<template>
  <v-container fluid class="body-color">
    <!-- ****** EDIT  ClASS  ****** -->
    <v-dialog v-model="editClassDialog" max-width="400px">
      <v-card flat class="card-style pa-2" dark>
        <v-layout>
          <v-flex xs12>
            <label class="title text-xs-center">Edit Class</label>
            <v-icon size="24" class="right" @click="editClassDialog = false">cancel</v-icon>
          </v-flex>
        </v-layout>
        <v-container fluid>
          <v-layout justify-center>
            <v-flex xs12 sm12>
              <v-flex xs12>
                <v-text-field v-model="editedItem.classNum" @keyup.enter="save" :rules="nameRules"></v-text-field>
              </v-flex>
              <v-card-actions>
                <v-spacer></v-spacer>
                <v-btn round dark @click="save" class="add-button">Save</v-btn>
                <v-spacer></v-spacer>
              </v-card-actions>
            </v-flex>
          </v-layout>
        </v-container>
      </v-card>
    </v-dialog>

    <!-- ****** PROFILE VIEW STUDENTS ******  -->
    <v-dialog v-model="profileClassDialog" max-width="400px">
      <v-card flat class="card-style pa-3" dark>
        <v-layout>
          <v-flex xs12>
            <label class="title text-xs-center">View Class</label>
            <v-icon size="24" class="right" @click="profileClassDialog = false">cancel</v-icon>
          </v-flex>
        </v-layout>
        <v-card-text> 
          <v-container grid-list-md>
            <v-layout wrap>
              <v-flex xs6 sm6>
                <h5 class="right my-1 subheading">
                  <b>Class Name:</b>
                </h5>
              </v-flex>
              <v-flex sm6 xs6>
                <h5 class="my-1">{{ editedItem.classNum }}</h5>
              </v-flex>
            </v-layout>
          </v-container>
        </v-card-text>
      </v-card>
    </v-dialog>

    <!-- ****** Class 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="addClassDialog = true"
      >
        <v-icon dark>add</v-icon>
      </v-btn>
      <v-btn
        round
        class="open-dialog-button hidden-sm-only hidden-xs-only"
        dark
        @click="addClassDialog = true"
      >
        <v-icon class="white--text pr-1" size="20">add</v-icon>Add Class
      </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-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="classList"
      :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="text-xs-center td td-row">{{ props.item.classNum}}</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 Class ****** -->
    <v-dialog v-model="addClassDialog" max-width="400px">
      <v-card flat class="card-style pa-2" dark>
        <v-layout>
          <v-flex xs12>
            <label class="title text-xs-center">Add Class</label>
            <v-icon size="24" class="right" @click="addClassDialog = false">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-flex xs12 class="headline text-xs-center">
                  <label>Class</label>
                </v-flex>
                <v-flex xs12>
                  <v-text-field
                    v-model="addclasses.classNum"
                    placeholder="fill your class Name"
                    type="text"
                    :rules="nameRules"
                    required
                  ></v-text-field>
                </v-flex>
                <v-layout>
                  <v-flex xs12 sm12>
                    <v-card-actions>
                      <v-spacer></v-spacer>
                      <v-btn
                        @click="submit"
                        class="add-button"
                        round
                        dark
                        :loading="loading"
                      >Add Class</v-btn>
                      <v-spacer></v-spacer>
                    </v-card-actions>
                  </v-flex>
                </v-layout>
              </v-form>
            </v-flex>
          </v-layout>
        </v-container>
      </v-card>
    </v-dialog>
    <div class="loader" v-if="showLoader">
      <v-progress-circular indeterminate color="white"></v-progress-circular>
    </div>
    <v-snackbar
      :timeout="timeout"
      :top="y === 'top'"
      :right="x === 'right'"
      :vertical="mode === 'vertical'"
      v-model="snackbar"
      :color="color"
    >{{ text }}</v-snackbar>
  </v-container>
</template>

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

export default {
  data: () => ({
    snackbar: false,
    y: "top",
    x: "right",
    mode: "",
    timeout: 5000,
    text: "",
    color: "",
    show: true,
    showSearch: false,
    showLoader: false,
    loading: false,
    addClassDialog: false,
    search: "",
    editClassDialog: false,
    profileClassDialog: false,
    valid: true,
    pagination: {
      rowsPerPage: 10
    },
    nameRules: [v => !!v || " Class Name is required"],
    headers: [
      {
        text: "No",
        align: "left",
        sortable: false,
        value: "No"
      },
      { text: "Class No", value: "classNum", sortable: false, align: "center" },

      { text: "Action", value: "", sortable: false, align: "center" }
    ],
    classList: [],
    editedIndex: -1,
    editedItem: {
      classNum: ""
    },
    addclasses: {
      classNum: ""
    }
  }),
  methods: {
    getClassList() {
      this.showLoader = true;
      var token = this.$store.state.token;
      http()
        .get("/getClassesList")
        .then(response => {
          this.classList = response.data.data;
          this.showLoader = false;
        })
        .catch(error => {
          this.showLoader = false;
          if (error.response.status === 401) {
            this.$router.replace({ path: "/" });
            this.$store.dispatch("setToken", null);
            this.$store.dispatch("Id", null);
          }
        });
    },
    editItem(item) {
      this.editedIndex = this.classList.indexOf(item);
      this.editedItem = Object.assign({}, item);
      this.editClassDialog = true;
    },
    profile(item) {
      this.editedIndex = this.classList.indexOf(item);
      this.editedItem = Object.assign({}, item);
      this.profileClassDialog = true;
    },
    deleteItem(item) {
      let deleteStudent = {
        classId: item._id
      };
      http()
        .delete(
          "/deleteClass",
          confirm("Are you sure you want to delete this?") && {
            params: deleteStudent
          }
        )
        .then(response => {
          this.snackbar = true;
          this.text = response.data.message;
          this.color = "green";
          this.getClassList();
        })
        .catch(error => {
          this.snackbar = true;
          this.color = "error";
          this.text = error.response.data.message;
        });
    },
    close() {
      this.editClassDialog = false;
    },
    closeProfile() {
      this.profileClassDialog = false;
    },
    submit() {
      if (this.$refs.form.validate()) {
        let addClass = {
          classNum: this.addclasses.classNum
        };
        this.loading = true;
        http()
          .post("/createClass", addClass)
          .then(response => {
            this.getClassList();
            this.snackbar = true;
            this.text = response.data.message;
            this.color = "green"
            this.clear();
            this.loading = false;
            this.addClassDialog = false;
          })
          .catch(error => {
            this.loading = false;
            this.snackbar = true;
            this.color = "error";
            this.text = error.response.data.message;
          });
      }
    },
    clear() {
      this.$refs.form.reset();
    },
    save() {
      let editClass = {
        classId: this.editedItem._id,
        classNum: this.editedItem.classNum
      };
      http()
        .put("/updateClass", editClass)
        .then(response => {
          this.snackbar = true;
          this.text = response.data.message;
          this.color = "green";
          this.getClassList();
          this.close();
        })
        .catch(error => {
          this.snackbar = true;
          this.text = error.response.data.message;
          this.color = "error";
          // console.log(error);
        });
    },
    displaySearch() {
      (this.show = false), (this.showSearch = true);
    },
    closeSearch() {
      this.showSearch = false;
      this.show = true;
      this.search = "";
    }
  },
  mounted() {
    this.getClassList();
  }
  // created() {
  //   this.$root.$on("app:search", search => {
  //     this.search = search;
  //   });
  // },
  // beforeDestroy() {
  //   // dont forget to remove the listener
  //   this.$root.$off("app:search");
  // }
};
</script>
<style>
</style>