<template>
    <div>
        <ul class="flex space-x-2 rtl:space-x-reverse">
            <li>
                <a href="javascript:;" class="text-primary hover:underline">Entertainment</a>
            </li>
            <li class="before:mr-2 before:content-['/'] rtl:before:ml-2">
                <NuxtLink to="/entertainment/manga/list" class="text-primary hover:underline">
                    Manga
                </NuxtLink>
            </li>
            <li class="before:mr-2 before:content-['/'] rtl:before:ml-2">
                <NuxtLink :to="`/entertainment/manga/${route.params.mangaid}/chapters/list`" class="text-primary hover:underline">Daftar Chapter</NuxtLink>
            </li>
            <li class="before:mr-2 before:content-['/'] rtl:before:ml-2">
                <span>Edit Chapter</span>
            </li>
        </ul>

        <div class="grid grid-cols-1 gap-6 pt-5">
            <div class="panel">
                <div class="mb-5 flex items-center justify-between">
                    <h5 class="text-lg font-semibold dark:text-white-light">Edit Karakter</h5>
                    <NuxtLink :to="`/entertainment/manga/${route.params.mangaid}/chapters/list`" class="dark:text-white-light btn btn-dark !py-1">
                        <icon-arrow-backward class="me-1" />
                        Daftar
                    </NuxtLink>
                </div>
                <div class="mb-5">
                    <form v-if="form" class="space-y-5" @submit.prevent="submitForm()">
                        <div class="grid grid-cols-1 gap-4 md:grid-cols-2 gap-2">
                            <div :class="{ 'has-error': $validate.form.chapter.$error, 'has-success': isSubmitted && !$validate.form.chapter.$error }">
                                <label for="chapter">Chapter</label>
                                <input id="chapter" type="number" class="form-input" v-model="form.chapter" />
                                <template v-if="isSubmitted && $validate.form.title.$error">
                                    <p class="text-danger mt-1">Judul chapter harus diisi</p>
                                </template>
                            </div>
                            <div :class="{ 'has-error': $validate.form.status.$error, 'has-success': isSubmitted && !$validate.form.status.$error }">
                                <label for="status">Status</label>
                                <multiselect id="status"
                                    v-model="form.status"
                                    :options="statusOptions"
                                    class="custom-multiselect"
                                    :searchable="true"
                                    placeholder="Pilih genre status"
                                    selected-label=""
                                    select-label=""
                                    deselect-label=""
                                    label="label"
                                    track-by="value"
                                ></multiselect>
                                <template v-if="isSubmitted && $validate.form.status.$error">
                                    <p class="text-danger mt-1">Genre status harus diisi</p>
                                </template>
                            </div>
                        </div>
                        <div class="grid grid-cols-1 gap-4 md:grid-cols-2 gap-2">
                            <div :class="{ 'has-error': $validate.form.posted_at.$error, 'has-success': isSubmitted && !$validate.form.posted_at.$error }">
                                <label for="posted_at">Tanggal Unggah</label>
                                <input id="posted_at" type="datetime-local" class="form-input" v-model="form.posted_at" />
                                <template v-if="isSubmitted && $validate.form.posted_at.$error">
                                    <p class="text-danger mt-1">Tanggal unggah chapter harus diisi</p>
                                </template>
                            </div>
                            <div :class="{ 'has-error': $validate.form.archived_at.$error, 'has-success': isSubmitted && !$validate.form.archived_at.$error }">
                                <label for="archived_at">Tanggal Arsip</label>
                                <input id="archived_at" type="datetime-local" class="form-input" v-model="form.archived_at" />
                                <template v-if="isSubmitted && $validate.form.archived_at.$error">
                                    <p class="text-danger mt-1">Tanggal arsip chapter harus diisi</p>
                                </template>
                            </div>
                        </div>
                        <div class="flex items-center ltr:ml-auto mt-8">
                            <button type="submit" class="btn btn-success !py-1" :disabled="isLoading"><icon-save class="me-1" /> Simpan</button>
                            <button type="reset" class="btn btn-dark !py-1 ml-1" @click="resetForm"><icon-restore class="me-1" />Reset</button>
                        </div>
                    </form>
                </div>
            </div>
        </div>
    </div>
</template>

<script lang="ts" setup>
    import { useVuelidate } from '@vuelidate/core';
    import { required, helpers } from '@vuelidate/validators';
    import Multiselect from '@suadelabs/vue3-multiselect';
    import '@suadelabs/vue3-multiselect/dist/vue3-multiselect.css';
    import '@/assets/css/file-upload-preview.css';

    useHead({ title: 'Edit Chapter' });

    const isSubmitted = ref(false);

    const imageType = helpers.withMessage('Format gambar harus PNG atau JPG', (value) => {
        if (!value) return true;
        if (typeof value === 'string') return true;
        return ['image/png', 'image/jpeg', 'image/jpg'].includes(value.type);
    });
    const maxFileSize = helpers.withMessage('Ukuran gambar tidak boleh lebih dari 1MB', (value) => {
        if (!value) return true;
        if (typeof value === 'string') return true;
        return value.size <= 1048576; // 1MB dalam byte
    });

    const rules = {
        form: {
            chapter: { required },
            status: { required },
            posted_at: { required },
            archived_at: { required },
        }
    };
    const router = useRouter();
    const route = useRoute();
    const config = useRuntimeConfig();
    const { $api } = useNuxtApp();

    const statusOptions = [{ "value": "draft", "label": "Draft" }, { "value": "published", "label": "Dipublikasikan" }, { "value": "archived", "label": "Diarsipkan" } ]

    const isLoading = ref(false);

    const featuredImageUploader = ref(null);

    const { data: form, refresh } = await useAsyncData('chapter-get', 
        () => $api(`/entertainment/manga/${route.params.mangaid}/chapters/${route.params.id}`, {}),
    );

    const $validate = useVuelidate(rules, { form });


    onMounted(async () => {
        if (form.value.status) {
            const foundStatus = statusOptions.find(opt => opt.value === form.value.status);
            if (foundStatus) form.value.status = foundStatus;
        }

        if (form.value.posted_at) {
            form.value.posted_at = form.value.posted_at.replace('Z', '').slice(0, 16);
        }
        if (form.value.archived_at) {
            form.value.archived_at = form.value.archived_at.replace('Z', '').slice(0, 16);
        }
    });
    
    const submitForm = async () => {
        isSubmitted.value = true;
        $validate.value.form.$touch();
        if ($validate.value.form.$invalid) {
            return false;
        }

        const formData = new FormData();

        formData.append('chapter', form.value.chapter);
        formData.append('status', form.value.status.value);
        formData.append('posted_at', new Date(form.value.posted_at).toISOString());
        formData.append('archived_at', new Date(form.value.archived_at).toISOString());

        isLoading.value = true;
        await $api(`/entertainment/manga/${route.params.mangaid}/chapters/${route.params.id}/`, {
            method: 'PUT',
            body: formData
        }).then(() => {
            router.push({ path: '/entertainment/manga/' + route.params.mangaid + '/chapters/' + route.params.id + '/list'});
        })
        .catch((error) => {
            console.log(error);
        })
        .finally(() => {
            isLoading.value = false;
        });
    }

    const resetForm = () => {
        refresh()

        isSubmitted.value = false;
        $validate.value.form.$reset();

        featuredImageUploader?.value?.clearPreviewPanel();
        featuredIconUploader?.value?.clearPreviewPanel();
        
    };
</script>