sprinklers3/common/sprinklersRpc/schema/requests.ts

import {
  createSimpleSchema,
  deserialize,
  ModelSchema,
  primitive,
  serialize
} from "serializr";

import * as requests from "@common/sprinklersRpc/deviceRequests";
import * as common from "./common";

export const withType: ModelSchema<requests.WithType> = createSimpleSchema({
  type: primitive()
});

export const withProgram: ModelSchema<
  requests.WithProgram
> = createSimpleSchema({
  ...withType.props,
  programId: primitive()
});

export const withSection: ModelSchema<
  requests.WithSection
> = createSimpleSchema({
  ...withType.props,
  sectionId: primitive()
});

export const updateProgram: ModelSchema<
  requests.UpdateProgramData
> = createSimpleSchema({
  ...withProgram.props,
  data: {
    serializer: data => data,
    deserializer: (json, done) => {
      done(null, json);
    },
    beforeDeserialize: undefined as any, 
    afterDeserialize: undefined as any,
  }
});

export const runSection: ModelSchema<
  requests.RunSectionData
> = createSimpleSchema({
  ...withSection.props,
  duration: common.duration
});

export const cancelSectionRunId: ModelSchema<
  requests.CancelSectionRunIdData
> = createSimpleSchema({
  ...withType.props,
  runId: primitive()
});

export const pauseSectionRunner: ModelSchema<
  requests.PauseSectionRunnerData
> = createSimpleSchema({
  ...withType.props,
  paused: primitive()
});

export function getRequestSchema(request: requests.WithType): ModelSchema<any> {
  switch (request.type as requests.RequestType) {
    case "runProgram":
    case "cancelProgram":
      return withProgram;
    case "updateProgram":
      return updateProgram;
    case "runSection":
      return runSection;
    case "cancelSection":
      return withSection;
    case "cancelSectionRunId":
      return cancelSectionRunId;
    case "pauseSectionRunner":
      return pauseSectionRunner;
    default:
      throw new Error(`Cannot serialize request with type "${request.type}"`);
  }
}

export function seralizeRequest(request: requests.Request): any {
  return serialize(getRequestSchema(request), request);
}

export function deserializeRequest(json: any): requests.Request {
  return deserialize(getRequestSchema(json), json);
}