<template>
  <v-app id="pages-dasboard">
   <v-toolbar
      class="fixcolors" 
      fixed
      app
    >
    <v-toolbar-title class="ml-0 pl-3">
     <v-toolbar-side-icon @click.stop="handleDrawerToggle" class="hide"></v-toolbar-side-icon>
      </v-toolbar-title>
  <!-- ****** SEARCH ALL EXISTING SECTION ****** -->
      <v-flex xs7 sm3 class="userSearch">
        <v-text-field
          flat
          append-icon="search"

          label="Find your Section Data"

          v-model="search"
          color="white"
          dark
        >
        </v-text-field>
      </v-flex>
        <v-spacer></v-spacer>
        <v-menu offset-y origin="center center" :nudge-bottom="10" transition="scale-transition">
       <v-btn icon large flat slot="activator">
            <v-avatar size="40px">
             <img src="/static/icon/user.png"/>
            </v-avatar>
        </v-btn>
          <v-list class="pa-0">
            <v-list-tile v-for="(item,index) in items" :to="!item.href ? { name: item.name } : null" :href="item.href" @click="item.click" ripple="ripple" :disabled="item.disabled" :target="item.target" rel="noopener" :key="index">
               <v-list-tile-action v-if="item.icon">
                <v-icon>{{ item.icon }}</v-icon>
              </v-list-tile-action>
              <v-list-tile-content>
                <v-list-tile-title>{{ item.title }}</v-list-tile-title>
              </v-list-tile-content>
            </v-list-tile>
          </v-list> 
        </v-menu>
    </v-toolbar>
    <v-tabs grow slider-color="black">
      <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 ref="forms" v-model="validEdit" lazy-validation>
                      <v-layout style="position:relative;">

                        <v-flex xs4 class="pt-4 subheading pl-3">

                          <label>Class Name:</label>
                        </v-flex>
                        <v-flex xs8>
                             <v-autocomplete
                           :items="addclass"
                           :label="editedItem.classData.classNum"
                           v-model="select"
                           item-text="classNum"
                           :rules="classRules"
                           item-value="_id"
                           name="Select Class"
                         ></v-autocomplete>
                        </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-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">Class Name:</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">Section Name:</h5>
                      </v-flex>
                      <v-flex sm6 xs8>
                      <h5 class="my-1">{{ editedItem.name }}</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}}</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 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; 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>
                  <v-flex offset-xs5>
                    <v-avatar size="55px">
                      <img src="/static/icon/user.png">
                    </v-avatar>
                  </v-flex>
                  <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="add.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-autocomplete
                        :items="addclass"
                        label="Select Class"
                        v-model="select"
                        item-text="classNum"
                        item-value="_id"
                        name="Select Class"
                        :rules="classRules"
                        required
                      ></v-autocomplete>
                      </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="add.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"],

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

      select:'',
      selectId:'',
      editedIndex: -1,
      editedItem: {
        classData:{
        classNum:"",
        },
        name:'',
        session:new Date().getFullYear()
        
      },

      add: {
        classData:{
        classNum:"",
        },
        name:'',
        session:new Date().getFullYear()
        
      },

      items: [
        {
          href: "/changepassword",
          title: "Change Password",
          click: e => {
            console.log(e);
          }
        },
        {
          href: "#",
          title: "Logout",
          click: e => {
            window.getApp.$emit("APP_LOGOUT");
          }
        }
      ]
    }),

    methods: {

      getSectionList() {
        this.showLoader = true;
        var token = this.$store.state.token;
        http() 
          .get("/getAllSections", { 
            headers: { Authorization: "Bearer " + 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;

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

          });
      },
      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 => {
            // console.log("deleteUers",deleteStudent)
            if ((this.snackbar = true)) {
              this.text = "Successfully delete Existing User";
          }
            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.forms.validate()) {
           let addSection = {

            name: this.add.name,

            classId: this.select,

            session:this.add.session

          };
          console.log(addSection)
          http()
            .post("/createSection", addSection)
            .then(response => {
              console.log(addSection)

              this.getSectionList();

              if (this.snackbar = true) {
                this.text = "New user added successfully";
              }
              
            this.clear();
            })
            .catch(error => {
              // console.log(error);
              if (this.snackbar = true) {
              this.text = error.response.data.message;
            }
            });
        }
      },
      mail() {
      },
      download() {
      },
      clear() {
        this.$refs.form.reset();
      },
      save() {
        // if (this.$refs.form.validate()) {
        let editStudent = {
         name: this.editedItem.name,
         classId: this.select,   
         sectionId: this.editedItem._id
        };
        http()
          .put("/updateSection", editStudent)
          .then(response => {
            // console.log("editStudent",editStudent);
            if ((this.snackbar = true)) {
              this.text = "Successfully Edit Existing User";
            }
              this.getSectionList();
              // this.showLoader = false;
          })
          .catch(error => {
              this.text = error.response.data.message;
             // console.log(error);
          });
        this.close();
      //  }
      },
      handleDrawerToggle() {
        window.getApp.$emit("APP_DRAWER_TOGGLED");
      },
      handleFullScreen() {
        Util.toggleFullScreen();
      }
    },
    mounted() {
      this.getSectionList();
      
      var token = this.$store.state.token;
        http() 
          .get("/getClassesList", { 
            headers: { Authorization: "Bearer " + token } 
           })
          .then(response => {
            this.addclass = response.data.data;
            console.log("getClassesList=====>",this.addclass)
  
          })
          .catch(err => {
            // console.log("err====>", err);
            this.$router.replace({ path: '/' });
          });
    },
  
    computed:{
      toolbarColor() {
        return this.$vuetify.options.extra.mainNav;
      }
    }
  };
  </script>
  <style scoped>
  .v-tabs__div {
      text-transform: none;
  }
  .v-input__prepend-outer {
      margin-right: 0px !important;
  }
  .v-card__actions .v-btn {
    margin: 0 15px;
    min-width: 120px;
  }
   .primary {
      background-color: #aaa !important;
      border-color: #aaa !important;
  }
  h4 {
    background-repeat: no-repeat;
    padding: 8px;
    margin: auto;
    font-size: 25px;
  }
  #name {
    position: absolute;
    left: 100px;
    top: 17px;
  }
  #icon {
    position: absolute;
    right: 8px;
    top: 8px;
  }
  #m {
    position: relative;
    left: 135px;
    top: -15px;
  }
  #G {
    position: absolute;
    top: 38px;
    color: white;
  }
  #bt {
    position: relative;
    top: -20px;
    left: 115px;
  }
  #e {
    position: relative;
    top: 5px;
    right: -30px;
    height: 17px;
    cursor: pointer;
  }
  #d {
    position: relative;
    top: 5px;
    right: -70px;
    height: 17px;
    cursor: pointer;
  }
  #td {
    border: 1px solid #dddddd;
    text-align: left;
    padding: 8px;
  }
  #dialog {
    height: 550px;
  }
  .active {
    background-color: black;
    color: white !important;
  }
  .activebtn {
    color: black !important;
  }
  #flex {
    height: 300px;
  }
  .top{
    margin-top:100px;
  }
  .v-tabs__item a{
    font-size:16px !important; 
  }
  @media screen and (max-width: 769px){
    .top{
      margin-top:0 !important;
    } 
    .userSearch .v-icon {
      font-size: 20px !important;
      margin-left: 20px ;
    }
  }
  @media screen and (max-width: 380px) {

  .pl-3 {
   padding-left: 0px !important;
  }

  .right {
      float: none !important;
  }
  .subheading {
      font-size: 14px !important;
  }
  .v-card__actions .v-btn{
      margin: 0 0px;
      min-width: 100px;
  }
  /* .searchIcon .v-icon {
      font-size: 20px;
      margin-left: 20px;
  } */
  .subheading {
      font-size: 12px !important;
  }  
  h5 {
      font-size: 13px;
  }
  }
  .v-icon{
    font-size:30px;
  }
  @media screen and (min-width: 1270px){
  .hide{
    display: none;
  }
  /* }
  @media screen and (max-width: 962px) {
  .imglogo{
      position: absolute;
      top: 13px;
      left: 13px !important;
      width: 70px;
      height: 24px;
  } */
  }
  @media screen and (max-width: 420px){
  .userSearch .v-text-field .v-label{
    line-height: 24px !important;
  }
  .userSearch .v-label{
    font-size: 13px !important;
  }
  .v-list__tile {
    font-size:14px;
    padding: 0 10px;
  }
  .name{
    font-size:15px; 
  }
  }
  </style>