HipstaGram/src/redux/reducers/myProfile-reducer.js

export const myProfileReducer = (state = {}, { type, data }) => {
    const types = {
        'ABOUTME-DATA-ADD': () => {
            return { ...state, ...data }
        },
        'ABOUTME-UPDATE-AVATAR': () => {
            return { ...state, avatar: { ...data } }
        },
        'UPDATE-MY-FOLLOWING': () => {
            return { ...state, following: [...data] }
        },
        'UPSERT-COLLECTION': () => ({
            ...state, collections: data
        }),
        'REMOVE-MYDATA': () => ({})
    }
    if (type in types) {
        return types[type]()
    }
    return state
}