node-red/packages/node_modules/@node-red/editor-client/src/js/ui/actions.js

95 lines
2.7 KiB
JavaScript

RED.actions = (function() {
var actions = {
};
function addAction(name,handler,options) {
if (typeof handler !== 'function') {
throw new Error("Action handler not a function");
}
if (actions[name]) {
throw new Error("Cannot override existing action");
}
actions[name] = {
handler: handler,
options: options,
};
}
function removeAction(name) {
delete actions[name];
}
function getAction(name) {
return actions[name].handler;
}
function getActionLabel(name) {
let def = actions[name]
if (!def) {
return ''
}
if (!def.label) {
var options = def.options;
var key = options ? options.label : undefined;
if (!key) {
key = "action-list." +name.replace(/^.*:/,"");
}
var label = RED._(key);
if (label === key) {
// no translation. convert `name` to description
label = name.replace(/(^.+:([a-z]))|(-([a-z]))/g, function() {
if (arguments[5] === 0) {
return arguments[2].toUpperCase();
} else {
return " "+arguments[4].toUpperCase();
}
});
}
def.label = label;
}
return def.label
}
function invokeAction() {
var args = Array.prototype.slice.call(arguments);
var name = args.shift();
if (actions.hasOwnProperty(name)) {
var handler = actions[name].handler;
handler.apply(null, args);
}
}
function listActions() {
var result = [];
Object.keys(actions).forEach(function(action) {
var def = actions[action];
var shortcut = RED.keyboard.getShortcut(action);
var isUser = false;
if (shortcut) {
isUser = shortcut.user;
} else {
isUser = !!RED.keyboard.getUserShortcut(action);
}
if (!def.label) {
def.label = getActionLabel(action)
}
result.push({
id:action,
scope:shortcut?shortcut.scope:undefined,
key:shortcut?shortcut.key:undefined,
user:isUser,
label: def.label,
options: def.options,
});
});
return result;
}
return {
add: addAction,
remove: removeAction,
get: getAction,
getLabel: getActionLabel,
invoke: invokeAction,
list: listActions
}
})();