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import types from '../types'
/*
Note:
This is a sub-reducer intended to process the folder-file API output from the DB.
Please run this from inside your module reducers :)
*/
const datasetInitialState = () => ({
loading: true,
progress: null,
error: null,
data: null,
folder_id: 0,
})
const datasetReducer = (state = datasetInitialState(), action) => {
switch(action.type) {
case types.app.load_progress:
return {
...state,
progress: action.progress
}
case types.dataset.load:
return {
...state,
loading: false,
data: action.data,
}
case types.dataset.set_folder:
return {
...state,
folder_id: action.data.folder_id,
}
case types.folder.create:
return {
...state,
loading: false,
data: {
folders: state.data.folders.concat([action.data.id]),
folderLookup: {
...state.data.folderLookup,
[action.data.id]: action.data,
}
},
}
return state
case types.file.create:
return handleFileCreate(state, action)
case types.file.update:
return handleFileUpdate(state, action)
case types.file.destroy:
return handleFileDestroy(state, action)
case types.dataset.list_epochs:
return {
...state,
data: {
...state.data,
epochs: action.data.epochs,
}
}
default:
return state
}
}
function handleFileCreate(state, action){
console.log(action.data)
if (! state.data || !state.data.datasetLookup) return state
let dataset, old_dataset, folder, old_folder
let dataset_name
if (action.data.dataset) {
dataset_name = action.data.dataset
}
else if (action.data.name) {
dataset_name = action.data.name.split('.')[0]
}
else if (action.data.url) {
dataset_name = action.data.url
}
else {
dataset_name = null
}
if (dataset_name in state.data.datasetLookup) {
old_dataset = state.data.datasetLookup[dataset_name]
dataset = {
...old_dataset,
input: action.data.generated ? old_dataset.input : [action.data.id].concat(old_dataset.input),
output: !action.data.generated ? old_dataset.output : [action.data.id].concat(old_dataset.output),
}
} else {
console.log(action.data.created_at, action.data.date)
dataset = {
name: dataset_name,
date: action.data.created_at || action.data.date,
input: action.data.generated ? [] : [action.data.id],
checkpoints: [],
output: !action.data.generated ? [] : [action.data.id],
}
}
old_folder = state.data.folderLookup[action.data.folder_id]
folder = {
...old_folder,
datasets: old_folder.datasets.concat([dataset_name]),
files: old_folder.files.concat([action.data.id]),
}
return {
...state,
loading: false,
data: {
...state.data,
files: state.data.files.concat([action.data.id]),
folderLookup: {
...state.data.folderLookup,
[action.data.folder_id]: folder,
},
fileLookup: {
...state.data.fileLookup,
[action.data.id]: action.data,
},
datasetLookup: {
...state.data.datasetLookup,
[dataset_name]: dataset,
},
}
}
}
function handleFileUpdate(state, action){
let old_dataset;
let new_dataset = state.data.datasetLookup[action.data.dataset]
let old_file = state.data.fileLookup[action.data.id]
let new_dataset_update;
if (old_file && action.data.dataset !== old_file.dataset) {
if (state.data.datasetLookup[old_file.dataset]) {
old_dataset = state.data.datasetLookup[old_file.dataset]
old_dataset_update = {
...old_dataset,
input: old_dataset.input.filter(id => id !== action.data.id),
output: old_dataset.output.filter(id => id !== action.data.id),
}
}
new_dataset_update = {
...new_dataset,
input: action.data.generated ? [] : [action.data.id],
output: !action.data.generated ? [] : [action.data.id],
}
}
console.log('old_dataset', old_dataset_update.name)
console.log('new_dataset', new_dataset_update.name)
return {
...state,
loading: false,
data: {
...state.data,
datasetLookup: old_dataset ? {
...state.data.datasetLookup,
[old_dataset.name]: old_dataset_update,
[new_dataset.name]: new_dataset_update,
} : new_dataset_update ? {
...state.data.datasetLookup,
[new_dataset.name]: new_dataset_update,
} : state.data.datasetLookup,
fileLookup: {
...state.data.fileLookup,
[action.data.id]: action.data,
},
}
}
return state
}
function handleFileDestroy(state, action){
if (! state.data) return state
// delete the key from fileLookup
let fileLookup = {
...state.data.fileLookup
}
let datasetLookup = {
...state.data.datasetLookup
}
let folderLookup = {
...state.data.folderLookup
}
let old_file = fileLookup[action.data.id]
if (!old_file) return state
let old_dataset = state.data.datasetLookup[old_file.dataset]
let dataset
if (old_dataset) {
dataset = {
...old_dataset,
input: old_dataset.input.filter(id => id !== old_file.id),
output: old_dataset.output.filter(id => id !== old_file.id),
}
if (! dataset.input.length && ! dataset.checkpoints.length && ! dataset.output.length) {
delete datasetLookup[old_file.dataset]
let old_folder = folderLookup[old_file.folder_id]
folderLookup[old_file.folder_id] = {
...old_folder,
datasets: old_folder.datasets.filter(name => name !== old_file.dataset)
}
} else {
console.log('dataset just needs sweeping')
datasetLookup[old_file.dataset] = dataset
}
}
delete fileLookup[old_file.id]
return {
...state,
loading: false,
data: {
...state.data,
folderLookup,
fileLookup,
datasetLookup,
}
}
}
export default datasetReducer
|
