fea12/src/reducer/redux-todo.js

import {
	HANDLE_CHANGE_EVENT,
	RESET_FORM,
	HANDLE_SUBMIT_EVENT,
	ADD_HOBBY,
	REMOVE_HOBBY,
	REMOVE_ITEM,
	EDIT_ITEM,
	SUBMIT_HANDLER_EDIT
} from "../actionTypes/actionTypes";

const list = [
	{
		id: 1,
		editable: true,
		firstName: "Tony",
		lastName: "Montana",
		age: 50,
		hobby: ["drugs", "guns"]
	}
];

const initialValue = {
	list: list,
	editableForm: false,
	item: {
		editable: false,
		firstName: "",
		lastName: "",
		age: "",
		hobby: [
			{
				id: Math.random()
					.toString()
					.substr(2, 100),
				value: ""
			}
		]
	},
	updateObject: {}
};

export default (state = initialValue, action) => {
	switch (action.type) {
		case HANDLE_CHANGE_EVENT: {
			const { name, value, checked, type, id } = action.payload.target;

			if (name === "hobby") {
				return {
					...state,
					item: {
						...state.item,
						hobby: state.item.hobby.map(el => (el.id === id ? { ...el, value } : el))
					}
				};
			}

			return {
				...state,
				item: {
					...state.item,
					[name]: type === "checkbox" ? checked : value
				}
			};
		}

		case RESET_FORM: {
			return { ...state, editableForm: initialValue.editableForm, item: initialValue.item };
		}

		case HANDLE_SUBMIT_EVENT: {
			return {
				...state,
				list: state.list.concat({
					...state.item,
					id: Math.random()
						.toString()
						.substr(2, 100),
					hobby: state.item.hobby.filter(el => el.value).map(el => el.value)
				}),
				editableForm: initialValue.editableForm,
				item: initialValue.item
			};
		}

		case ADD_HOBBY: {
			return {
				...state,
				item: {
					...state.item,
					hobby: state.item.hobby.concat({
						id: Math.random()
							.toString()
							.substr(2, 100),
						value: ""
					})
				}
			};
		}

		case REMOVE_HOBBY: {
			return {
				...state,
				item: {
					...state.item,
					hobby: state.item.hobby.filter(el => el.id !== action.payload)
				}
			};
		}

		case REMOVE_ITEM: {
			return {
				...state,
				list: state.list.filter(el => el.id !== action.payload)
			};
		}

		case EDIT_ITEM: {
			const item = state.list.find(el => el.id === action.payload);
			return {
				...state,
				item: {
					...item,
					hobby: item.hobby.map(el => ({
						id: Math.random()
							.toString()
							.substr(2, 100),
						value: el
					}))
				},
				editableForm: true
			};
		}

		case SUBMIT_HANDLER_EDIT: {
			return {
				...state,
				list: state.list.map(el =>
					el.id === state.item.id
						? { ...state.item, hobby: state.item.hobby.filter(el => el.value).map(el => el.value) }
						: el
				),
				editableForm: initialValue.editableForm,
				item: initialValue.item
			};
		}

		case "@@redux-form/CHANGE": {
			if (action.meta.form === "redux-form") {
				console.log("sdsasda");
				return {
					...state,
					updateObject: {
						...state.updateObject,
						[action.meta.field]: action.payload
					}
				};
			}
			return state;
		}

		default:
			return state;
	}
};