molstar
Version:
A comprehensive macromolecular library.
106 lines • 4.05 kB
JavaScript
;
/**
* Copyright (c) 2018 mol* contributors, licensed under MIT, See LICENSE file for more info.
*
* @author David Sehnal <david.sehnal@gmail.com>
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.PluginCommandManager = exports.PluginCommand = void 0;
var tslib_1 = require("tslib");
var mol_util_1 = require("../mol-util");
function PluginCommand() {
var ret = (function (ctx, params) { return ctx.commands.dispatch(ret, params || {}); });
ret.subscribe = function (ctx, action) { return ctx.commands.subscribe(ret, action); };
ret.id = mol_util_1.UUID.create22();
return ret;
}
exports.PluginCommand = PluginCommand;
var PluginCommandManager = /** @class */ (function () {
function PluginCommandManager() {
this.subs = new Map();
this.disposing = false;
}
PluginCommandManager.prototype.subscribe = function (cmd, action) {
var _this = this;
var actions = this.subs.get(cmd.id);
if (!actions) {
actions = [];
this.subs.set(cmd.id, actions);
}
actions.push(action);
return {
unsubscribe: function () {
var actions = _this.subs.get(cmd.id);
if (!actions)
return;
var idx = actions.indexOf(action);
if (idx < 0)
return;
for (var i = idx + 1; i < actions.length; i++) {
actions[i - 1] = actions[i];
}
actions.pop();
}
};
};
/** Resolves after all actions have completed */
PluginCommandManager.prototype.dispatch = function (cmd, params) {
var _this = this;
return new Promise(function (resolve, reject) {
if (_this.disposing) {
reject('disposed');
return;
}
var actions = _this.subs.get(cmd.id);
if (!actions) {
resolve();
return;
}
_this.resolve({ cmd: cmd, params: params, resolve: resolve, reject: reject });
});
};
PluginCommandManager.prototype.dispose = function () {
this.subs.clear();
};
PluginCommandManager.prototype.resolve = function (instance) {
return (0, tslib_1.__awaiter)(this, void 0, void 0, function () {
var actions, _i, actions_1, a, e_1;
return (0, tslib_1.__generator)(this, function (_a) {
switch (_a.label) {
case 0:
actions = this.subs.get(instance.cmd.id);
if (!actions) {
instance.resolve();
return [2 /*return*/];
}
_a.label = 1;
case 1:
_a.trys.push([1, 6, , 7]);
_i = 0, actions_1 = actions;
_a.label = 2;
case 2:
if (!(_i < actions_1.length)) return [3 /*break*/, 5];
a = actions_1[_i];
return [4 /*yield*/, a(instance.params)];
case 3:
_a.sent();
_a.label = 4;
case 4:
_i++;
return [3 /*break*/, 2];
case 5:
instance.resolve();
return [3 /*break*/, 7];
case 6:
e_1 = _a.sent();
instance.reject(e_1);
return [3 /*break*/, 7];
case 7: return [2 /*return*/];
}
});
});
};
return PluginCommandManager;
}());
exports.PluginCommandManager = PluginCommandManager;
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