nestjs-telegraf/lib/factories/telegraf-params-factory.ts

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import { ParamData } from '@nestjs/common';
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import { ParamsFactory } from '@nestjs/core/helpers/external-context-creator';
import { Context } from 'telegraf';
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import { TelegrafParamtype } from '../enums/telegraf-paramtype.enum';
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export class TelegrafParamsFactory implements ParamsFactory {
exchangeKeyForValue(
type: TelegrafParamtype,
data: ParamData,
args: unknown[],
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): unknown {
const ctx = args[0] as Context;
const next = args[1] as Function;
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switch (type) {
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case TelegrafParamtype.CONTEXT:
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return ctx;
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case TelegrafParamtype.NEXT:
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return next;
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case TelegrafParamtype.SENDER:
return ctx.from;
case TelegrafParamtype.MESSAGE:
return ctx.message;
case TelegrafParamtype.MESSAGE_TEXT:
return ctx.message.text;
default:
return null;
}
}
}