Create WP Redux store

[MAILPOET-2676]

assets/js/src/settings/index.tsx

@@ -1,14 +1,44 @@
 import React from 'react';
 import ReactDOM from 'react-dom';
+import { useSelect, useDispatch } from '@wordpress/data';
+import { initStore, STORE_NAME } from './store';
 
-const App = () => (
+const App = () => {
+  const isSaving = useSelect(
+    (sel) => sel(STORE_NAME).isSaving(),
+    []
+  );
+  const error = useSelect(
+    (sel) => sel(STORE_NAME).getError(),
+    []
+  );
+  const settings = useSelect(
+    (sel) => sel(STORE_NAME).getSettings(),
+    []
+  );
+  const email = useSelect(
+    (sel) => sel(STORE_NAME).getSetting(['sender', 'address']),
+    []
+  );
+  const actions = useDispatch(STORE_NAME);
+  const setEmail = (event) => {
+    actions.setSetting(['sender', 'address'], event.target.value);
+  };
+  const save = () => {
+    actions.saveSettings(settings);
+  };
+  return (
     <>
       <h1 className="title">Settings</h1>
-    <pre><code>{JSON.stringify((window as any).mailpoet_settings)}</code></pre>
+      <p>{JSON.stringify({ email, isSaving, error })}</p>
+      <input type="text" value={email} onChange={setEmail} />
+      <button type="button" onClick={save}>Save</button>
     </>
   );
+};
 
 const container = document.getElementById('settings_container');
 if (container) {
+  initStore((window as any).mailpoet_settings);
   ReactDOM.render(<App />, container);
 }

assets/js/src/settings/store/actions.ts

@@ -0,0 +1,15 @@
+import { Action, Settings } from './types';
+
+export function setSetting(path: string[], value: any): Action {
+  return { type: 'SET_SETTING', path, value };
+}
+
+export function* saveSettings(data: Settings) {
+  yield { type: 'SAVE_STARTED' };
+  const error = yield { type: 'SEND_DATA_TO_API', data };
+  if (error) {
+    return { type: 'SAVE_FAILED', error };
+  }
+  yield { type: 'TRACK_SETTINGS_SAVED', data };
+  return { type: 'SAVE_DONE' };
+}

assets/js/src/settings/store/controls.ts

@@ -0,0 +1,19 @@
+import MailPoet from 'mailpoet';
+
+export async function SEND_DATA_TO_API({ data }) {
+  try {
+    await MailPoet.Ajax.post({
+      api_version: (window as any).mailpoet_api_version,
+      endpoint: 'settings',
+      action: 'set',
+      data,
+    });
+    return false;
+  } catch (res) {
+    return res.errors.map((e) => e.message);
+  }
+}
+
+export function TRACK_SETTINGS_SAVED({ data }) {
+  // ...
+}

assets/js/src/settings/store/create_reducer.ts

@@ -0,0 +1,19 @@
+import _ from 'lodash';
+import { State, Action } from './types';
+
+export default function createReducer(defaultValue: State) {
+  return (state: State = defaultValue, action: Action): State => {
+    switch (action.type) {
+      case 'SET_SETTING':
+        return _.setWith(_.clone(state), ['data', ...action.path], action.value, _.clone);
+      case 'SAVE_STARTED':
+        return { ...state, save: { inProgress: true, error: null } };
+      case 'SAVE_DONE':
+        return { ...state, save: { inProgress: false, error: null } };
+      case 'SAVE_FAILED':
+        return { ...state, save: { inProgress: false, error: action.error } };
+      default:
+        return state;
+    }
+  };
+}

assets/js/src/settings/store/index.ts

@@ -0,0 +1,17 @@
+import { registerStore } from '@wordpress/data';
+import { Settings } from './types';
+import * as actions from './actions';
+import * as selectors from './selectors';
+import * as controls from './controls';
+import createReducer from './create_reducer';
+import makeDefaultState from './make_default_state';
+
+export const STORE_NAME = 'mailpoet-settings';
+
+export const initStore = (data: Settings) => registerStore(STORE_NAME, {
+  reducer: createReducer(makeDefaultState(data)),
+  actions,
+  selectors,
+  controls,
+  resolvers: {},
+});

assets/js/src/settings/store/make_default_state.ts

@@ -0,0 +1,11 @@
+import { State, Settings } from './types';
+
+export default function makeDefaultState(data: Settings): State {
+  return {
+    save: {
+      inProgress: false,
+      error: null,
+    },
+    data,
+  };
+}

assets/js/src/settings/store/selectors.ts

@@ -0,0 +1,22 @@
+import _ from 'lodash';
+import { State, Settings } from './types';
+
+export function getSetting(state: State, path: string[]): any {
+  return _.get(state.data, path);
+}
+
+export function getSettings(state: State): Settings {
+  return state.data;
+}
+
+export function isSaving(state: State): boolean {
+  return state.save.inProgress;
+}
+
+export function hasError(state: State): boolean {
+  return state.save.error !== null;
+}
+
+export function getError(state: State): any {
+  return state.save.error;
+}

assets/js/src/settings/store/types.ts

@@ -0,0 +1,55 @@
+export type Settings = {
+  sender: {
+    name: string
+    address: string
+  }
+  reply_to: {
+    name: string
+    address: string
+  }
+  subscribe: {
+    on_comment: {
+      enabled: boolean
+      label: string
+      segments: string[]
+    }
+    on_register: {
+      enabled: boolean
+      label: string
+      segments: string[]
+    }
+  }
+  subscription: {
+    pages: {
+      manage: string
+      unsubscribe: string
+      confirmation: string
+      captcha: string
+    }
+    segments: string[]
+  }
+  stats_notifications: {
+    enabled: boolean
+    automated: boolean
+    address: string
+  }
+  subscriber_email_notification: {
+    enabled: boolean
+    address: string
+  }
+  // ...
+}
+
+export type State = {
+  data: Settings
+  save: {
+    inProgress: boolean
+    error: any
+  }
+}
+
+export type Action =
+  | { type: 'SET_SETTING'; value: any; path: string[] }
+  | { type: 'SAVE_STARTED' }
+  | { type: 'SAVE_DONE' }
+  | { type: 'SAVE_FAILED'; error: any }

package-lock.json

@@ -3968,6 +3968,12 @@
       "integrity": "sha512-8+KAKzEvSUdeo+kmqnKrqgeE+LcA0tjYWFY7RPProVYwnqDjukzO+3b6dLD56rYX5TdWejnEOLJYOIeh4CXKuA==",
       "dev": true
     },
+    "@types/lodash": {
+      "version": "4.14.149",
+      "resolved": "https://registry.npmjs.org/@types/lodash/-/lodash-4.14.149.tgz",
+      "integrity": "sha512-ijGqzZt/b7BfzcK9vTrS6MFljQRPn5BFWOx8oE0GYxribu6uV+aA9zZuXI1zc/etK9E8nrgdoF2+LgUw7+9tJQ==",
+      "dev": true
+    },
     "@types/minimatch": {
       "version": "3.0.3",
       "resolved": "https://registry.npmjs.org/@types/minimatch/-/minimatch-3.0.3.tgz",

package.json

@@ -86,6 +86,7 @@
     "@babel/preset-react": "^7.8.3",
     "@babel/preset-typescript": "^7.8.3",
     "@babel/register": "^7.8.3",
+    "@types/lodash": "^4.14.149",
     "@types/react": "^16.9.22",
     "@typescript-eslint/eslint-plugin": "^2.21.0",
     "@typescript-eslint/parser": "^2.21.0",