redux-modular-models
v1.6.1
Published
Manage models state for CRUD with ease.
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redux-modular-models
Manage models state for CRUD with ease.
Installation
yarn add redux-modular-modelsUsage Example
The store should know how to handle actions. To enable this, we need to create the modelReducer to your store. It serves for all of your models, so you only have to pass it once.
Create model reducer and update state with actions
import { createStore, combineReducers } from 'redux';
import { schema } from 'normalizr';
import {
createReducer,
arrayRemoveAll,
arrayConcat,
entityMerge,
} from '../src/index';
describe('can createReducer and update state with actions', () => {
const options = { idAttribute: 'objectId' };
const userSchema = new schema.Entity('user', {}, options);
const itemSchema = new schema.Entity('item', { user: userSchema }, options);
const collectionSchema = new schema.Entity(
'collection',
{ user: userSchema },
options,
);
const rootReducer = combineReducers({
models: createReducer({
models: [
{
name: 'user',
schema: userSchema,
},
{
name: 'item',
initialState: {
entities: {
'1': {
objectId: 1,
title: 'item1',
},
},
arrays: {
all: [1],
},
},
schema: itemSchema,
},
{
name: 'collection',
schema: collectionSchema,
},
],
}),
});
const store = createStore(rootReducer);
test('initialState', () => {
const { getState } = store;
expect(getState()).toEqual({
models: {
user: {
entities: {},
arrays: {
all: [],
},
schemas: {
entity: userSchema,
array: [userSchema],
},
},
item: {
entities: {
'1': {
objectId: 1,
title: 'item1',
},
},
arrays: {
all: [1],
},
schemas: {
entity: itemSchema,
array: [itemSchema],
},
},
collection: {
entities: {},
arrays: {
all: [],
},
schemas: {
entity: collectionSchema,
array: [collectionSchema],
},
},
},
});
});
test('arrayRemoveAll', () => {
const { dispatch, getState } = store;
dispatch(arrayRemoveAll('item', 'all'));
expect(getState()).toEqual({
models: {
user: {
entities: {},
arrays: {
all: [],
},
schemas: {
entity: userSchema,
array: [userSchema],
},
},
item: {
entities: {
'1': {
objectId: 1,
title: 'item1',
},
},
arrays: {
all: [],
},
schemas: {
entity: itemSchema,
array: [itemSchema],
},
},
collection: {
entities: {},
arrays: {
all: [],
},
schemas: {
entity: collectionSchema,
array: [collectionSchema],
},
},
},
});
});
test('arrayConcat with reset', () => {
const { dispatch, getState } = store;
const data = [
{ objectId: 1, title: 'item1', user: { objectId: 1, name: 'Bob Wei' } },
{ objectId: 2, title: 'item2' },
];
dispatch(arrayConcat(data, 'item', 'all', { reset: true }));
expect(getState()).toEqual({
models: {
user: {
entities: {
'1': { objectId: 1, name: 'Bob Wei' },
},
arrays: {
all: [],
},
schemas: {
entity: userSchema,
array: [userSchema],
},
},
item: {
entities: {
'1': {
objectId: 1,
title: 'item1',
user: 1,
},
'2': { objectId: 2, title: 'item2' },
},
arrays: {
all: [1, 2],
},
schemas: {
entity: itemSchema,
array: [itemSchema],
},
},
collection: {
entities: {},
arrays: {
all: [],
},
schemas: {
entity: collectionSchema,
array: [collectionSchema],
},
},
},
});
});
test('arrayConcat', () => {
const { dispatch, getState } = store;
const data = [
{ objectId: 1, title: 'item1', user: { objectId: 1, name: 'Bob Wei' } },
{ objectId: 2, title: 'item2' },
];
dispatch(arrayConcat(data, 'item', 'all'));
expect(getState()).toEqual({
models: {
user: {
entities: {
'1': { objectId: 1, name: 'Bob Wei' },
},
arrays: {
all: [],
},
schemas: {
entity: userSchema,
array: [userSchema],
},
},
item: {
entities: {
'1': {
objectId: 1,
title: 'item1',
user: 1,
},
'2': { objectId: 2, title: 'item2' },
},
arrays: {
all: [1, 2, 1, 2],
},
schemas: {
entity: itemSchema,
array: [itemSchema],
},
},
collection: {
entities: {},
arrays: {
all: [],
},
schemas: {
entity: collectionSchema,
array: [collectionSchema],
},
},
},
});
});
test('entityMerge for update', () => {
const { dispatch, getState } = store;
dispatch(entityMerge({ objectId: 1, title: 'Hello World' }, 'item'));
expect(getState()).toEqual({
models: {
user: {
entities: {
'1': { objectId: 1, name: 'Bob Wei' },
},
arrays: {
all: [],
},
schemas: {
entity: userSchema,
array: [userSchema],
},
},
item: {
entities: {
'1': {
objectId: 1,
title: 'Hello World',
user: 1,
},
'2': { objectId: 2, title: 'item2' },
},
arrays: {
all: [1, 2, 1, 2],
},
schemas: {
entity: itemSchema,
array: [itemSchema],
},
},
collection: {
entities: {},
arrays: {
all: [],
},
schemas: {
entity: collectionSchema,
array: [collectionSchema],
},
},
},
});
});
test('entityMerge for insert', () => {
const { dispatch, getState } = store;
dispatch(entityMerge({ objectId: 3, title: 'item3' }, 'item'));
expect(getState()).toEqual({
models: {
user: {
entities: {
'1': { objectId: 1, name: 'Bob Wei' },
},
arrays: {
all: [],
},
schemas: {
entity: userSchema,
array: [userSchema],
},
},
item: {
entities: {
'1': {
objectId: 1,
title: 'Hello World',
user: 1,
},
'2': { objectId: 2, title: 'item2' },
'3': { objectId: 3, title: 'item3' },
},
arrays: {
all: [1, 2, 1, 2],
},
schemas: {
entity: itemSchema,
array: [itemSchema],
},
},
collection: {
entities: {},
arrays: {
all: [],
},
schemas: {
entity: collectionSchema,
array: [collectionSchema],
},
},
},
});
});
});