<script setup lang="ts">
	import draggable from "vuedraggable";
	import { v4 } from "uuid";
	import lmove from "lodash-move";
	import {
		Field,
		Form as veeForm,
		FieldArray,
		FieldEntry,
		useForm,
	} from "vee-validate";
	import { storySchema } from "@client/storyFormSchema";
	import {
		FormChapter,
		FormStory,
		defaultChapter,
	} from "@client/types/form/story";
	import {
		autoEdit,
		autoSave,
		debouncedAutoEdit,
		debouncedAutoSave,
	} from "@client/utils";

	import findUser from "~/components/findUser.vue";

	import singleChapter from "./singleChapter.vue";
	import icon from "~/components/icon.vue";

	const props = defineProps<{
		data: FormStory;
		canDraft?: boolean;
		endpoint: string;
		endpointMethod: "put" | "post";
		submitText?: string;
	}>();
	let drag = false;
	let acData = ref(props.data);
	const expandos = ref<string[]>([]);

	function logSubmit(values, actions) {
		console.debug("VALUE");
		console.debug(values);
		console.debug(actions);
	}
	const otherBtnInvoked = ref<boolean>(false);
	async function onSubmit(values, actions) {
		logSubmit(values, actions);
		if (props.canDraft) {
			if (otherBtnInvoked.value) {
				otherBtnInvoked.value = false;
				await autoSave(values);
			} else {
				await useApiFetch(`/story/new`, {
					method: "post",
					body: values,
				});
			}
		} else {
			await autoEdit(values, props.endpoint, props.endpointMethod);
		}
	}
	function inval({ values, errors, results }) {
		logSubmit(values, undefined);
	}
	const { values, setFieldValue, handleSubmit } = useForm({
		keepValuesOnUnmount: true,
		validationSchema: storySchema,
		initialValues: props.data,
	});
	const subCb = handleSubmit(onSubmit);
</script>
<template>
	<!-- <vee-form
		:keep-values="true"
		v-slot="{ values, setFieldValue }"
		:validation-schema="storySchema"
		:initial-values="data"
		@submit="onSubmit"
		@invalid-submit="inval"
	> -->
	<form
		@submit="subCb"
		@change="
			() =>
				canDraft
					? debouncedAutoSave(values)
					: debouncedAutoEdit(values, endpoint, endpointMethod)
		"
	>
		<!-- <a-form v-bind:model="acData"> -->
		<Field name="title" v-slot="{ value, field, errorMessage }">
			<a-form-item
				label="Title"
				:help="errorMessage"
				:validate-status="!!errorMessage ? 'error' : ''"
			>
				<a-input v-bind="field" :value="value" />
			</a-form-item>
		</Field>
		<a-form-item label="Co-author (optional)">
			<find-user :initial-option="null" fieldName="coAuthor" :multi="false" />
		</a-form-item>
		<Field
			:unchecked-value="false"
			:value="true"
			type="checkbox"
			name="completed"
			v-slot="{ value, field, errorMessage }"
		>
			<a-checkbox v-bind="field"> Complete </a-checkbox>
		</Field>
		<a-divider />
		<!-- <test1/> -->
		<field-array name="chapters" v-slot="{ fields, push, remove, move }">
			<draggable
				:component-data="{ type: 'transtion-group' }"
				@start="drag = true"
				@end="drag = false"
				v-model="values.chapters"
				tag="div"
				item-key="uuidKey"
				@change="
					(e) => {
						if (e.moved) {
							// log.debug(e.moved);
							move(e.moved.oldIndex, e.moved.newIndex);
							acData.chapters = lmove(
								acData.chapters,
								e.moved.oldIndex,
								e.moved.newIndex,
							);
							// log.debug(toRaw(acData.chapters.map((a) => toRaw(a))));
						}
					}
				"
			>
				<template #item="{ element, index }">
					<a-collapse v-model:active-key="expandos" collapsible="icon">
						<a-collapse-panel :key="`${element.uuidKey}`">
							<template #header>
								{{ values.chapters[index]?.chapterTitle || "Untitled" }}
								<a-button
									@click="
										(e) => {
											let localFields = toRaw(fields);
											// log.debug(`${index} | ${element.index}`);
											// log.debug('fields->', localFields);
											acData.chapters.splice(index, 1);
											remove(index);
											// todo renumber
											// renumber()
										}
									"
								>
									<icon istyle="regular" name="trash" />
								</a-button>
							</template>
							<single-chapter :data="element" :name="`chapters[${index}]`" />
						</a-collapse-panel>
					</a-collapse>
				</template>
				<template #footer>
					<a-button
						@click="
							(e) => {
								if (!Array.isArray(values.chapters)) {
									// noinspection TypeScriptValidateTypes
									setFieldValue('chapters', []);
								}
								const chaps = [...toRaw(values.chapters)];
								let lastIndex = chaps.length - 1;
								if (lastIndex < 0) lastIndex = 0;
								let lastChapter = chaps[lastIndex];
								// log.debug('chaptrs->', chaps);
								// log.debug('lastIndex->', lastIndex, lastChapter);
								let newChapter = Object.assign({}, defaultChapter, {
									summary: lastChapter?.summary || '',
									index: (lastChapter?.index || 0) + 1,
									bands: lastChapter?.bands || [],
									characters: lastChapter?.characters || [],
									relationships: lastChapter?.relationships || [],
									uuidKey: v4(),
									genre: lastChapter?.genre || [],
								});
								// log.debug('nc->', newChapter);
								push(newChapter);
								acData.chapters.push(newChapter);
							}
						"
					>
						Add chapter
					</a-button>
				</template>
			</draggable>
		</field-array>
		<a-button type="primary" html-type="submit">{{
			submitText || "Post"
		}}</a-button>
		<a-button
			html-type="submit"
			v-if="canDraft"
			@click="() => (otherBtnInvoked = true)"
		>
			Save for Later
		</a-button>
	</form>
	<!-- </vee-form> -->
</template>
