From 9384f5399da39e53855beb8e7f8ded1aa56bf72e Mon Sep 17 00:00:00 2001
From: syuilo <Syuilotan@yahoo.co.jp>
Date: Tue, 27 Dec 2022 14:36:33 +0900
Subject: rename: client -> frontend

---
 packages/frontend/src/components/MkModal.vue | 406 +++++++++++++++++++++++++++
 1 file changed, 406 insertions(+)
 create mode 100644 packages/frontend/src/components/MkModal.vue

(limited to 'packages/frontend/src/components/MkModal.vue')

diff --git a/packages/frontend/src/components/MkModal.vue b/packages/frontend/src/components/MkModal.vue
new file mode 100644
index 0000000000..2305a02794
--- /dev/null
+++ b/packages/frontend/src/components/MkModal.vue
@@ -0,0 +1,406 @@
+<template>
+<transition :name="$store.state.animation ? (type === 'drawer') ? 'modal-drawer' : (type === 'popup') ? 'modal-popup' : 'modal' : ''" :duration="$store.state.animation ? 200 : 0" appear @after-leave="emit('closed')" @enter="emit('opening')" @after-enter="onOpened">
+	<div v-show="manualShowing != null ? manualShowing : showing" v-hotkey.global="keymap" class="qzhlnise" :class="{ drawer: type === 'drawer', dialog: type === 'dialog' || type === 'dialog:top', popup: type === 'popup' }" :style="{ zIndex, pointerEvents: (manualShowing != null ? manualShowing : showing) ? 'auto' : 'none', '--transformOrigin': transformOrigin }">
+		<div class="bg _modalBg" :class="{ transparent: transparentBg && (type === 'popup') }" :style="{ zIndex }" @click="onBgClick" @contextmenu.prevent.stop="() => {}"></div>
+		<div ref="content" class="content" :class="{ fixed, top: type === 'dialog:top' }" :style="{ zIndex }" @click.self="onBgClick">
+			<slot :max-height="maxHeight" :type="type"></slot>
+		</div>
+	</div>
+</transition>
+</template>
+
+<script lang="ts" setup>
+import { nextTick, onMounted, watch, provide } from 'vue';
+import * as os from '@/os';
+import { isTouchUsing } from '@/scripts/touch';
+import { defaultStore } from '@/store';
+import { deviceKind } from '@/scripts/device-kind';
+
+function getFixedContainer(el: Element | null): Element | null {
+	if (el == null || el.tagName === 'BODY') return null;
+	const position = window.getComputedStyle(el).getPropertyValue('position');
+	if (position === 'fixed') {
+		return el;
+	} else {
+		return getFixedContainer(el.parentElement);
+	}
+}
+
+type ModalTypes = 'popup' | 'dialog' | 'dialog:top' | 'drawer';
+
+const props = withDefaults(defineProps<{
+	manualShowing?: boolean | null;
+	anchor?: { x: string; y: string; };
+	src?: HTMLElement;
+	preferType?: ModalTypes | 'auto';
+	zPriority?: 'low' | 'middle' | 'high';
+	noOverlap?: boolean;
+	transparentBg?: boolean;
+}>(), {
+	manualShowing: null,
+	src: null,
+	anchor: () => ({ x: 'center', y: 'bottom' }),
+	preferType: 'auto',
+	zPriority: 'low',
+	noOverlap: true,
+	transparentBg: false,
+});
+
+const emit = defineEmits<{
+	(ev: 'opening'): void;
+	(ev: 'opened'): void;
+	(ev: 'click'): void;
+	(ev: 'esc'): void;
+	(ev: 'close'): void;
+	(ev: 'closed'): void;
+}>();
+
+provide('modal', true);
+
+let maxHeight = $ref<number>();
+let fixed = $ref(false);
+let transformOrigin = $ref('center');
+let showing = $ref(true);
+let content = $ref<HTMLElement>();
+const zIndex = os.claimZIndex(props.zPriority);
+const type = $computed(() => {
+	if (props.preferType === 'auto') {
+		if (!defaultStore.state.disableDrawer && isTouchUsing && deviceKind === 'smartphone') {
+			return 'drawer';
+		} else {
+			return props.src != null ? 'popup' : 'dialog';
+		}
+	} else {
+		return props.preferType!;
+	}
+});
+
+let contentClicking = false;
+
+const close = () => {
+	// eslint-disable-next-line vue/no-mutating-props
+	if (props.src) props.src.style.pointerEvents = 'auto';
+	showing = false;
+	emit('close');
+};
+
+const onBgClick = () => {
+	if (contentClicking) return;
+	emit('click');
+};
+
+if (type === 'drawer') {
+	maxHeight = window.innerHeight / 1.5;
+}
+
+const keymap = {
+	'esc': () => emit('esc'),
+};
+
+const MARGIN = 16;
+
+const align = () => {
+	if (props.src == null) return;
+	if (type === 'drawer') return;
+	if (type === 'dialog') return;
+
+	if (content == null) return;
+
+	const srcRect = props.src.getBoundingClientRect();
+
+	const width = content!.offsetWidth;
+	const height = content!.offsetHeight;
+
+	let left;
+	let top;
+
+	const x = srcRect.left + (fixed ? 0 : window.pageXOffset);
+	const y = srcRect.top + (fixed ? 0 : window.pageYOffset);
+
+	if (props.anchor.x === 'center') {
+		left = x + (props.src.offsetWidth / 2) - (width / 2);
+	} else if (props.anchor.x === 'left') {
+		// TODO
+	} else if (props.anchor.x === 'right') {
+		left = x + props.src.offsetWidth;
+	}
+
+	if (props.anchor.y === 'center') {
+		top = (y - (height / 2));
+	} else if (props.anchor.y === 'top') {
+		// TODO
+	} else if (props.anchor.y === 'bottom') {
+		top = y + props.src.offsetHeight;
+	}
+
+	if (fixed) {
+		// 画面から横にはみ出る場合
+		if (left + width > window.innerWidth) {
+			left = window.innerWidth - width;
+		}
+
+		const underSpace = (window.innerHeight - MARGIN) - top;
+		const upperSpace = (srcRect.top - MARGIN);
+
+		// 画面から縦にはみ出る場合
+		if (top + height > (window.innerHeight - MARGIN)) {
+			if (props.noOverlap && props.anchor.x === 'center') {
+				if (underSpace >= (upperSpace / 3)) {
+					maxHeight = underSpace;
+				} else {
+					maxHeight = upperSpace;
+					top = (upperSpace + MARGIN) - height;
+				}
+			} else {
+				top = (window.innerHeight - MARGIN) - height;
+			}
+		} else {
+			maxHeight = underSpace;
+		}
+	} else {
+		// 画面から横にはみ出る場合
+		if (left + width - window.pageXOffset > window.innerWidth) {
+			left = window.innerWidth - width + window.pageXOffset - 1;
+		}
+
+		const underSpace = (window.innerHeight - MARGIN) - (top - window.pageYOffset);
+		const upperSpace = (srcRect.top - MARGIN);
+
+		// 画面から縦にはみ出る場合
+		if (top + height - window.pageYOffset > (window.innerHeight - MARGIN)) {
+			if (props.noOverlap && props.anchor.x === 'center') {
+				if (underSpace >= (upperSpace / 3)) {
+					maxHeight = underSpace;
+				} else {
+					maxHeight = upperSpace;
+					top = window.pageYOffset + ((upperSpace + MARGIN) - height);
+				}
+			} else {
+				top = (window.innerHeight - MARGIN) - height + window.pageYOffset - 1;
+			}
+		} else {
+			maxHeight = underSpace;
+		}
+	}
+
+	if (top < 0) {
+		top = MARGIN;
+	}
+
+	if (left < 0) {
+		left = 0;
+	}
+
+	let transformOriginX = 'center';
+	let transformOriginY = 'center';
+
+	if (top >= srcRect.top + props.src.offsetHeight + (fixed ? 0 : window.pageYOffset)) {
+		transformOriginY = 'top';
+	} else if ((top + height) <= srcRect.top + (fixed ? 0 : window.pageYOffset)) {
+		transformOriginY = 'bottom';
+	}
+
+	if (left >= srcRect.left + props.src.offsetWidth + (fixed ? 0 : window.pageXOffset)) {
+		transformOriginX = 'left';
+	} else if ((left + width) <= srcRect.left + (fixed ? 0 : window.pageXOffset)) {
+		transformOriginX = 'right';
+	}
+
+	transformOrigin = `${transformOriginX} ${transformOriginY}`;
+
+	content.style.left = left + 'px';
+	content.style.top = top + 'px';
+};
+
+const onOpened = () => {
+	emit('opened');
+
+	// モーダルコンテンツにマウスボタンが押され、コンテンツ外でマウスボタンが離されたときにモーダルバックグラウンドクリックと判定させないためにマウスイベントを監視しフラグ管理する
+	const el = content!.children[0];
+	el.addEventListener('mousedown', ev => {
+		contentClicking = true;
+		window.addEventListener('mouseup', ev => {
+			// click イベントより先に mouseup イベントが発生するかもしれないのでちょっと待つ
+			window.setTimeout(() => {
+				contentClicking = false;
+			}, 100);
+		}, { passive: true, once: true });
+	}, { passive: true });
+};
+
+onMounted(() => {
+	watch(() => props.src, async () => {
+		if (props.src) {
+			// eslint-disable-next-line vue/no-mutating-props
+			props.src.style.pointerEvents = 'none';
+		}
+		fixed = (type === 'drawer') || (getFixedContainer(props.src) != null);
+
+		await nextTick();
+		
+		align();
+	}, { immediate: true });
+
+	nextTick(() => {
+		new ResizeObserver((entries, observer) => {
+			align();
+		}).observe(content!);
+	});
+});
+
+defineExpose({
+	close,
+});
+</script>
+
+<style lang="scss" scoped>
+.modal-enter-active, .modal-leave-active {
+	> .bg {
+		transition: opacity 0.2s !important;
+	}
+
+	> .content {
+		transform-origin: var(--transformOrigin);
+		transition: opacity 0.2s, transform 0.2s !important;
+	}
+}
+.modal-enter-from, .modal-leave-to {
+	> .bg {
+		opacity: 0;
+	}
+
+	> .content {
+		pointer-events: none;
+		opacity: 0;
+		transform-origin: var(--transformOrigin);
+		transform: scale(0.9);
+	}
+}
+
+.modal-popup-enter-active, .modal-popup-leave-active {
+	> .bg {
+		transition: opacity 0.2s !important;
+	}
+
+	> .content {
+		transform-origin: var(--transformOrigin);
+		transition: opacity 0.2s cubic-bezier(0, 0, 0.2, 1), transform 0.2s cubic-bezier(0, 0, 0.2, 1) !important;
+	}
+}
+.modal-popup-enter-from, .modal-popup-leave-to {
+	> .bg {
+		opacity: 0;
+	}
+
+	> .content {
+		pointer-events: none;
+		opacity: 0;
+		transform-origin: var(--transformOrigin);
+		transform: scale(0.9);
+	}
+}
+
+.modal-drawer-enter-active {
+	> .bg {
+		transition: opacity 0.2s !important;
+	}
+
+	> .content {
+		transition: transform 0.2s cubic-bezier(0,.5,0,1) !important;
+	}
+}
+.modal-drawer-leave-active {
+	> .bg {
+		transition: opacity 0.2s !important;
+	}
+
+	> .content {
+		transition: transform 0.2s cubic-bezier(0,.5,0,1) !important;
+	}
+}
+.modal-drawer-enter-from, .modal-drawer-leave-to {
+	> .bg {
+		opacity: 0;
+	}
+
+	> .content {
+		pointer-events: none;
+		transform: translateY(100%);
+	}
+}
+
+.qzhlnise {
+	> .bg {
+		&.transparent {
+			background: transparent;
+			-webkit-backdrop-filter: none;
+			backdrop-filter: none;
+		}
+	}
+
+	&.dialog {
+		> .content {
+			position: fixed;
+			top: 0;
+			bottom: 0;
+			left: 0;
+			right: 0;
+			margin: auto;
+			padding: 32px;
+			// TODO: mask-imageはiOSだとやたら重い。なんとかしたい
+			-webkit-mask-image: linear-gradient(0deg, rgba(0,0,0,0) 0%, rgba(0,0,0,1) 32px, rgba(0,0,0,1) calc(100% - 32px), rgba(0,0,0,0) 100%);
+			mask-image: linear-gradient(0deg, rgba(0,0,0,0) 0%, rgba(0,0,0,1) 32px, rgba(0,0,0,1) calc(100% - 32px), rgba(0,0,0,0) 100%);
+			overflow: auto;
+			display: flex;
+
+			@media (max-width: 500px) {
+				padding: 16px;
+				-webkit-mask-image: linear-gradient(0deg, rgba(0,0,0,0) 0%, rgba(0,0,0,1) 16px, rgba(0,0,0,1) calc(100% - 16px), rgba(0,0,0,0) 100%);
+				mask-image: linear-gradient(0deg, rgba(0,0,0,0) 0%, rgba(0,0,0,1) 16px, rgba(0,0,0,1) calc(100% - 16px), rgba(0,0,0,0) 100%);
+			}
+
+			> ::v-deep(*) {
+				margin: auto;
+			}
+
+			&.top {
+				> ::v-deep(*) {
+					margin-top: 0;
+				}
+			}
+		}
+	}
+
+	&.popup {
+		> .content {
+			position: absolute;
+
+			&.fixed {
+				position: fixed;
+			}
+		}
+	}
+
+	&.drawer {
+		position: fixed;
+		top: 0;
+		left: 0;
+		width: 100%;
+		height: 100%;
+		overflow: clip;
+
+		> .content {
+			position: fixed;
+			bottom: 0;
+			left: 0;
+			right: 0;
+			margin: auto;
+
+			> ::v-deep(*) {
+				margin: auto;
+			}
+		}
+	}
+
+}
+</style>
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