<script setup lang="ts">
import { useTranslation } from "i18next-vue";
import ItCheckbox from "@/components/ui/ItCheckbox.vue";
import LearningContentSimpleLayout from "@/pages/learningPath/learningContentPage/layouts/LearningContentSimpleLayout.vue";
import type { AssignmentCompletion, LearningContentEdoniqTest } from "@/types";
import { computed, ref } from "vue";
import * as log from "loglevel";
import { itPost } from "@/fetchHelpers";
import { useQuery } from "@urql/vue";
import { ASSIGNMENT_COMPLETION_QUERY } from "@/graphql/queries";
import { useCourseSessionDetailQuery, useCurrentCourseSession } from "@/composables";
import dayjs from "dayjs";
import ItSuccessAlert from "@/components/ui/ItSuccessAlert.vue";
import { formatDueDate, getDateString } from "@/components/dueDates/dueDatesUtils";

const { t } = useTranslation();

const props = defineProps<{
  content: LearningContentEdoniqTest;
}>();

const courseSession = useCurrentCourseSession();
const courseSessionDetailResult = useCourseSessionDetailQuery();

const courseSessionEdoniqTest = computed(() => {
  return courseSessionDetailResult.findEdoniqTest(props.content.id);
});

const queryResult = useQuery({
  query: ASSIGNMENT_COMPLETION_QUERY,
  variables: {
    courseSessionId: courseSession.value.id,
    assignmentId: props.content.content_assignment.id,
    learningContentId: props.content.id,
  },
});

const assignmentCompletion = computed(
  () =>
    queryResult.data.value?.assignment_completion as AssignmentCompletion | undefined
);

const completionStatus = computed(() => {
  return assignmentCompletion.value?.completion_status ?? "";
});

const termsAccepted = ref(false);
const extendedTimeTest = ref(false);

const deadlineInPast = computed(() => {
  // with 16 minutes buffer
  if (courseSessionEdoniqTest.value?.deadline?.start) {
    return dayjs(courseSessionEdoniqTest.value?.deadline.start)
      .add(16, "minute")
      .isBefore(dayjs());
  }
  return false;
});

async function startTest() {
  log.info("start test", props.content);

  if (assignmentCompletion.value?.edoniq_extended_time_flag) {
    extendedTimeTest.value = true;
  }

  const response = await itPost("/api/core/edoniq-test/redirect/", {
    learning_content_id: props.content.id,
    extended_time_test: extendedTimeTest.value,
  });
  log.info(response.redirect_url);
  window.open(response.redirect_url, "_blank");
}
</script>

<template>
  <LearningContentSimpleLayout
    :title="props.content.title"
    :learning-content="props.content"
  >
    <div class="container-medium">
      <section class="py-4">
        <h3>{{ $t("a.Aufgabe") }}</h3>
        <p class="mt-2 text-lg">{{ $t("edoniqTest.testDescription") }}</p>
      </section>

      <section v-if="courseSessionEdoniqTest" class="py-4">
        <h3>{{ $t("a.Abgabetermin") }}</h3>
        <p class="mt-2 text-lg">
          {{
            $t("edoniqTest.submitDateDescription", {
              x: formatDueDate(courseSessionEdoniqTest?.deadline?.start ?? ""),
            })
          }}
        </p>
      </section>

      <section class="py-4">
        <h3>{{ $t("a.Kompetenznachweis") }}</h3>
        <div class="mt-2 text-lg">
          {{
            $t("circlePage.Dieser Inhalt gehört zu x", {
              x: content.competence_certificate?.title,
            })
          }}.
        </div>
        <div class="mt-2 text-lg">
          <router-link
            :to="content.competence_certificate?.frontend_url ?? ''"
            class="link"
            data-cy="show-results"
          >
            {{ $t("circlePage.Im KompetenzNavi anschauen") }}
          </router-link>
        </div>
      </section>

      <section v-if="!completionStatus">
        <div class="mt-8 border p-8">
          <h3 class="mb-4">{{ $t("edoniqTest.checkboxTitle") }}</h3>
          <ItCheckbox
            v-if="props.content.checkbox_text"
            :checkbox-item="{
              label: props.content.checkbox_text,
              value: termsAccepted,
              checked: termsAccepted,
            }"
            @toggle="termsAccepted = !termsAccepted"
          />
        </div>
        <div class="my-8 border-b border-t py-8">
          <h3 class="mb-4">{{ $t("edoniqTest.qualifiesForExtendedTimeTitle") }}</h3>
          <ItCheckbox
            v-if="props.content.has_extended_time_test"
            :checkbox-item="{
              label: t('edoniqTest.qualifiesForExtendedTime'),
              value: extendedTimeTest,
              checked: extendedTimeTest,
            }"
            @toggle="extendedTimeTest = !extendedTimeTest"
          />
        </div>

        <div>
          <button
            :disabled="!termsAccepted || deadlineInPast"
            class="btn-primary inline-flex items-center"
            @click="startTest()"
          >
            {{ $t("edoniqTest.startTest") }}
            <it-icon-external-link class="it-icon ml-2 h-5 w-5"></it-icon-external-link>
          </button>

          <div class="mt-4">
            <div v-if="deadlineInPast" class="text-error-red-500">
              {{ $t("edoniqTest.deadlineInPast") }}
            </div>
            <div v-else>
              {{ $t("a.Abgabetermin") }}:
              {{ getDateString(dayjs(courseSessionEdoniqTest?.deadline?.start)) }}
            </div>
          </div>
        </div>
      </section>

      <section v-else>
        <div v-if="assignmentCompletion" class="mt-8 border p-8" data-cy="test-result">
          <ItSuccessAlert :text="$t('edoniqTest.testSubmitted')" />
          <div class="my-4">
            {{ $t("a.Resultat") }}:
            <span class="font-bold">
              {{ assignmentCompletion.evaluation_points }}
            </span>
            {{
              $t("assignment.von x Punkten", {
                x: assignmentCompletion.evaluation_max_points,
              })
            }}
            ({{
              (
                ((assignmentCompletion.evaluation_points ?? 0) /
                  (assignmentCompletion.evaluation_max_points ?? 1)) *
                100
              ).toFixed(0)
            }}%)
            <span
              v-if="!assignmentCompletion.evaluation_passed"
              class="rounded bg-error-red-200 px-2 py-1 text-sm"
            >
              {{ $t("a.Nicht Bestanden") }}
            </span>
          </div>

          <div class="mt-4">
            <button class="btn-primary inline-flex items-center" @click="startTest()">
              {{ $t("edoniqTest.viewResults") }}
              <it-icon-external-link
                class="it-icon ml-2 h-5 w-5"
              ></it-icon-external-link>
            </button>
          </div>
        </div>
      </section>
    </div>
  </LearningContentSimpleLayout>
</template>
