<template>
    <div>
      <!-- ****** EXISTING GLOBAL PAYMENT TABLE ****** -->
      <v-form ref="form" v-model="valid" lazy-validation>
        <v-container fluid>
          <v-flex xs12 sm12 lg12>
            <v-layout wrap>
              <v-flex xs12 sm12 lg10>
                <v-layout wrap>
                  <v-flex xs12 sm12 lg4>
                    <v-flex xs12 sm4 lg4 class="subheading">
                      <label class="mt-4">Class:</label>
                    </v-flex>
                    <v-flex xs12 sm12 lg10>
                      <v-select
                        :items="addclass"
                        label="Select Class"

                        v-model="selectStudents.selectClassId"

                        item-text="classNum"
                        item-value="_id"
                        name="Select Class"
                        :rules="classRules"

                        @change="getSection()"

                        required
                      ></v-select>
                    </v-flex>
                  </v-flex>
                  <v-flex xs12 sm12 lg4>
                    <v-flex xs12 sm4 lg4 class="subheading">
                      <label class="mt-4">Section:</label>
                    </v-flex>
                    <v-flex xs12 sm12 lg10 class>
                      <v-select
                        :items="addSection"
                        label="Select Section"
                        v-model="selectStudents.selectSection"
                        item-text="name"
                        item-value="_id"
                        name="Select Section"
                        :rules="sectionRules"
                        @change="getStudents()"
                        required
                      ></v-select>
                    </v-flex>
                  </v-flex>
                  <v-flex xs12 sm12 lg4>
                    <v-flex xs12 sm4 lg4 class="subheading">
                      <label class="mt-4">Student:</label>
                    </v-flex>
                    <v-flex xs12 sm12 lg10 class>
                      <v-select
                        :items="studentData"
                        label="Select Student"

                        v-model="selectStudents.selectId"

                        item-text="name"
                        item-value="_id"
                        :rules="studentRules"
                        required
                      ></v-select>
                    </v-flex>
                  </v-flex>
                </v-layout>
              </v-flex>
              <v-flex xs12 sm12 lg2>
                <v-flex xs12 sm12 lg12>

                  <v-btn
                    @click="getInvoicesData()"
                    round
                    dark
                    :loading="loading"
                    class="right mt-4"
                  >Search</v-btn>

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

      <v-container fluid grid-list-md>
        <v-flex xs12>
          <v-layout wrap>
            <v-flex xs12 sm12 md4>
              <v-card
                flat
                class="pa-3"
                v-for="(invoiceData,i) in studentInvoiceData"
                :key="i"
                v-if="i === 0"
              >
                <v-layout>
                  <v-flex xs12>
                    <v-avatar
                      size="80px"
                      style="margin: auto;display:block;margin-bottom:10px !important"
                    >
                      <img src="/static/icon/user.png" v-if="!invoiceData.studentId.profilePicUrl" />
                      <img
                        :src="invoiceData.studentId.profilePicUrl"
                        v-else-if="invoiceData.studentId.profilePicUrl"
                      />
                    </v-avatar>
                  </v-flex>
                </v-layout>
                <v-layout class="studentProfile">
                  <v-flex xs4 sm3 md3>
                    <h4>
                      <b>Name</b>
                    </h4>
                  </v-flex>
                  <v-flex sm9 xs8 md9>
                    <h4>: {{ invoiceData.studentId.name }}</h4>
                  </v-flex>
                </v-layout>
                <v-layout class="studentProfile">
                  <v-flex xs4 sm3 md3>
                    <h4>
                      <b>Class</b>
                    </h4>
                  </v-flex>
                  <v-flex sm9 xs8 md9>
                    <h4>: {{ invoiceData.classId.classNum }}</h4>
                  </v-flex>
                </v-layout>
                <v-layout class="studentProfile">
                  <v-flex xs4 sm3 md3>
                    <h4>
                      <b>Roll No</b>
                    </h4>
                  </v-flex>
                  <v-flex sm9 xs8 md9>
                    <h4>: {{ invoiceData.studentId.rollNo }}</h4>
                  </v-flex>
                </v-layout>
              </v-card>
            </v-flex>
            <v-flex xs12 sm12 md8 v-show="showInvoiceTable">
              <v-card>
                <v-data-table
                  :headers="headers"
                  :items="studentInvoiceData"
                  :search="search"
                  hide-actions
                >
                  <template slot="items" slot-scope="props">

                    <td id="td" class="text-xs-center">{{ props.item.invoiceNumber }}</td>
                    <td id="td" class="text-xs-center">{{ props.item.totalAmount }}</td>

                    <td id="td" class="text-xs-center">{{ props.item.totalDiscount }}</td>
                    <td id="td" class="text-xs-center">{{ props.item.totalSubTotal }}</td>
                    <td id="td" class="text-xs-center">{{ props.item.paymentStatus}}</td>
                    <td id="td" class="text-xs-center">{{ dates(props.item.date) }}</td>
                    <td class="text-xs-center">
                      <router-link
                        :to="{ name:'ViewInvoice',params: { viewInvoiceId:props.item._id } }"
                      >
                        <v-tooltip top>
                          <img
                            slot="activator"
                            style="cursor:pointer; width:25px; height:18px; "
                            @click="profile(props.item)"
                            src="/static/icon/eye1.png"
                          />
                          <span>View</span>
                        </v-tooltip>
                      </router-link>
                    </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-card>
            </v-flex>
          </v-layout>
        </v-flex>
      </v-container>

      <div class="loader" v-if="showLoader">
        <v-progress-circular indeterminate color="white"></v-progress-circular>
      </div>
    </div>
  </template>
  
  <script>
  import http from "@/Services/http.js";
  import moment from "moment";
  
  export default {
    data: () => ({
      snackbar: false,

      showInvoiceTable: false,

      y: "top",
      x: "right",
      mode: "",
      timeout: 3000,
      text: "",
      showLoader: false,
      loading: false,
      search: "",
      valid: true,
      addclass: [],
      selectStudents: {},
      addSection: [],
      classRules: [v => !!v || " Class Name is required"],
      sectionRules: [v => !!v || " Section Name is required"],
      studentRules: [v => !!v || "Student Name is required"],

      headers: [
        {
          text: "Invoice Number",
          align: "center",
          sortable: false,
          value: "invoiceNumber"
        },
        {
          text: "Total Pay",
          value: "totalAmount",
          sortable: false,
          align: "center"
        },
        {
          text: "Weaver",
          value: "totalDiscount",
          sortable: false,
          align: "center"
        },
        {
          text: "	Total Collection",
          value: "totalSubTotal",
          sortable: false,
          align: "center"
        },
        {
          text: "Clearance",
          value: "paymentStatus",
          sortable: false,
          align: "center"
        },
        { text: "Payment Date", value: "date", sortable: false, align: "center" },
        { text: "Action", value: "", sortable: false, align: "center" }
      ],
      studentData: [],
      studentInvoiceData: []

    }),
    methods: {

      dates: function(date) {
        return moment(date).format("MMMM DD, YYYY");
      },
      getSection() {

        var token = this.$store.state.token;
        this.showLoader = true;
        http()
          .get(
            "/getSectionsList",

            {
              params: {
                classId: this.selectStudents.selectClassId,
                schoolId: this.$store.state.schoolId
              }
            },

            {
              headers: { Authorization: "Bearer " + token }
            }
          )
          .then(response => {
            this.addSection = response.data.data;
            this.showLoader = false;
            // console.log("getSectionsList=====>", this.addSection);
          })

          .catch(error => {

            this.showLoader = false;
            // console.log("err====>", err);
            // this.$router.replace({ path: '/' });
          });
      },
      getStudents() {
        this.showLoader = true;
        http()
          .get("/getStudentWithClass", {
            params: {

              classId: this.selectStudents.selectClassId,

              sectionId: this.selectStudents.selectSection,
              schoolId: this.$store.state.schoolId

            }
          })
          .then(response => {
            this.studentData = response.data.data;
            this.showLoader = false;

          })
          .catch(err => {
            console.log("err====>", err);
            this.showLoader = false;
          });
      },
      getInvoicesData() {
        this.showLoader = true;
        this.showInvoiceTable = true;
        http()
          .get("/getInvoicesList", {
            params: {
              classId: this.selectStudents.selectClassId,

              studentId: this.selectStudents.selectId,
              schoolId: this.$store.state.schoolId

            }
          })
          .then(response => {
            this.studentInvoiceData = response.data.data;

            // console.log("this.studentInvoiceData", this.studentInvoiceData);

            this.showLoader = false;

          })
          .catch(err => {
            console.log("err====>", err);
            this.showLoader = false;
          });
      }

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

          params: {
            schoolId: this.$store.state.schoolId
          },

          headers: { Authorization: "Bearer " + token }
        })
        .then(response => {
          this.addclass = response.data.data;
        })
        .catch(error => {
          this.showLoader = false;
          if (error.response.status === 401) {
            this.$router.replace({ path: "/" });
            this.$store.dispatch("setToken", null);
            this.$store.dispatch("Id", null);
            this.$store.dispatch("Role", null);
          }
        });
    },
    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>
  .studentProfile {
    border: 1px solid lightgrey;
  }
  </style>