<script setup lang="ts">
import axios from "axios";
import { ref, onMounted } from "vue";
import { VuePDF, usePDF } from "@tato30/vue-pdf";
import { useQuasar } from "quasar";

import { useRoute } from "vue-router";
import { checkPermission } from "@/utils/permissions";
import { useCounterMixin } from "@/stores/mixin";
import { useStructureTree } from "@/stores/structureTree";
import genReportXLSX from "@/plugins/genreportxlsx";
import http from "@/plugins/http";
import config from "@/app.config";

import type { DataStructureTree } from "@/interface/main";
import type {
  DataOption,
  DataDateMonthObject,
} from "@/modules/09_leave/interface/index/Main";

import LoadView from "@/components/LoadView.vue";

/** use*/
const $q = useQuasar();
const route = useRoute();
const { fetchStructureTree } = useStructureTree();
const {
  showLoader,
  hideLoader,
  date2Thai,
  dateToISO,
  messageError,
  monthYear2Thai,
} = useCounterMixin();

const year = ref<number>(new Date().getFullYear());
const dateStart = ref<Date>(new Date(year.value - 1, 9, 1));
const dateEnd = ref<Date>(new Date(year.value + 1, 8, 30));

const dateMonth = ref<DataDateMonthObject>({
  month: new Date().getMonth(),
  year: new Date().getFullYear(),
});

const typeReport = ref<string>("");
const optionReport = ref<DataOption[]>([
  { id: "1", name: "รายงานการลางานตามประเภทการลา" },
  {
    id: "2",
    name: "รายงานการลางาน จำแนกตามเพศ ประเภทการลา หน่วยงาน/ส่วนราชการ",
  },
]);

const employeeClass = ref<string>("officer");
const yearType = ref<string>("FULL");
const employeeClassMain = ref<DataOption[]>([
  { id: "officer", name: "ข้าราชการ กทม. สามัญ" },
  { id: "employee", name: "ลูกจ้างประจำ กทม." },
]);
const yearTypeOptionMain = ref<DataOption[]>([
  { id: "FULL", name: "รายปี" },
  { id: "MONTH", name: "รายเดือน" },
  { id: "FIRSTHAFT", name: "ครึ่งปีแรก" },
  { id: "SECONDHAFT", name: "ครึ่งปีหลัง" },
]);
const employeeClassOption = ref<DataOption[]>(employeeClassMain.value);
const yearTypeOptionOption = ref<DataOption[]>(yearTypeOptionMain.value);

const detailReport = ref<any>();
const isReport = ref<boolean>(false);
const isLoadPDF = ref<boolean>(false);

/** tree*/
const filterTree = ref<string>("");
const nodeId = ref<string>("");
const nodeLevel = ref<number>(0);
const node = ref<DataStructureTree[]>([]);
const expanded = ref<string[]>([]);

async function fetchDataTree() {
  node.value = await fetchStructureTree(route.meta.Key as string, true);
}

function onSelectedNode(id: string, level: number) {
  nodeId.value = id;
  nodeLevel.value = level;
  updateLeaveday();
}

/** function อัปเดทบัญชีแสดงวันลา */
async function updateLeaveday() {
  switch (yearType.value) {
    case "FULL":
      dateStart.value = new Date(year.value - 1, 9, 1);
      dateEnd.value = new Date(year.value, 8, 30);
      break;

    case "MONTH":
      const mount = dateMonth.value.month + 1;
      //  วันเริ่มต้นของเดือน
      dateStart.value = new Date(dateMonth.value.year, mount - 1, 1);
      // วันสิ้นสุดของเดือนถัดไป
      dateEnd.value = new Date(dateMonth.value.year, mount, 0);
      break;

    case "FIRSTHAFT":
      dateStart.value = new Date(year.value - 1, 9, 1);
      dateEnd.value = new Date(year.value, 2, 31);
      break;

    case "SECONDHAFT":
      dateStart.value = new Date(year.value, 3, 1);
      dateEnd.value = new Date(year.value, 8, 30);
      break;

    default:
      break;
  }

  if (!nodeId.value || !typeReport.value) {
    return false;
  }

  isReport.value = false;
  isLoadPDF.value = true;
  pdfSrc.value = undefined;

  typeReport.value === "1"
    ? fetchLeaveday(
        employeeClass.value,
        yearType.value,
        dateStart.value,
        dateEnd.value
      )
    : fetchLeaveday2(
        employeeClass.value,
        yearType.value,
        dateStart.value,
        dateEnd.value
      );
}

/**
 * function เรียกข้อมูลบัญชีแสดงวันลา
 * @param type สถานภาพ
 * @param year ปั
 * @param startDate วันเริ่มต้น
 * @param endDate วันสิ้นสุด
 */
async function fetchLeaveday(
  type: string,
  year: string,
  startDate: Date,
  endDate: Date
) {
  const body = {
    type: year === "FULL" ? "FULL" : year === "MONTH" ? "MONTH" : "HAFT",
    startDate: dateToISO(startDate),
    endDate: dateToISO(endDate),
    nodeId: nodeId.value,
    node: nodeLevel.value,
  };

  await http
    .post(config.API.leaveReportLeaveday(type), body)
    .then(async (res) => {
      const data = res.data.result;
      data && (await fetchDocumentTemplate(data));
      isReport.value = data ? true : false;
      detailReport.value = data;
    })
    .catch((err) => {
      messageError($q, err);
    })
    .finally(() => {
      isLoadPDF.value = false;
    });
}

async function fetchLeaveday2(
  type: string,
  year: string,
  startDate: Date,
  endDate: Date
) {
  const body = {
    type: year === "FULL" ? "FULL" : year === "MONTH" ? "MONTH" : "HAFT",
    startDate: dateToISO(startDate),
    endDate: dateToISO(endDate),
    nodeId: nodeId.value,
    node: nodeLevel.value,
  };

  await http
    .post(config.API.leaveReportLeave2(type), body)
    .then(async (res) => {
      const data = res.data.result;
      data && (await fetchDocumentTemplate(data));
      isReport.value = data ? true : false;
      detailReport.value = data;
    })
    .catch((err) => {
      messageError($q, err);
    })
    .finally(() => {
      isLoadPDF.value = false;
    });
}

/**
 * function เรียกไฟล์ PDF
 * @param data  ข้อมูลบัญชีวันลา
 */
async function fetchDocumentTemplate(data: any) {
  await axios
    .post(`${config.API.reportTemplate}/xlsx`, data, {
      headers: {
        accept: "application/pdf",
        "content-Type": "application/json",
      },
      responseType: "blob",
    })
    .then(async (res) => {
      const blob = new Blob([res.data]);
      const objectUrl = URL.createObjectURL(blob);
      const pdfData = await usePDF(`${objectUrl}`);

      setTimeout(() => {
        pdfSrc.value = pdfData.pdf.value;
        numOfPages.value = pdfData.pages.value;
      }, 1500);
    })
    .catch(async (e) => {
      messageError($q, JSON.parse(await e.response.data.text()));
    })
    .finally(() => {
      setTimeout(() => {
        hideLoader();
      }, 2000);
    });
}
const numOfPages = ref<number>(0);
const page = ref<number>(1);
const pdfSrc = ref<any>();

/** ไปหน้าต่อไปของรายงาน */
function nextPage() {
  if (page.value < numOfPages.value) {
    page.value++;
  }
}

/** กลับหน้าก่อนหน้าของรายงาน */
function backPage() {
  if (page.value !== 1) {
    page.value--;
  }
}

function monthYearThai(val: DataDateMonthObject) {
  if (val == null) return "";
  else return monthYear2Thai(val.month, val.year);
}

onMounted(() => {
  fetchDataTree();
});
</script>

<template>
  <div class="toptitle text-dark col-12 row items-center">บัญชีแสดงวันลา</div>

  <div class="q-pa-sm q-gutter-sm">
    <q-card flat bordered class="col-12">
      <div class="row q-col-gutter-sm q-pa-sm">
        <div class="row col-12">
          <q-select
            outlined
            dense
            v-model="employeeClass"
            :options="employeeClassOption"
            label="สถานภาพ"
            emit-value
            map-options
            option-label="name"
            option-value="id"
            style="width: 230px"
            @update:model-value="updateLeaveday"
          >
          </q-select>

          <q-space />
          <q-btn
            :disable="!isReport || !nodeId || !employeeClass"
            :loading="isLoadPDF"
            flat
            round
            color="primary"
            icon="download"
            v-if="checkPermission($route)?.attrIsGet"
          >
            <q-menu>
              <q-list style="min-width: 150px">
                <q-item
                  clickable
                  v-close-popup
                  @click="
                    genReportXLSX(
                      detailReport,
                      `${
                        typeReport === '1'
                          ? `รายงานการลางานตามประเภทการลา (${
                              employeeClass === 'officer'
                                ? 'ข้าราชการ กทม. สามัญ'
                                : 'ลูกจ้างประจำ กทม.'
                            })`
                          : `รายงานการลางาน จำแนกตามเพศ ประเภทการลา หน่วยงาน/ส่วนราชการ (${
                              employeeClass === 'officer'
                                ? 'ข้าราชการ กทม. สามัญ'
                                : 'ลูกจ้างประจำ กทม.'
                            })`
                      }`,
                      'pdf'
                    )
                  "
                >
                  <q-item-section avatar
                    ><q-icon color="red" name="mdi-file-pdf"
                  /></q-item-section>
                  <q-item-section>ไฟล์ .pdf</q-item-section>
                </q-item>
                <q-item
                  clickable
                  v-close-popup
                  @click="
                    genReportXLSX(
                      detailReport,
                      `${
                        typeReport === '1'
                          ? `รายงานการลางานตามประเภทการลา (${
                              employeeClass === 'officer'
                                ? 'ข้าราชการ กทม. สามัญ'
                                : 'ลูกจ้างประจำ กทม.'
                            })`
                          : `รายงานการลางาน จำแนกตามเพศ ประเภทการลา หน่วยงาน/ส่วนราชการ (${
                              employeeClass === 'officer'
                                ? 'ข้าราชการ กทม. สามัญ'
                                : 'ลูกจ้างประจำ กทม.'
                            })`
                      }`
                    )
                  "
                >
                  <q-item-section avatar
                    ><q-icon color="green" name="mdi-file-excel"
                  /></q-item-section>
                  <q-item-section>ไฟล์ .xlsx</q-item-section>
                </q-item>
              </q-list>
            </q-menu>
          </q-btn>
        </div>

        <div class="row col-12">
          <q-card bordered class="col-12 filter-card q-pa-sm">
            <div class="row col-12 q-col-gutter-sm">
              <div class="col-md-3 col-xs-12">
                <q-select
                  class="bg-white"
                  hide-bottom-space
                  outlined
                  dense
                  lazy-rules
                  borderless
                  v-model="typeReport"
                  :label="`${'รายงาน'}`"
                  emit-value
                  map-options
                  :options="optionReport"
                  option-value="id"
                  option-label="name"
                  @update:model-value="updateLeaveday"
                />
              </div>

              <div
                class="row col-md-9 col-xs-12 q-col-gutter-sm"
                v-if="typeReport"
              >
                <div class="col-md-3 col-xs-12">
                  <q-select
                    class="bg-white"
                    outlined
                    dense
                    v-model="yearType"
                    :options="yearTypeOptionOption"
                    emit-value
                    map-options
                    option-label="name"
                    option-value="id"
                    @update:model-value="updateLeaveday"
                  >
                  </q-select>
                </div>

                <div
                  class="col-md-9 col-xs-12 row q-col-gutter-sm"
                  v-if="yearType !== 'MONTH'"
                >
                  <div class="col-md-4">
                    <datepicker
                      v-model="year"
                      :locale="'th'"
                      autoApply
                      year-picker
                      :enableTimePicker="false"
                      @update:model-value="updateLeaveday"
                    >
                      <template #year="{ year }">{{ year + 543 }}</template>
                      <template #year-overlay-value="{ value }">{{
                        parseInt(value + 543)
                      }}</template>
                      <template #trigger>
                        <q-input
                          class="bg-white"
                          dense
                          outlined
                          :model-value="Number(year) + 543"
                          :label="`${'ปีงบประมาณ'}`"
                        >
                          <template v-slot:prepend>
                            <q-icon
                              name="event"
                              class="cursor-pointer"
                              style="color: var(--q-primary)"
                            >
                            </q-icon>
                          </template>
                        </q-input>
                      </template>
                    </datepicker>
                  </div>
                  <div class="col-md-4">
                    <datepicker
                      menu-class-name="modalfix"
                      v-model="dateStart"
                      :locale="'th'"
                      autoApply
                      :enableTimePicker="false"
                      week-start="0"
                      readonly
                    >
                      <template #year="{ year }">{{ year + 543 }}</template>
                      <template #year-overlay-value="{ value }">{{
                        parseInt(value + 543)
                      }}</template>
                      <template #trigger>
                        <q-input
                          class="bg-white"
                          outlined
                          dense
                          borderless
                          :model-value="dateStart ? date2Thai(dateStart) : null"
                          :label="`${'ตั้งเเต่วันที่'}`"
                          readonly
                        >
                          <template v-slot:prepend>
                            <q-icon
                              name="event"
                              class="cursor-pointer"
                              color="primary"
                            >
                            </q-icon>
                          </template>
                        </q-input>
                      </template>
                    </datepicker>
                  </div>
                  <div class="col-md-4">
                    <datepicker
                      menu-class-name="modalfix"
                      v-model="dateEnd"
                      :locale="'th'"
                      autoApply
                      :enableTimePicker="false"
                      week-start="0"
                      readonly
                    >
                      <template #year="{ year }">{{ year + 543 }}</template>
                      <template #year-overlay-value="{ value }">{{
                        parseInt(value + 543)
                      }}</template>
                      <template #trigger>
                        <q-input
                          class="bg-white"
                          outlined
                          dense
                          borderless
                          :model-value="dateEnd ? date2Thai(dateEnd) : null"
                          :label="`${'ถึงวันที่'}`"
                          readonly
                        >
                          <template v-slot:prepend>
                            <q-icon
                              name="event"
                              class="cursor-pointer"
                              color="primary"
                            >
                            </q-icon>
                          </template>
                        </q-input>
                      </template>
                    </datepicker>
                  </div>
                </div>

                <div class="row" v-else>
                  <datepicker
                    v-model="dateMonth"
                    :locale="'th'"
                    autoApply
                    month-picker
                    :enableTimePicker="false"
                    @update:model-value="updateLeaveday"
                  >
                    <template #year="{ year }">{{ year + 543 }}</template>
                    <template #year-overlay-value="{ value }">{{
                      parseInt(value + 543)
                    }}</template>
                    <template #trigger>
                      <q-input
                        class="bg-white"
                        outlined
                        dense
                        borderless
                        :label="`${'เดือน'}`"
                        :model-value="monthYearThai(dateMonth)"
                      >
                        <template v-slot:prepend>
                          <q-icon
                            name="event"
                            class="cursor-pointer"
                            color="primary"
                          ></q-icon>
                        </template>
                      </q-input>
                    </template>
                  </datepicker>
                </div>
              </div>
            </div>
          </q-card>
        </div>
      </div>
    </q-card>

    <q-card flat bordered class="col-12">
      <q-card-section :horizontal="$q.screen.gt.sm">
        <q-card-section class="col-lg-3 col-md-4 col-xs-12 q-gutter-sm">
          <div class="col">
            <q-input dense outlined v-model="filterTree" label="ค้นหา">
              <template v-slot:append>
                <q-icon name="search" />
              </template>
            </q-input>
          </div>

          <div class="bg-white tree-container q-pa-xs">
            <q-tree
              dense
              :nodes="node"
              node-key="orgTreeId"
              label-key="labelName"
              v-model:expanded="expanded"
              :filter="filterTree.trim()"
              no-results-label="ไม่พบข้อมูลที่ค้นหา"
              no-nodes-label="ไม่มีข้อมูล"
            >
              <template v-slot:default-header="prop">
                <q-item
                  @click.stop="
                    onSelectedNode(prop.node.orgTreeId, prop.node.orgLevel)
                  "
                  :active="nodeId === prop.node.orgTreeId"
                  clickable
                  active-class="my-list-link text-primary text-weight-medium"
                  class="row col-12 items-center text-dark q-py-xs q-pl-sm rounded-borders my-list"
                >
                  <div>
                    <div class="text-weight-medium">
                      {{ prop.node.orgTreeName }}
                    </div>
                    <div class="text-weight-light text-grey-8">
                      {{ prop.node.orgCode == null ? null : prop.node.orgCode }}
                      {{
                        prop.node.orgTreeShortName == null
                          ? null
                          : prop.node.orgTreeShortName
                      }}
                    </div>
                  </div>
                </q-item>
              </template>
            </q-tree>
          </div>
        </q-card-section>

        <q-separator :vertical="$q.screen.gt.xs" />

        <q-card-section class="col-lg-9 col-md-8 col-xs-12 scroll">
          <q-splitter
            horizontal
            style="
              height: 65vh;
              border: 1px solid rgb(210, 210, 210);
              border-radius: 5px;
            "
            before-class="overflow-hidden disable"
            separator-class="bg-white disabled"
          >
            <template v-slot:before>
              <div class="q-px-sm">
                <div class="row items-start items-center">
                  <div class="col">
                    <q-btn
                      padding="xs"
                      icon="mdi-chevron-left"
                      color="grey-2"
                      text-color="grey-5"
                      size="md"
                      class="my-auto"
                      @click="backPage"
                      :disable="page == 1"
                    />
                  </div>
                  <div class="col-12 col-md-auto">
                    <div class="q-pa-md flex">
                      หน้าที่ {{ page }} จาก {{ numOfPages }}
                    </div>
                  </div>
                  <div class="col text-right">
                    <q-btn
                      padding="xs"
                      icon="mdi-chevron-right"
                      color="grey-2"
                      text-color="grey-5"
                      size="md"
                      @click="nextPage"
                      :disable="page === numOfPages"
                    />
                  </div>
                </div>
              </div>
            </template>
            <template v-slot:after>
              <div class="q-pa-md">
                <LoadView v-if="isLoadPDF" />
                <VuePDF
                  v-else
                  ref="vuePDFRef"
                  :pdf="pdfSrc"
                  :page="page"
                  fit-parent
                />
              </div>
            </template>
            <template v-slot:default>
              <div class="q-pa-md">
                <div class="row items-start items-center">
                  <div class="col">
                    <q-btn
                      padding="xs"
                      icon="mdi-chevron-left"
                      color="grey-2"
                      text-color="grey-5"
                      size="md"
                      class="my-auto"
                      @click="backPage"
                      :disable="page == 1"
                    />
                  </div>

                  <div class="col-12 col-md-auto">
                    <div class="q-pa-md flex">
                      หน้าที่ {{ page }} จาก {{ numOfPages }}
                    </div>
                  </div>
                  <div class="col text-right">
                    <q-btn
                      padding="xs"
                      icon="mdi-chevron-right"
                      color="grey-2"
                      text-color="grey-5"
                      size="md"
                      @click="nextPage"
                      :disable="page === numOfPages"
                    />
                  </div>
                </div>
              </div>
            </template>
          </q-splitter>
        </q-card-section>
      </q-card-section>
    </q-card>
  </div>
</template>

<style scoped>
.tree-container {
  overflow: auto;
  height: 60vh;
  border: 1px solid #e6e6e7;
  border-radius: 10px;
}
.my-list-link {
  color: rgb(118, 168, 222);
  border-radius: 5px;
  background: #a3d3fb48 !important;
  font-weight: 600;
  border: 1px solid rgba(175, 185, 196, 0.217);
}
</style>
