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-rw-r--r--packages/client/src/scripts/hotkey.ts90
1 files changed, 0 insertions, 90 deletions
diff --git a/packages/client/src/scripts/hotkey.ts b/packages/client/src/scripts/hotkey.ts
deleted file mode 100644
index 4a0ded637d..0000000000
--- a/packages/client/src/scripts/hotkey.ts
+++ /dev/null
@@ -1,90 +0,0 @@
-import keyCode from './keycode';
-
-type Callback = (ev: KeyboardEvent) => void;
-
-type Keymap = Record<string, Callback>;
-
-type Pattern = {
- which: string[];
- ctrl?: boolean;
- shift?: boolean;
- alt?: boolean;
-};
-
-type Action = {
- patterns: Pattern[];
- callback: Callback;
- allowRepeat: boolean;
-};
-
-const parseKeymap = (keymap: Keymap) => Object.entries(keymap).map(([patterns, callback]): Action => {
- const result = {
- patterns: [],
- callback,
- allowRepeat: true,
- } as Action;
-
- if (patterns.match(/^\(.*\)$/) !== null) {
- result.allowRepeat = false;
- patterns = patterns.slice(1, -1);
- }
-
- result.patterns = patterns.split('|').map(part => {
- const pattern = {
- which: [],
- ctrl: false,
- alt: false,
- shift: false,
- } as Pattern;
-
- const keys = part.trim().split('+').map(x => x.trim().toLowerCase());
- for (const key of keys) {
- switch (key) {
- case 'ctrl': pattern.ctrl = true; break;
- case 'alt': pattern.alt = true; break;
- case 'shift': pattern.shift = true; break;
- default: pattern.which = keyCode(key).map(k => k.toLowerCase());
- }
- }
-
- return pattern;
- });
-
- return result;
-});
-
-const ignoreElemens = ['input', 'textarea'];
-
-function match(ev: KeyboardEvent, patterns: Action['patterns']): boolean {
- const key = ev.code.toLowerCase();
- return patterns.some(pattern => pattern.which.includes(key) &&
- pattern.ctrl === ev.ctrlKey &&
- pattern.shift === ev.shiftKey &&
- pattern.alt === ev.altKey &&
- !ev.metaKey,
- );
-}
-
-export const makeHotkey = (keymap: Keymap) => {
- const actions = parseKeymap(keymap);
-
- return (ev: KeyboardEvent) => {
- if (document.activeElement) {
- if (ignoreElemens.some(el => document.activeElement!.matches(el))) return;
- if (document.activeElement.attributes['contenteditable']) return;
- }
-
- for (const action of actions) {
- const matched = match(ev, action.patterns);
-
- if (matched) {
- if (!action.allowRepeat && ev.repeat) return;
-
- ev.preventDefault();
- ev.stopPropagation();
- action.callback(ev);
- break;
- }
- }
- };
-};