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import { call, put, select, getContext } from 'redux-saga/effects'
import { addToStore } from '../actions/objects'
import { fetchTopology, updateTopology } from '../../api/topologies'
import { uuid } from 'uuidv4'
export const OBJECT_SELECTORS = {
user: (state) => state.objects.user,
authorization: (state) => state.objects.authorization,
portfolio: (state) => state.objects.portfolio,
scenario: (state) => state.objects.scenario,
cpu: (state) => state.objects.cpu,
gpu: (state) => state.objects.gpu,
memory: (state) => state.objects.memory,
storage: (state) => state.objects.storage,
machine: (state) => state.objects.machine,
rack: (state) => state.objects.rack,
tile: (state) => state.objects.tile,
room: (state) => state.objects.room,
topology: (state) => state.objects.topology,
}
/**
* Fetches and normalizes the topology with the specified identifier.
*/
export const fetchAndStoreTopology = function* (id) {
const topologyStore = yield select(OBJECT_SELECTORS['topology'])
const roomStore = yield select(OBJECT_SELECTORS['room'])
const tileStore = yield select(OBJECT_SELECTORS['tile'])
const rackStore = yield select(OBJECT_SELECTORS['rack'])
const machineStore = yield select(OBJECT_SELECTORS['machine'])
const auth = yield getContext('auth')
let topology = topologyStore[id]
if (!topology) {
const fullTopology = yield call(fetchTopology, auth, id)
for (let roomIdx in fullTopology.rooms) {
const fullRoom = fullTopology.rooms[roomIdx]
generateIdIfNotPresent(fullRoom)
if (!roomStore[fullRoom._id]) {
for (let tileIdx in fullRoom.tiles) {
const fullTile = fullRoom.tiles[tileIdx]
generateIdIfNotPresent(fullTile)
if (!tileStore[fullTile._id]) {
if (fullTile.rack) {
const fullRack = fullTile.rack
generateIdIfNotPresent(fullRack)
if (!rackStore[fullRack._id]) {
for (let machineIdx in fullRack.machines) {
const fullMachine = fullRack.machines[machineIdx]
generateIdIfNotPresent(fullMachine)
if (!machineStore[fullMachine._id]) {
let machine = (({ _id, position, cpus, gpus, memories, storages }) => ({
_id,
rackId: fullRack._id,
position,
cpuIds: cpus.map((u) => u._id),
gpuIds: gpus.map((u) => u._id),
memoryIds: memories.map((u) => u._id),
storageIds: storages.map((u) => u._id),
}))(fullMachine)
yield put(addToStore('machine', machine))
}
}
const filledSlots = new Array(fullRack.capacity).fill(null)
fullRack.machines.forEach(
(machine) => (filledSlots[machine.position - 1] = machine._id)
)
let rack = (({ _id, name, capacity, powerCapacityW }) => ({
_id,
name,
capacity,
powerCapacityW,
machineIds: filledSlots,
}))(fullRack)
yield put(addToStore('rack', rack))
}
}
let tile = (({ _id, positionX, positionY, rack }) => ({
_id,
roomId: fullRoom._id,
positionX,
positionY,
rackId: rack ? rack._id : undefined,
}))(fullTile)
yield put(addToStore('tile', tile))
}
}
let room = (({ _id, name, tiles }) => ({ _id, name, tileIds: tiles.map((t) => t._id) }))(fullRoom)
yield put(addToStore('room', room))
}
}
topology = (({ _id, name, rooms }) => ({ _id, name, roomIds: rooms.map((r) => r._id) }))(fullTopology)
yield put(addToStore('topology', topology))
// TODO consider pushing the IDs
}
return topology
}
const generateIdIfNotPresent = (obj) => {
if (!obj._id) {
obj._id = uuid()
}
}
export const updateTopologyOnServer = function* (id) {
const topology = yield denormalizeTopology(id, true)
const auth = yield getContext('auth')
yield call(updateTopology, auth, topology)
}
/**
* Denormalizes the topology representation in order to be stored on the server.
*/
export const denormalizeTopology = function* (id, keepIds) {
const topologyStore = yield select(OBJECT_SELECTORS['topology'])
const rooms = yield getAllRooms(topologyStore[id].roomIds, keepIds)
return {
_id: keepIds ? id : undefined,
name: topologyStore[id].name,
rooms: rooms,
}
}
export const getAllRooms = function* (roomIds, keepIds) {
const roomStore = yield select(OBJECT_SELECTORS['room'])
let rooms = []
for (let id of roomIds) {
let tiles = yield getAllRoomTiles(roomStore[id], keepIds)
rooms.push({
_id: keepIds ? id : undefined,
name: roomStore[id].name,
tiles: tiles,
})
}
return rooms
}
export const getAllRoomTiles = function* (roomStore, keepIds) {
let tiles = []
for (let id of roomStore.tileIds) {
tiles.push(yield getTileById(id, keepIds))
}
return tiles
}
export const getTileById = function* (id, keepIds) {
const tileStore = yield select(OBJECT_SELECTORS['tile'])
return {
_id: keepIds ? id : undefined,
positionX: tileStore[id].positionX,
positionY: tileStore[id].positionY,
rack: !tileStore[id].rackId ? undefined : yield getRackById(tileStore[id].rackId, keepIds),
}
}
export const getRackById = function* (id, keepIds) {
const rackStore = yield select(OBJECT_SELECTORS['rack'])
const machineStore = yield select(OBJECT_SELECTORS['machine'])
const cpuStore = yield select(OBJECT_SELECTORS['cpu'])
const gpuStore = yield select(OBJECT_SELECTORS['gpu'])
const memoryStore = yield select(OBJECT_SELECTORS['memory'])
const storageStore = yield select(OBJECT_SELECTORS['storage'])
return {
_id: keepIds ? rackStore[id]._id : undefined,
name: rackStore[id].name,
capacity: rackStore[id].capacity,
powerCapacityW: rackStore[id].powerCapacityW,
machines: rackStore[id].machineIds
.filter((m) => m !== null)
.map((machineId) => ({
_id: keepIds ? machineId : undefined,
position: machineStore[machineId].position,
cpus: machineStore[machineId].cpuIds.map((id) => cpuStore[id]),
gpus: machineStore[machineId].gpuIds.map((id) => gpuStore[id]),
memories: machineStore[machineId].memoryIds.map((id) => memoryStore[id]),
storages: machineStore[machineId].storageIds.map((id) => storageStore[id]),
})),
}
}
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