearer " + token },

          })

          .then((response) => {

            this.notices = 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.notices.indexOf(item);

        this.editedItem = Object.assign({}, item);

        this.editNoticeBoardDialog = true;

      },
      profile(item) {

        this.editedIndex = this.notices.indexOf(item);

        this.editedItem = Object.assign({}, item);

        this.viewNoticeBoardDialog = true;

      },
      deleteItem(item) {
        let deleteEvent = {

          eventId: item._id,

        };
        http()
          .delete(
            "/deleteEvent",
            confirm("Are you sure you want to delete this?") && {

              params: deleteEvent,

            }
          )

          .then((response) => {

            // console.log("deleteUers",deleteEvent)
            if ((this.snackbar = true)) {

              this.text = "Successfully delete Existing Notice Data";

            }

            this.snackbar = true;
            this.color = "green";

            this.getNoticeDataList();

          })

          .catch((error) => {

            // console.log(error);

            this.snackbar = true;
            this.text = error.response.data.message;
            this.color = "error";

          });
      },

      close() {

        this.editNoticeBoardDialog = false;

      },

      closeNoticeBoardModel() {
        this.addNoticeBoardDialog = false;
        this.addNoticeBoard = [];
        this.imageName = "";
        this.imageFile = "";
        this.imageUrl = "";
      },

      submit() {

        var signatures = {
          JVBERi0: "other",
          iVBORw0KGgo: "image",
          UEsDBBQ: "other",
          "/": "image",
          AAABAA: "image",
          IywiV2hhdC: "other",

          bmFtZSxl: "other",

        };
        function detectMimeType(b64) {
          for (var s in signatures) {
            if (b64.indexOf(s) === 0) {
              return signatures[s];
            }
          }
        }

        if (this.$refs.form.validate()) {

          if (this.imageUrl) {
            var str = this.imageUrl;
            const [baseUrl, imageUrl] = str.split(/,/);
            this.addNoticeBoard.upload = imageUrl;

            this.addNoticeBoard.fileType = detectMimeType(imageUrl);

            this.addNoticeBoard.fileName = this.imageName;

          }

          http()

            .post("/createEvent", this.addNoticeBoard)

            .then((response) => {

              this.imageUrl = "";
              this.snackbar = true;

              this.color = "green";
              this.text = response.data.message;

              this.getNoticeDataList();

              this.addNoticeBoardDialog = false;

              this.clear();
            })

            .catch((error) => {

              this.snackbar = true;
              this.text = error.response.data.message;

              this.color = "error";

            });
        }
      },

      onFilePicked(e) {
        const files = e.target.files;
        this.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 = "";
        }
      },

      clear() {
        this.$refs.form.reset();

        this.imageUrl = "";

      },
      save() {

        let editNoticeBoard = {

          eventId: this.editedItem._id,
          title: this.editedItem.title,

          description: this.editedItem.description,

          fileName: this.imageName,

        };

        var signatures = {
          JVBERi0: "other",
          iVBORw0KGgo: "image",
          UEsDBBQ: "other",
          "/": "image",
          AAABAA: "image",

          IywiV2hhdC: "other",

        };
        function detectMimeType(b64) {
          for (var s in signatures) {
            if (b64.indexOf(s) === 0) {
              return signatures[s];
            }
          }
        }

        if (this.imageUrl) {
          var str = this.imageUrl;
          const [baseUrl, imageUrl] = str.split(/,/);
          editNoticeBoard.upload = imageUrl;

          editNoticeBoard.fileType = detectMimeType(imageUrl);

        }

        http()

          .put("/updateEvent", editNoticeBoard)

          .then((response) => {

            if ((this.snackbar = true)) {

              this.text = "Successfully Edit Existing Notice Data";

            }

            this.color = "green";
            this.snackbar = true;

            this.getNoticeDataList();

            this.close();

          })

          .catch((error) => {

            // console.log(error);

            this.snackbar = true;
            this.text = error.response.data.message;
            this.color = "red";

          });

      },
      displaySearch() {
        (this.show = false), (this.showSearch = true);
      },
      closeSearch() {
        this.showSearch = false;
        this.show = true;
        this.search = "";

      },
      async generatePDF2Canvas(item) {
        var dataType = "";
        var type = "";
        if (item.fileType == "image") {
          dataType = "file.jpg";
        } else if (item.fileType == "other") {
          dataType = "file.pdf";
          type = "application/pdf";
        }
        var FileSaver = require("file-saver");
        FileSaver.saveAs(item.eventImageUrl, "image.jpg");

      },

    },
    mounted() {

      this.getNoticeDataList();

    },

  };

  </script>