anki/ts/editor/NoteEditor.svelte
2023-07-27 23:35:20 +10:00

732 lines
25 KiB
Svelte

<!--
Copyright: Ankitects Pty Ltd and contributors
License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
-->
<script context="module" lang="ts">
import type { Writable } from "svelte/store";
import Collapsible from "../components/Collapsible.svelte";
import type { EditingInputAPI } from "./EditingArea.svelte";
import type { EditorToolbarAPI } from "./editor-toolbar";
import type { EditorFieldAPI } from "./EditorField.svelte";
import FieldState from "./FieldState.svelte";
import LabelContainer from "./LabelContainer.svelte";
import LabelName from "./LabelName.svelte";
export interface NoteEditorAPI {
fields: EditorFieldAPI[];
hoveredField: Writable<EditorFieldAPI | null>;
focusedField: Writable<EditorFieldAPI | null>;
focusedInput: Writable<EditingInputAPI | null>;
toolbar: EditorToolbarAPI;
}
import { registerPackage } from "@tslib/runtime-require";
import contextProperty from "../sveltelib/context-property";
import lifecycleHooks from "../sveltelib/lifecycle-hooks";
const key = Symbol("noteEditor");
const [context, setContextProperty] = contextProperty<NoteEditorAPI>(key);
const [lifecycle, instances, setupLifecycleHooks] = lifecycleHooks<NoteEditorAPI>();
export { context };
registerPackage("anki/NoteEditor", {
context,
lifecycle,
instances,
});
</script>
<script lang="ts">
import { bridgeCommand } from "@tslib/bridgecommand";
import * as tr from "@tslib/ftl";
import { onMount, tick } from "svelte";
import { get, writable } from "svelte/store";
import Absolute from "../components/Absolute.svelte";
import Badge from "../components/Badge.svelte";
import { TagEditor } from "../tag-editor";
import { commitTagEdits } from "../tag-editor/TagInput.svelte";
import { ChangeTimer } from "./change-timer";
import { clearableArray } from "./destroyable";
import DuplicateLink from "./DuplicateLink.svelte";
import EditorToolbar from "./editor-toolbar";
import type { FieldData } from "./EditorField.svelte";
import EditorField from "./EditorField.svelte";
import Fields from "./Fields.svelte";
import { alertIcon } from "./icons";
import ImageOverlay from "./image-overlay";
import { shrinkImagesByDefault } from "./image-overlay/ImageOverlay.svelte";
import MathjaxOverlay from "./mathjax-overlay";
import { closeMathjaxEditor } from "./mathjax-overlay/MathjaxEditor.svelte";
import Notification from "./Notification.svelte";
import PlainTextInput from "./plain-text-input";
import { closeHTMLTags } from "./plain-text-input/PlainTextInput.svelte";
import PlainTextBadge from "./PlainTextBadge.svelte";
import RichTextInput, { editingInputIsRichText } from "./rich-text-input";
import RichTextBadge from "./RichTextBadge.svelte";
import type { NotetypeIdAndModTime, SessionOptions } from "./types";
function quoteFontFamily(fontFamily: string): string {
// generic families (e.g. sans-serif) must not be quoted
if (!/^[-a-z]+$/.test(fontFamily)) {
fontFamily = `"${fontFamily}"`;
}
return fontFamily;
}
const size = 1.6;
const wrap = true;
const sessionOptions: SessionOptions = {};
export function saveSession(): void {
if (notetypeMeta) {
sessionOptions[notetypeMeta.id] = {
fieldsCollapsed,
fieldStates: {
richTextsHidden,
plainTextsHidden,
plainTextDefaults,
},
modTimeOfNotetype: notetypeMeta.modTime,
};
}
}
const fieldStores: Writable<string>[] = [];
let fieldNames: string[] = [];
export function setFields(fs: [string, string][]): void {
// this is a bit of a mess -- when moving to Rust calls, we should make
// sure to have two backend endpoints for:
// * the note, which can be set through this view
// * the fieldname, font, etc., which cannot be set
const newFieldNames: string[] = [];
for (const [index, [fieldName]] of fs.entries()) {
newFieldNames[index] = fieldName;
}
for (let i = fieldStores.length; i < newFieldNames.length; i++) {
const newStore = writable("");
fieldStores[i] = newStore;
newStore.subscribe((value) => updateField(i, value));
}
for (
let i = fieldStores.length;
i > newFieldNames.length;
i = fieldStores.length
) {
fieldStores.pop();
}
for (const [index, [, fieldContent]] of fs.entries()) {
fieldStores[index].set(fieldContent);
}
fieldNames = newFieldNames;
}
let fieldsCollapsed: boolean[] = [];
export function setCollapsed(defaultCollapsed: boolean[]): void {
fieldsCollapsed =
sessionOptions[notetypeMeta?.id]?.fieldsCollapsed ?? defaultCollapsed;
}
let richTextsHidden: boolean[] = [];
let plainTextsHidden: boolean[] = [];
let plainTextDefaults: boolean[] = [];
export function setPlainTexts(defaultPlainTexts: boolean[]): void {
const states = sessionOptions[notetypeMeta?.id]?.fieldStates;
if (states) {
richTextsHidden = states.richTextsHidden;
plainTextsHidden = states.plainTextsHidden;
plainTextDefaults = states.plainTextDefaults;
} else {
plainTextDefaults = defaultPlainTexts;
richTextsHidden = [...defaultPlainTexts];
plainTextsHidden = Array.from(defaultPlainTexts, (v) => !v);
}
}
export function triggerChanges(): void {
// I know this looks quite weird and doesn't seem to do anything
// but if we don't call this after setPlainTexts() and setCollapsed()
// when switching notetypes, existing collapsibles won't react
// automatically to the updated props
tick().then(() => {
fieldsCollapsed = fieldsCollapsed;
plainTextDefaults = plainTextDefaults;
richTextsHidden = richTextsHidden;
plainTextsHidden = plainTextsHidden;
});
}
function setMathjaxEnabled(enabled: boolean): void {
mathjaxConfig.enabled = enabled;
}
let fieldDescriptions: string[] = [];
export function setDescriptions(descriptions: string[]): void {
fieldDescriptions = descriptions.map((d) =>
d.replace(/\\/g, "").replace(/"/g, '\\"'),
);
}
let fonts: [string, number, boolean][] = [];
const fields = clearableArray<EditorFieldAPI>();
export function setFonts(fs: [string, number, boolean][]): void {
fonts = fs;
}
export function focusField(index: number | null): void {
tick().then(() => {
if (typeof index === "number") {
if (!(index in fields)) {
return;
}
fields[index].editingArea?.refocus();
} else {
$focusedInput?.refocus();
}
});
}
const tags = writable<string[]>([]);
export function setTags(ts: string[]): void {
$tags = ts;
}
const tagsCollapsed = writable<boolean>();
export function setTagsCollapsed(collapsed: boolean): void {
$tagsCollapsed = collapsed;
}
function updateTagsCollapsed(collapsed: boolean) {
$tagsCollapsed = collapsed;
bridgeCommand(`setTagsCollapsed:${$tagsCollapsed}`);
}
let noteId: number | null = null;
export function setNoteId(ntid: number): void {
// TODO this is a hack, because it requires the NoteEditor to know implementation details of the PlainTextInput.
// It should be refactored once we work on our own Undo stack
for (const pi of plainTextInputs) {
pi.api.codeMirror.editor.then((editor) => editor.clearHistory());
}
noteId = ntid;
}
let notetypeMeta: NotetypeIdAndModTime;
function setNotetypeMeta({ id, modTime }: NotetypeIdAndModTime): void {
notetypeMeta = { id, modTime };
// Discard the saved state of the fields if the notetype has been modified.
if (sessionOptions[id]?.modTimeOfNotetype !== modTime) {
delete sessionOptions[id];
}
}
function getNoteId(): number | null {
return noteId;
}
let isImageOcclusion = false;
function setIsImageOcclusion(val: boolean) {
isImageOcclusion = val;
$ioMaskEditorVisible = val;
}
let isEditMode = false;
function setIsEditMode(val: boolean) {
isEditMode = val;
}
let cols: ("dupe" | "")[] = [];
export function setBackgrounds(cls: ("dupe" | "")[]): void {
cols = cls;
}
let hint: string = "";
export function setClozeHint(hnt: string): void {
hint = hnt;
}
$: fieldsData = fieldNames.map((name, index) => ({
name,
plainText: plainTextDefaults[index],
description: fieldDescriptions[index],
fontFamily: quoteFontFamily(fonts[index][0]),
fontSize: fonts[index][1],
direction: fonts[index][2] ? "rtl" : "ltr",
collapsed: fieldsCollapsed[index],
hidden: hideFieldInOcclusionType(index),
})) as FieldData[];
function saveTags({ detail }: CustomEvent): void {
tagAmount = detail.tags.filter((tag: string) => tag != "").length;
bridgeCommand(`saveTags:${JSON.stringify(detail.tags)}`);
}
const fieldSave = new ChangeTimer();
function transformContentBeforeSave(content: string): string {
return content.replace(/ data-editor-shrink="(true|false)"/g, "");
}
function updateField(index: number, content: string): void {
fieldSave.schedule(
() =>
bridgeCommand(
`key:${index}:${getNoteId()}:${transformContentBeforeSave(
content,
)}`,
),
600,
);
}
function saveFieldNow(): void {
/* this will always be a key save */
fieldSave.fireImmediately();
}
function saveNow(): void {
updateIONoteInEditMode();
closeMathjaxEditor?.();
$commitTagEdits();
saveFieldNow();
}
export function saveOnPageHide() {
if (document.visibilityState === "hidden") {
// will fire on session close and minimize
saveFieldNow();
}
}
export function focusIfField(x: number, y: number): boolean {
const elements = document.elementsFromPoint(x, y);
const first = elements[0];
if (first.shadowRoot) {
const richTextInput = first.shadowRoot.lastElementChild! as HTMLElement;
richTextInput.focus();
return true;
}
return false;
}
let richTextInputs: RichTextInput[] = [];
$: richTextInputs = richTextInputs.filter(Boolean);
let plainTextInputs: PlainTextInput[] = [];
$: plainTextInputs = plainTextInputs.filter(Boolean);
function toggleRichTextInput(index: number): void {
const hidden = !richTextsHidden[index];
richTextInputs[index].focusFlag.setFlag(!hidden);
richTextsHidden[index] = hidden;
if (hidden) {
plainTextInputs[index].api.refocus();
}
}
function togglePlainTextInput(index: number): void {
const hidden = !plainTextsHidden[index];
plainTextInputs[index].focusFlag.setFlag(!hidden);
plainTextsHidden[index] = hidden;
if (hidden) {
richTextInputs[index].api.refocus();
}
}
function toggleField(index: number): void {
const collapsed = !fieldsCollapsed[index];
fieldsCollapsed[index] = collapsed;
const defaultInput = !plainTextDefaults[index]
? richTextInputs[index]
: plainTextInputs[index];
if (!collapsed) {
defaultInput.api.refocus();
} else if (!plainTextDefaults[index]) {
plainTextsHidden[index] = true;
} else {
richTextsHidden[index] = true;
}
}
const toolbar: Partial<EditorToolbarAPI> = {};
function setShrinkImages(shrinkByDefault: boolean) {
$shrinkImagesByDefault = shrinkByDefault;
}
function setCloseHTMLTags(closeTags: boolean) {
$closeHTMLTags = closeTags;
}
/**
* Enable/Disable add-on buttons that do not have the `perm` class
*/
function setAddonButtonsDisabled(disabled: boolean): void {
document.querySelectorAll("button.linkb:not(.perm)").forEach((button) => {
(button as HTMLButtonElement).disabled = disabled;
});
}
import { wrapInternal } from "@tslib/wrap";
import LabelButton from "components/LabelButton.svelte";
import Shortcut from "components/Shortcut.svelte";
import ImageOcclusionPage from "image-occlusion/ImageOcclusionPage.svelte";
import type { IOMode } from "image-occlusion/lib";
import { exportShapesToClozeDeletions } from "image-occlusion/shapes/to-cloze";
import { ioMaskEditorVisible } from "image-occlusion/store";
import { mathjaxConfig } from "../editable/mathjax-element";
import CollapseLabel from "./CollapseLabel.svelte";
import * as oldEditorAdapter from "./old-editor-adapter";
let isIOImageLoaded = false;
let imageOcclusionMode: IOMode | undefined;
async function setupMaskEditor(options: { html: string; mode: IOMode }) {
imageOcclusionMode = options.mode;
if (options.mode.kind === "add") {
fieldStores[1].set(options.html);
}
isIOImageLoaded = true;
}
// update cloze deletions and set occlusion fields, it call in saveNow to update cloze deletions
function updateIONoteInEditMode() {
if (isEditMode) {
const clozeNote = get(fieldStores[0]);
if (clozeNote.includes("oi=1")) {
setOcclusionField(true);
} else {
setOcclusionField(false);
}
}
}
// reset for new occlusion in add mode
function resetIOImageLoaded() {
isIOImageLoaded = false;
globalThis.canvas.clear();
const page = document.querySelector(".image-occlusion");
if (page) {
page.remove();
}
}
globalThis.resetIOImageLoaded = resetIOImageLoaded;
function setOcclusionField(occludeInactive: boolean) {
// set fields data for occlusion and image fields for io notes type
if (isImageOcclusion) {
const occlusionsData = exportShapesToClozeDeletions(occludeInactive);
fieldStores[0].set(occlusionsData.clozes);
}
}
// hide first two fields for occlusion type, first contains occlusion data and second contains image
function hideFieldInOcclusionType(index: number) {
if (isImageOcclusion) {
if (index == 0 || index == 1) {
return true;
}
}
return false;
}
onMount(() => {
function wrap(before: string, after: string): void {
if (!$focusedInput || !editingInputIsRichText($focusedInput)) {
return;
}
$focusedInput.element.then((element) => {
wrapInternal(element, before, after, false);
});
}
Object.assign(globalThis, {
saveSession,
setFields,
setCollapsed,
setPlainTexts,
setDescriptions,
setFonts,
focusField,
setTags,
setTagsCollapsed,
setBackgrounds,
setClozeHint,
saveNow,
focusIfField,
getNoteId,
setNoteId,
setNotetypeMeta,
wrap,
setMathjaxEnabled,
setShrinkImages,
setCloseHTMLTags,
triggerChanges,
setIsImageOcclusion,
setIsEditMode,
setupMaskEditor,
setOcclusionField,
...oldEditorAdapter,
});
document.addEventListener("visibilitychange", saveOnPageHide);
return () => document.removeEventListener("visibilitychange", saveOnPageHide);
});
let apiPartial: Partial<NoteEditorAPI> = {};
export { apiPartial as api };
const hoveredField: NoteEditorAPI["hoveredField"] = writable(null);
const focusedField: NoteEditorAPI["focusedField"] = writable(null);
const focusedInput: NoteEditorAPI["focusedInput"] = writable(null);
const api: NoteEditorAPI = {
...apiPartial,
hoveredField,
focusedField,
focusedInput,
toolbar: toolbar as EditorToolbarAPI,
fields,
};
setContextProperty(api);
setupLifecycleHooks(api);
$: tagAmount = $tags.length;
</script>
<!--
@component
Serves as a pre-slotted convenience component which combines all the common
components and functionality for general note editing.
Functionality exclusive to specific note-editing views (e.g. in the browser or
the AddCards dialog) should be implemented in the user of this component.
-->
<div class="note-editor">
<EditorToolbar {size} {wrap} api={toolbar}>
<slot slot="notetypeButtons" name="notetypeButtons" />
</EditorToolbar>
{#if hint}
<Absolute bottom right --margin="10px">
<Notification>
<Badge --badge-color="tomato" --icon-align="top">
{@html alertIcon}
</Badge>
<span>{@html hint}</span>
</Notification>
</Absolute>
{/if}
{#if imageOcclusionMode}
<div style="display: {$ioMaskEditorVisible ? 'block' : 'none'}">
<ImageOcclusionPage mode={imageOcclusionMode} />
</div>
{/if}
{#if $ioMaskEditorVisible && isImageOcclusion && !isIOImageLoaded}
<div id="io-select-image-div" style="padding-top: 60px; text-align: center;">
<LabelButton
--border-left-radius="5px"
--border-right-radius="5px"
class="io-select-image-btn"
on:click={() => {
imageOcclusionMode = undefined;
bridgeCommand("addImageForOcclusion");
}}
>
{tr.notetypesIoSelectImage()}
</LabelButton>
</div>
{/if}
{#if !$ioMaskEditorVisible}
<Fields>
{#each fieldsData as field, index}
{@const content = fieldStores[index]}
<EditorField
{field}
{content}
flipInputs={plainTextDefaults[index]}
api={fields[index]}
on:focusin={() => {
$focusedField = fields[index];
setAddonButtonsDisabled(false);
bridgeCommand(`focus:${index}`);
}}
on:focusout={() => {
$focusedField = null;
setAddonButtonsDisabled(true);
bridgeCommand(
`blur:${index}:${getNoteId()}:${transformContentBeforeSave(
get(content),
)}`,
);
}}
on:mouseenter={() => {
$hoveredField = fields[index];
}}
on:mouseleave={() => {
$hoveredField = null;
}}
collapsed={fieldsCollapsed[index]}
dupe={cols[index] === "dupe"}
--description-font-size="{field.fontSize}px"
--description-content={`"${field.description}"`}
>
<svelte:fragment slot="field-label">
<LabelContainer
collapsed={fieldsCollapsed[index]}
on:toggle={() => toggleField(index)}
--icon-align="bottom"
>
<svelte:fragment slot="field-name">
<LabelName>
{field.name}
</LabelName>
</svelte:fragment>
<FieldState>
{#if cols[index] === "dupe"}
<DuplicateLink />
{/if}
{#if plainTextDefaults[index]}
<RichTextBadge
show={!fieldsCollapsed[index] &&
(fields[index] === $hoveredField ||
fields[index] === $focusedField)}
bind:off={richTextsHidden[index]}
on:toggle={() => toggleRichTextInput(index)}
/>
{:else}
<PlainTextBadge
show={!fieldsCollapsed[index] &&
(fields[index] === $hoveredField ||
fields[index] === $focusedField)}
bind:off={plainTextsHidden[index]}
on:toggle={() => togglePlainTextInput(index)}
/>
{/if}
<slot
name="field-state"
{field}
{index}
show={fields[index] === $hoveredField ||
fields[index] === $focusedField}
/>
</FieldState>
</LabelContainer>
</svelte:fragment>
<svelte:fragment slot="rich-text-input">
<Collapsible
collapse={richTextsHidden[index]}
let:collapsed={hidden}
toggleDisplay
>
<RichTextInput
{hidden}
on:focusout={() => {
saveFieldNow();
$focusedInput = null;
}}
bind:this={richTextInputs[index]}
/>
</Collapsible>
</svelte:fragment>
<svelte:fragment slot="plain-text-input">
<Collapsible
collapse={plainTextsHidden[index]}
let:collapsed={hidden}
toggleDisplay
>
<PlainTextInput
{hidden}
on:focusout={() => {
saveFieldNow();
$focusedInput = null;
}}
bind:this={plainTextInputs[index]}
/>
</Collapsible>
</svelte:fragment>
</EditorField>
{/each}
<MathjaxOverlay />
<ImageOverlay maxWidth={250} maxHeight={125} />
</Fields>
<Shortcut
keyCombination="Control+Shift+T"
on:action={() => {
updateTagsCollapsed(false);
}}
/>
<CollapseLabel
collapsed={$tagsCollapsed}
tooltip={$tagsCollapsed ? tr.editingExpand() : tr.editingCollapse()}
on:toggle={() => updateTagsCollapsed(!$tagsCollapsed)}
>
{@html `${tagAmount > 0 ? tagAmount : ""} ${tr.editingTags()}`}
</CollapseLabel>
<Collapsible toggleDisplay collapse={$tagsCollapsed}>
<TagEditor {tags} on:tagsupdate={saveTags} />
</Collapsible>
{/if}
</div>
<style lang="scss">
.note-editor {
display: flex;
flex-direction: column;
height: 100%;
}
:global(.image-occlusion) {
position: fixed;
}
:global(.image-occlusion .tab-buttons) {
display: none !important;
}
:global(.image-occlusion .top-tool-bar-container) {
margin-left: 28px !important;
}
:global(.top-tool-bar-container .icon-button) {
height: 36px !important;
}
:global(.image-occlusion .tool-bar-container) {
top: unset !important;
margin-top: 2px !important;
}
:global(.io-select-image-btn) {
margin: auto;
padding: 0px 8px 0px 8px !important;
}
:global(.image-occlusion .sticky-footer) {
display: none;
}
</style>