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path: root/frontend/src/reducers/objects.js
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import { combineReducers } from 'redux'
import {
    ADD_ID_TO_STORE_OBJECT_LIST_PROP,
    ADD_PROP_TO_STORE_OBJECT,
    ADD_TO_STORE,
    REMOVE_ID_FROM_STORE_OBJECT_LIST_PROP,
} from '../actions/objects'

export const objects = combineReducers({
    simulation: object('simulation'),
    user: object('user'),
    authorization: objectWithId('authorization', object => [
        object.userId,
        object.simulationId,
    ]),
    failureModel: object('failureModel'),
    cpu: object('cpu'),
    gpu: object('gpu'),
    memory: object('memory'),
    storage: object('storage'),
    machine: object('machine'),
    rack: object('rack'),
    coolingItem: object('coolingItem'),
    psu: object('psu'),
    tile: object('tile'),
    room: object('room'),
    datacenter: object('datacenter'),
    section: object('section'),
    path: object('path'),
    task: object('task'),
    job: object('job'),
    trace: object('trace'),
    scheduler: object('scheduler'),
    experiment: object('experiment'),
})

function object(type) {
    return objectWithId(type, object => object.id)
}

function objectWithId(type, getId) {
    return (state = {}, action) => {
        if (action.objectType !== type) {
            return state
        }

        if (action.type === ADD_TO_STORE) {
            return Object.assign({}, state, {
                [getId(action.object)]: action.object,
            })
        } else if (action.type === ADD_PROP_TO_STORE_OBJECT) {
            return Object.assign({}, state, {
                [action.objectId]: Object.assign(
                    {},
                    state[action.objectId],
                    action.propObject,
                ),
            })
        } else if (action.type === ADD_ID_TO_STORE_OBJECT_LIST_PROP) {
            return Object.assign({}, state, {
                [action.objectId]: Object.assign({}, state[action.objectId], {
                    [action.propName]: [
                        ...state[action.objectId][action.propName],
                        action.id,
                    ],
                }),
            })
        } else if (action.type === REMOVE_ID_FROM_STORE_OBJECT_LIST_PROP) {
            return Object.assign({}, state, {
                [action.objectId]: Object.assign({}, state[action.objectId], {
                    [action.propName]: state[action.objectId][action.propName].filter(
                        id => id !== action.id,
                    ),
                }),
            })
        }

        return state
    }
}