Implement Vue based Dialogs especially the FilePicker

.eslintrc.json

@@ -0,0 +1,15 @@
+{
+	"extends": ["@nextcloud/eslint-config/typescript"],
+	"overrides": [
+		// https://github.com/mysticatea/eslint-plugin-node/issues/248#issuecomment-1052550467
+		{
+			"files": ["**/*.vue"],
+			"rules": {
+				"n/no-missing-import": "off",
+				// Note: you must disable the base rule as it can report incorrect errors
+				"func-call-spacing": "off",
+				"@typescript-eslint/func-call-spacing": "error"
+			}
+		}
+	]
+}

l10n/messages.pot

@@ -2,6 +2,68 @@ msgid ""
 msgstr ""
 "Content-Type: text/plain; charset=UTF-8\n"
 
-#: lib/toast.ts:223
+#: lib/components/FilePicker/FilePickerBreadcrumbs.vue:89
+msgid "\"{name}\" is an invalid file name."
+msgstr ""
+
+#: lib/components/FilePicker/FilePickerBreadcrumbs.vue:91
+msgid "\"{name}\" is not an allowed filetype"
+msgstr ""
+
+#: lib/components/FilePicker/FilePickerBreadcrumbs.vue:87
+msgid "\"/\" is not allowed inside a file name."
+msgstr ""
+
+#: lib/components/FilePicker/FilePickerNavigation.vue:57
+msgid "All files"
+msgstr ""
+
+#: lib/legacy.ts:135
+msgid "Choose"
+msgstr ""
+
+#: lib/legacy.ts:141
+msgid "Copy"
+msgstr ""
+
+#: lib/components/FilePicker/FilePicker.vue:212
+msgid "Could not create the new folder"
+msgstr ""
+
+#: lib/components/FilePicker/FilePicker.vue:135
+#: lib/components/FilePicker/FilePickerNavigation.vue:65
+msgid "Favorites"
+msgstr ""
+
+#: lib/components/FilePicker/FilePickerBreadcrumbs.vue:85
+msgid "File name cannot be empty."
+msgstr ""
+
+#: lib/components/FilePicker/FileList.vue:39
+msgid "Modified"
+msgstr ""
+
+#: lib/legacy.ts:147
+msgid "Move"
+msgstr ""
+
+#: lib/components/FilePicker/FileList.vue:19
+msgid "Name"
+msgstr ""
+
+#: lib/components/FilePicker/FilePicker.vue:135
+#: lib/components/FilePicker/FilePickerNavigation.vue:61
+msgid "Recent"
+msgstr ""
+
+#: lib/components/FilePicker/FileList.vue:8
+msgid "Select entry"
+msgstr ""
+
+#: lib/components/FilePicker/FileList.vue:29
+msgid "Size"
+msgstr ""
+
+#: lib/toast.ts:228
 msgid "Undo"
 msgstr ""

lib/components/DialogBase.vue

@@ -0,0 +1,174 @@
+<template>
+	<NcModal v-if="open" v-bind="modalProps" @close="handleClose">
+		<Fragment>
+			<div ref="wrapper" :class="['dialog__wrapper', { 'dialog__wrapper--collapsed': isNavigationCollapsed }]">
+				<!-- If the navigation is shown on top of the content, the header should be above the navigation -->
+				<h2 v-if="isNavigationCollapsed" class="dialog__name">
+					{{ props.name }}
+				</h2>
+				<!-- When the navigation is collapsed (too small dialog) it is displayed above the main content, otherwise on the inline start -->
+				<nav v-if="hasNavigation" class="dialog__navigation">
+					<slot name="navigation" :is-collapsed="isNavigationCollapsed" />
+				</nav>
+				<!-- Man dialog content -->
+				<div class="dialog__content">
+					<!-- If the navigation is shown on the side the header should be directly aligned with the content -->
+					<h2 v-if="!isNavigationCollapsed" class="dialog__name">
+						{{ props.name }}
+					</h2>
+					<slot>
+						<p>{{ props.message }}</p>
+					</slot>
+				</div>
+			</div>
+			<!-- The dialog actions aka the buttons -->
+			<div class="dialog__actions">
+				<slot name="actions">
+					<DialogButton v-for="(button, idx) in props.buttons"
+						:key="idx"
+						v-bind="button"
+						@click="handleClose" />
+				</slot>
+			</div>
+		</Fragment>
+	</NcModal>
+</template>
+
+<script setup lang="ts">
+import { NcModal } from '@nextcloud/vue'
+import { computed, ref, useSlots } from 'vue'
+import DialogButton, { type IDialogButton } from './DialogButton.vue'
+import { Fragment } from 'vue-frag'
+import { useElementSize } from '@vueuse/core'
+
+const props = withDefaults(defineProps<{
+	/** Name of the dialog (the heading) */
+	name: string
+	/** Text of the dialog */
+	message?: string
+	/**
+	 * The element here to mount the dialog
+	 * @default 'body'
+	 */
+	container?: string
+	/**
+	 * Size of the underlying NcModal
+	 * @default 'normal'
+	 */
+	size?: 'small' | 'normal' | 'large' | 'full'
+	/**
+	 * Buttons to display
+	 * @default []
+	 */
+	buttons?: readonly IDialogButton[]
+}>(), {
+	size: 'normal',
+	container: 'body',
+	message: '',
+	buttons: () => [],
+})
+
+const emit = defineEmits<{
+	(e: 'close'): void
+}>()
+
+const slots = useSlots()
+
+/**
+ * The dialog wrapper element
+ */
+const wrapper = ref<HTMLDivElement>()
+
+/**
+ * We use the dialog width to decide if we collapse the navigation (flex direction row)
+ */
+const { width: dialogWidth } = useElementSize(wrapper)
+
+/**
+ * Whether the navigation is collapsed due to dialog and window size
+ * (collapses when modal is below: 900px modal width - 2x 12px margin)
+ */
+const isNavigationCollapsed = computed(() => dialogWidth.value < 876)
+
+/**
+ * Whether a navigation was passed and the element should be displayed
+ */
+const hasNavigation = computed(() => slots?.navigation !== undefined)
+
+/**
+ * Whether the dialog is currently open
+ */
+const open = ref(true)
+
+/**
+ * Handle closing the dialog, will emit the `close` event
+ */
+const handleClose = () => {
+	open.value = false
+	emit('close')
+}
+
+const modalProps = computed(() => ({
+	container: props.container,
+	name: props.name,
+	size: props.size,
+}))
+</script>
+
+<style lang="scss" scoped>
+.dialog {
+	&__wrapper {
+		margin-inline: 12px;
+		margin-block: 0 12px; // remove margin to align header with close button
+		display: flex;
+		flex-direction: row;
+
+		&--collapsed {
+			flex-direction: column;
+		}
+	}
+
+	&__navigation {
+		display: flex;
+	}
+
+	// Navigation styling when side-by-side with content
+	&__wrapper:not(&__wrapper--collapsed) &__navigation {
+		margin-block-start: calc(var(--default-clickable-area) + 16px); // align with __name (4px top & 12px bottom margin)
+		flex-direction: column;
+
+		overflow: hidden auto;
+		height: 100%;
+		min-width: 200px;
+		margin-inline-end: 20px;
+	}
+
+	// Navigation styling when on top of content
+	&__wrapper#{&}__wrapper--collapsed &__navigation {
+		flex-direction: row;
+		justify-content: space-between;
+
+		overflow: auto hidden;
+		width: 100%;
+		min-width: 100%;
+	}
+
+	&__name {
+		// Same as the NcAppSettingsDialog
+		text-align: start;
+		height: var(--default-clickable-area);
+		min-height: var(--default-clickable-area);
+		line-height: var(--default-clickable-area);
+		margin-block: 4px 12px; // start = 4px to align with close button
+	}
+
+	&__actions {
+		display: flex;
+		gap: 6px;
+		align-content: center;
+		width: fit-content;
+		margin-inline: auto 12px;
+		margin-block: 0 12px;
+	}
+}
+</style>

lib/components/DialogButton.vue

@@ -0,0 +1,29 @@
+<template>
+	<NcButton :aria-label="props.label" :type="props.type" @click="handleClick">
+		{{ props.label }}
+		<template v-if="props.icon !== undefined" #icon>
+			<component :is="props.icon" :size="20" />
+		</template>
+	</NcButton>
+</template>
+
+<script setup lang="ts">
+import type { AsyncComponent, Component } from 'vue'
+import { NcButton } from '@nextcloud/vue'
+
+export interface IDialogButton {
+    label: string,
+    icon?: Component | AsyncComponent,
+    callback: () => void,
+    type?: 'primary' | 'secondary' | 'error' | 'warning' | 'success'
+}
+
+const props = defineProps<IDialogButton>()
+const emit = defineEmits<(e: 'click', event: MouseEvent) => void>()
+
+const handleClick = (e: MouseEvent) => {
+	props.callback?.()
+	emit('click', e)
+}
+
+</script>

lib/components/FilePicker/FileList.scss

@@ -0,0 +1,17 @@
+tr.file-picker__row {
+	height: var(--row-height, 50px);
+
+	td {
+		cursor: pointer;
+		overflow: hidden;
+		text-overflow: ellipsis;
+		padding-inline: 14px 0;
+		border-bottom: none; // remove lines between elements
+
+		// Make "size" and "modified" rows end aligned
+		&:not(:nth-of-type(2)) {
+			text-align: end;
+			padding-inline: 0 14px; // align with header
+		}
+	}
+}