<template>

    <v-app id="pages-dasboard">

      <v-tabs grow slider-color="gray">

        <v-tab
          ripple
          @click="activeTab('existing')"
          v-bind:class="{ active: isActive }"
          id="tab"
          class="subheading"
        >Existing Section</v-tab>
        <v-tab
          ripple
          @click="activeTab('new')"
          v-bind:class="{ active: newActive }"
          id="tab1"
          User
          class="subheading"
        >Add New Section</v-tab>
  
        <!-- ****** EDIT  SECTION  ****** -->
        <v-tab-item>
          <v-snackbar
            :timeout="timeout"
            :top="y === 'top'"
            :right="x === 'right'"
            :vertical="mode === 'vertical'"
            v-model="snackbar"
            color="success"
          >{{ text }}</v-snackbar>
          <v-dialog v-model="dialog" max-width="600px">
            <v-toolbar color="grey lighten-2">
              <v-spacer></v-spacer>
              <v-toolbar-title>
                <h3>Edit Section</h3>
              </v-toolbar-title>
              <v-spacer></v-spacer>
            </v-toolbar>
            <v-card>
              <v-card-text>
                <v-container>
                  <v-layout wrap justify-center>
                    <v-flex xs12 sm9>

                      <v-form>

                        <v-layout style="position:relative;">
                          <v-flex xs4 class="pt-4 subheading pl-3">
                            <label>Class Name:</label>
                          </v-flex>
                          <v-flex xs8>

                            <v-select

                              :items="addclass"
                              :label="editedItem.classData.classNum"

                              v-model="editItem.classId"

                              item-text="classNum"

                              item-value="_id"
                              name="Select Class"

                            ></v-select>

                          </v-flex>
                        </v-layout>
                        <v-layout style="position:relative;">
                          <v-flex xs4 class="pt-4 subheading">
                            <label>Section Name:</label>
                          </v-flex>
                          <v-flex xs8>
                            <v-autocomplete
                              v-model="editedItem.name"
                              placeholder="fill your Section Name"
                              :items="SectionName"
                            ></v-autocomplete>
                          </v-flex>
                        </v-layout>

                        <v-layout style="position:relative;">
                          <v-flex xs4 class="pt-4 subheading">
                            <label>Class Incharge:</label>
                          </v-flex>
                          <v-flex xs8>
                            <v-select
                              :items="teacherList"
                              v-model="editedItem.classInchargeId"
                              :label="editedItem.teacherData[0].name"
                              item-text="name"
                              item-value="_id"
                            ></v-select>
                          </v-flex>
                        </v-layout>

                        <v-card-actions>
                          <v-btn round dark @click.native="close">Cancel</v-btn>
                          <v-spacer></v-spacer>
                          <v-btn round dark @click="save">Save</v-btn>
                        </v-card-actions>
                      </v-form>
                    </v-flex>
                  </v-layout>
                </v-container>
              </v-card-text>
            </v-card>
          </v-dialog>
  
          <!-- ****** PROFILE VIEW SECTION DATA ******  -->

          <v-dialog v-model="dialog1" max-width="600px">
            <v-toolbar color="grey lighten-2">
              <v-spacer></v-spacer>
              <v-toolbar-title>
                <h3>Section</h3>
              </v-toolbar-title>
              <v-spacer></v-spacer>
              <v-icon @click="close1">close</v-icon>
            </v-toolbar>
            <v-card>
              <v-flex align-center justify-center layout text-xs-center>
                <v-avatar size="50px" style="position:absolute; top:20px;">
                  <img src="/static/icon/user.png" />
                </v-avatar>
              </v-flex>
              <v-card-text>
                <v-container grid-list-md>
                  <v-layout wrap>
                    <v-flex>
                      <br />
                      <br />
                      <v-layout>
                        <v-flex xs5 sm6>
                          <h5 class="right my-1">
                            <b>Class Name:</b>
                          </h5>
                        </v-flex>
                        <v-flex sm6 xs8>
                          <h5 class="my-1">{{ editedItem.classData.classNum }}</h5>

                        </v-flex>

                      </v-layout>

                      <v-layout>
                        <v-flex xs5 sm6>
                          <h5 class="right my-1">
                            <b>Section Name:</b>
                          </h5>

                        </v-flex>

                        <v-flex sm6 xs8>
                          <h5 class="my-1">{{ editedItem.name }}</h5>
                        </v-flex>
                      </v-layout>
                      <v-layout>
                        <v-flex xs5 sm6>
                          <h5 class="right my-1">

                            <b>Class Incharge:</b>
                          </h5>
                        </v-flex>
                        <v-flex sm6 xs8>
                          <h5 class="my-1">{{ editedItem.teacherData[0].name }}</h5>
                        </v-flex>
                      </v-layout>
                      <v-layout>
                        <v-flex xs5 sm6>
                          <h5 class="right my-1">

                            <b>Session:</b>
                          </h5>
                        </v-flex>
                        <v-flex sm6 xs8>
                          <h5 class="my-1">{{ editedItem.session }}</h5>

                        </v-flex>

                      </v-layout>

                    </v-flex>

                  </v-layout>
                </v-container>
              </v-card-text>
            </v-card>
          </v-dialog>

          <v-snackbar
            :timeout="timeout"
            :top="y === 'top'"
            :right="x === 'right'"
            :vertical="mode === 'vertical'"
            v-model="snackbar"
            color="success"
          >{{ text }}</v-snackbar>

          <!-- ****** EXISTING-USERS StudentS Table ****** -->

          <v-data-table
            :headers="headers"
            :items="desserts"
            :pagination.sync="pagination"
            :search="search"
          >
            <template slot="items" slot-scope="props">

              <td id="td" class="text-xs-center">{{ props.index  + 1}}</td>

              <td id="td" class="text-xs-center">{{ props.item.classData.classNum}}</td>
              <td id="td" class="text-xs-center">{{ props.item.name}}</td>
              <td id="td" class="text-xs-center">{{ props.item.session}}</td>

              <td class="text-xs-center">
                <span>
                  <img
                    style="cursor:pointer; width:25px; height:18px; "
                    class="mr-5"
                    @click="profile(props.item)"
                    src="/static/icon/eye1.png"
                  />
                  <img
                    style="cursor:pointer; width:20px; height:18px; "
                    class="mr-5"
                    @click="editItem(props.item)"
                    src="/static/icon/edit1.png"
                  />
                  <img
                    style="cursor:pointer; width:20px; height:20px; "
                    class="mr-5"
                    @click="deleteItem(props.item)"
                    src="/static/icon/delete1.png"
                  />
                </span>
              </td>
            </template>
            <v-alert
              slot="no-results"
              :value="true"
              color="error"
              icon="warning"
            >Your search for "{{ search }}" found no results.</v-alert>
          </v-data-table>
        </v-tab-item>

        <!-- ****** ADD multiple Students ****** -->

        <v-tab-item>
          <v-container>
            <v-snackbar
              :timeout="timeout"
              :top="y === 'top'"
              :right="x === 'right'"
              :vertical="mode === 'vertical'"
              v-model="snackbar"
              color="success"
            >{{ text }}</v-snackbar>
            <v-flex xs12 sm8 offset-sm2 class="top">
              <v-card flat>
                <v-container fluid fill-height>
                  <v-layout align-center>
                    <v-flex xs12 class="mt-4">
                      <v-form ref="form" v-model="valid" lazy-validation>
                        <v-layout>
                          <v-flex xs4 class="pt-4 subheading">
                            <label class="right">Section Name:</label>
                          </v-flex>
                          <v-flex xs6 class="ml-3">
                            <v-autocomplete
                              v-model="sectionData.name"
                              placeholder="fill your Section Name"
                              :items="SectionName"
                              :rules="nameRules"
                              required
                            ></v-autocomplete>
                          </v-flex>
                        </v-layout>
                        <v-layout>
                          <v-flex xs4 class="pt-4 subheading">
                            <label class="right">Select Class:</label>
                          </v-flex>
                          <v-flex xs6 class="ml-3">
                            <v-select
                              :items="addclass"
                              label="Select Class"
                              v-model="sectionData.classNum"
                              item-text="classNum"
                              item-value="_id"
                              name="Select Class"
                              :rules="classRules"
                              required
                            ></v-select>
                          </v-flex>
                        </v-layout>
                        <v-layout>
                          <v-flex xs4 class="pt-4 subheading">
                            <label class="right">Select Incharge:</label>
                          </v-flex>
                          <v-flex xs6 class="ml-3">
                            <v-select
                              :items="teacherList"
                              label="Select Incharge"

                              v-model="sectionData.sectionId"

                              item-text="name"
                              item-value="_id"
                              name="Select Class"
                              :rules="inchargeRules"
                              required
                            ></v-select>
                          </v-flex>
                        </v-layout>
                        <v-layout>
                          <v-flex xs4 class="pt-4 subheading">
                            <label class="right">Session:</label>
                          </v-flex>
                          <v-flex xs6 class="ml-3">
                            <v-text-field
                              v-model="sectionData.session"
                              placeholder="fill your Session"
                              name="name"
                              type="text"
                              :rules="sessionRules"
                              required
                            ></v-text-field>
                          </v-flex>
                        </v-layout>
                        <v-layout>
                          <v-flex xs12 sm9 offset-sm2>
                            <v-card-actions>
                              <v-btn @click="clear" round dark>clear</v-btn>
                              <v-spacer></v-spacer>
                              <v-btn @click="submit" round dark :loading="loading">Add</v-btn>
                            </v-card-actions>
                          </v-flex>
                        </v-layout>
                      </v-form>
                    </v-flex>
                  </v-layout>
                </v-container>
              </v-card>
            </v-flex>
          </v-container>
        </v-tab-item>
      </v-tabs>
      <div class="loader" v-if="showLoader">

        <v-progress-circular indeterminate color="white"></v-progress-circular>

      </div>
    </v-app>

  </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: "",

      showLoader: false,

      loading: false,

      date: null,
      search: "",

      dialog: false,
      dialog1: false,
      valid: true,

      validEdit: true,

      isActive: true,
      newActive: false,
      details: [],
      AddUsercredentials: {},
      pagination: {
        rowsPerPage: 15
      },
      nameRules: [v => !!v || " Section Name is required"],

      classRules: [v => !!v || " Class Name is required"],
      sessionRules: [v => !!v || " Session is required"],
      inchargeRules: [v => !!v || " Incharge Name is required"],
      SectionName: ["A", "B", "C", "D", "E", "F"],

      headers: [
        {
          text: "No",
          align: "center",
          sortable: false,
          value: "No"
        },

        {
          text: "Class Name",
          value: "classData.classNum",
          sortable: false,
          align: "center"
        },

        { text: "Section Name", value: "name", sortable: false, align: "center" },

        { text: "Session", value: "session", sortable: false, align: "center" },

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

      addclass: [],
      teacherList: [],
      select: "",
      selectId: "",
      token: "",

      editedIndex: -1,
      editedItem: {

        classData: {
          classNum: ""

        },

        classId: "",
        classInchargeId: "",
        teacherData: [
          {
            name: ""
          }
        ],

        name: "",
        session: new Date().getFullYear()

      },

      sectionData: {
        session: new Date().getFullYear()

      }

    }),

    methods: {

      getSectionList() {
        this.showLoader = true;

        http()
          .get("/getAllSections", {
            headers: { Authorization: "Bearer " + this.token }
          })

          .then(response => {
            this.desserts = response.data.data;
            this.showLoader = false;
            // console.log("getAllSections=====>",response.data.data)

          })
          .catch(err => {
            // console.log("err====>", err);
            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.desserts.indexOf(item);
        this.editedItem = Object.assign({}, item);

        console.log(this.editedItem);

        this.dialog = true;
      },
      profile(item) {
        this.editedIndex = this.desserts.indexOf(item);
        this.editedItem = Object.assign({}, item);
        this.dialog1 = true;
      },
      deleteItem(item) {
        let deleteStudent = {
          sectionId: item._id
        };
        http()

          .delete(
            "/deleteSection",
            confirm("Are you sure you want to delete this?") && {
              params: deleteStudent
            }
          )

          .then(response => {

            if ((this.snackbar = true)) {

              this.text = "Successfully delete Existing Section";

            }

            this.getSectionList();
          })
          .catch(error => {
            // console.log(error);
          });
      },
      activeTab(type) {
        switch (type) {
          case "existing":
            this.newActive = false;
            this.isActive = true;
            break;
  
          default:
            this.newActive = true;
            this.isActive = false;
            break;
        }
      },
      close() {
        this.dialog = false;
        setTimeout(() => {
          this.editedItem = Object.assign({}, this.defaultItem);
          this.editedIndex = -1;
        }, 300);
      },
      close1() {
        this.dialog1 = false;
      },
      close2() {
        this.dialog2 = false;
      },
      submit() {

        if (this.$refs.form.validate()) {
          let addSection = {
            name: this.sectionData.name,
            classId: this.sectionData.classNum,
            session: this.sectionData.session,
            classInchargeId: this.sectionData._id

          };

          this.loading = true;

          http()
            .post("/createSection", addSection)
            .then(response => {

              console.log(response);

              this.getSectionList();

              if ((this.snackbar = true)) {

                this.text = "New Section added successfully";

              }

  
              this.clear();
              this.loading = false;

            })
            .catch(error => {
              // console.log(error);

              if ((this.snackbar = true)) {
                this.text = error.response.data.message;
              }
              this.loading = false;

            });
        }
      },

      clear() {
        this.$refs.form.reset();
      },
      save() {

        this.editedItem.sectionId = this.editedItem._id;

        http()

          .put("/updateSection", this.editedItem)

          .then(response => {
            // console.log("editStudent",editStudent);
            if ((this.snackbar = true)) {

              this.text = "Successfully Edit Existing Section";

            }

            this.getSectionList();

            this.close();

          })
          .catch(error => {

            this.text = error.response.data.message;
            // console.log(error);

          });

      },

      getAllTeacher() {
        http()
          .get("/getTeachersList", {
            headers: { Authorization: "Bearer " + this.token }
          })
          .then(response => {
            this.teacherList = response.data.data;
            this.showLoader = false;
          })
          .catch(err => {
            // console.log("err====>", err);
            this.showLoader = false;
          });
      },
      getAllClasses() {
        http()
          .get("/getClassesList", {
            headers: { Authorization: "Bearer " + this.token }
          })

          .then(response => {
            this.addclass = response.data.data;

          })
          .catch(err => {
            // console.log("err====>", err);

            // this.$router.replace({ path: "/" });

          });

      }
    },
    mounted() {
      this.token = this.$store.state.token;
      this.getSectionList();
      this.getAllClasses();
      this.getAllTeacher();

    },

    created() {
      this.$root.$on("app:search", search => {
        this.search = search;
      });
    },
    beforeDestroy() {
      // dont forget to remove the listener
      this.$root.$off("app:search");

    }
  };
  </script>

  <style scoped>

  .active {

    background-color: gray;

    color: white !important;
  }
  .activebtn {
    color: black !important;
  }

  </style>