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import { inject, delay, injectable } from "tsyringe";
import Operator from "../Operator";
import OperatorFactory from "../OperatorFactory";
import OperatorFactoryChain from "../OperatorFactoryChain";
import CommandOperatorFactoryChain from "./CommandOperatorFactoryChain";
import InternalOperatorFactoryChain from "./InternalOperatorFactoryChain";
import NavigateOperatorFactoryChain from "./NavigateOperatorFactoryChain";
import RepeatOperatorFactoryChain from "./RepeatOperatorFactoryChain";
import TabOperatorFactoryChain from "./TabOperatorFactoryChain";
import ZoomOperatorFactoryChain from "./ZoomOperatorFactoryChain";
import FindOperatorFactoryChain from "./FindOperatorFactoryChain";
import * as operations from "../../../shared/operations";
@injectable()
export class OperatorFactoryImpl implements OperatorFactory {
private readonly factoryChains: OperatorFactoryChain[];
constructor(
commandOperatorFactoryChain: CommandOperatorFactoryChain,
internalOperatorFactoryChain: InternalOperatorFactoryChain,
navigateOperatorFactoryChain: NavigateOperatorFactoryChain,
tabOperatorFactoryChain: TabOperatorFactoryChain,
zoomOperatorFactoryChain: ZoomOperatorFactoryChain,
findOperatorFactoryChain: FindOperatorFactoryChain,
@inject(delay(() => RepeatOperatorFactoryChain))
repeatOperatorFactoryChain: RepeatOperatorFactoryChain
) {
this.factoryChains = [
commandOperatorFactoryChain,
internalOperatorFactoryChain,
navigateOperatorFactoryChain,
repeatOperatorFactoryChain,
tabOperatorFactoryChain,
zoomOperatorFactoryChain,
findOperatorFactoryChain,
];
}
create(op: operations.Operation): Operator {
for (const chain of this.factoryChains) {
const operator = chain.create(op);
if (operator !== null) {
return operator;
}
}
throw new Error("unknown operation: " + op.type);
}
}
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