offline remove, toggle, edit todos

package-lock.json

@@ -3084,12 +3084,14 @@
         "balanced-match": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "brace-expansion": {
           "version": "1.1.11",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "balanced-match": "^1.0.0",
             "concat-map": "0.0.1"
@@ -3104,17 +3106,20 @@
         "code-point-at": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "concat-map": {
           "version": "0.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "console-control-strings": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "core-util-is": {
           "version": "1.0.2",
@@ -3231,7 +3236,8 @@
         "inherits": {
           "version": "2.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "ini": {
           "version": "1.3.5",
@@ -3243,6 +3249,7 @@
           "version": "1.0.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "number-is-nan": "^1.0.0"
           }
@@ -3257,6 +3264,7 @@
           "version": "3.0.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
@@ -3264,12 +3272,14 @@
         "minimist": {
           "version": "0.0.8",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "minipass": {
           "version": "2.2.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "^5.1.1",
             "yallist": "^3.0.0"
@@ -3288,6 +3298,7 @@
           "version": "0.5.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -3368,7 +3379,8 @@
         "number-is-nan": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "object-assign": {
           "version": "4.1.1",
@@ -3380,6 +3392,7 @@
           "version": "1.4.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -3501,6 +3514,7 @@
           "version": "1.0.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "code-point-at": "^1.0.0",
             "is-fullwidth-code-point": "^1.0.0",

react/package-lock.json

@@ -4143,11 +4143,13 @@
         },
         "balanced-match": {
           "version": "1.0.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "brace-expansion": {
           "version": "1.1.11",
           "bundled": true,
+          "optional": true,
           "requires": {
             "balanced-match": "^1.0.0",
             "concat-map": "0.0.1"
@@ -4160,15 +4162,18 @@
         },
         "code-point-at": {
           "version": "1.1.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "concat-map": {
           "version": "0.0.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "console-control-strings": {
           "version": "1.1.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "core-util-is": {
           "version": "1.0.2",
@@ -4271,7 +4276,8 @@
         },
         "inherits": {
           "version": "2.0.3",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "ini": {
           "version": "1.3.5",
@@ -4281,6 +4287,7 @@
         "is-fullwidth-code-point": {
           "version": "1.0.0",
           "bundled": true,
+          "optional": true,
           "requires": {
             "number-is-nan": "^1.0.0"
           }
@@ -4293,17 +4300,20 @@
         "minimatch": {
           "version": "3.0.4",
           "bundled": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
         },
         "minimist": {
           "version": "0.0.8",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "minipass": {
           "version": "2.2.4",
           "bundled": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "^5.1.1",
             "yallist": "^3.0.0"
@@ -4320,6 +4330,7 @@
         "mkdirp": {
           "version": "0.5.1",
           "bundled": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -4392,7 +4403,8 @@
         },
         "number-is-nan": {
           "version": "1.0.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "object-assign": {
           "version": "4.1.1",
@@ -4402,6 +4414,7 @@
         "once": {
           "version": "1.4.0",
           "bundled": true,
+          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -4507,6 +4520,7 @@
         "string-width": {
           "version": "1.0.2",
           "bundled": true,
+          "optional": true,
           "requires": {
             "code-point-at": "^1.0.0",
             "is-fullwidth-code-point": "^1.0.0",

react/src/actions/todos.js

@@ -1,5 +1,5 @@
 import { API_ROOT, getToken } from './util';
-import { fetchLists } from './lists';
+import { fetchLists, INVALIDATE_LISTS } from './lists';
 
 export const ADD_TODO = 'ADD_TODO';
 export const REMOVE_TODO = 'REMOVE_TODO';
@@ -70,66 +70,78 @@ export function addTodo(text) {
 
 export function removeTodo(id) {
   return async dispatch => {
-    dispatch(invalidateTodos());
+    dispatch({
-    const response = await fetch(`${API_ROOT}/todos/${id}`, {
+      type: REMOVE_TODO,
+      id,
+      meta: {
+        offline: {
+          effect: {
+            url: `${API_ROOT}/todos/${id}`,
             headers: {
               Authorization: `Bearer ${getToken()}`,
               'content-type': 'application/json',
             },
             method: 'DELETE',
+          },
+          rollback: {
+            type: INVALIDATE_LISTS,
+          },
+        },
+      },
     });
-    const json = await response.json();
-    if (json.success) {
-      dispatch({ type: REMOVE_TODO, id });
-    } else {
-      dispatch(fetchLists());
-    }
-    dispatch(validateTodos());
   };
 }
 
 export function toggleTodo(id) {
   return async (dispatch, getState) => {
-    dispatch(invalidateTodos());
     const state = getState();
     const todoObj = state.todos.todos[id];
     const completed = !todoObj.completed;
-    const response = await fetch(`${API_ROOT}/todos/${id}`, {
+    dispatch({
+      type: TOGGLE_TODO,
+      id,
+      meta: {
+        offline: {
+          effect: {
+            url: `${API_ROOT}/todos/${id}`,
             body: JSON.stringify({ completed }),
             headers: {
               Authorization: `Bearer ${getToken()}`,
               'content-type': 'appl   ication/json',
             },
             method: 'PATCH',
+          },
+          rollback: {
+            type: INVALIDATE_LISTS,
+          },
+        },
+      },
     });
-    const json = await response.json();
-    if (json.success) {
-      dispatch({ type: TOGGLE_TODO, id });
-    } else {
-      dispatch(fetchLists());
-    }
-    dispatch(validateTodos());
   };
 }
 
 export function editTodo(id, text) {
   return async dispatch => {
-    dispatch(invalidateTodos());
+    dispatch({
-    const response = await fetch(`${API_ROOT}/todos/${id}`, {
+      type: EDIT_TODO,
+      id,
+      text,
+      meta: {
+        offline: {
+          effect: {
+            url: `${API_ROOT}/todos/${id}`,
             body: JSON.stringify({ text }),
             headers: {
               Authorization: `Bearer ${getToken()}`,
               'content-type': 'application/json',
             },
             method: 'PATCH',
+          },
+          rollback: {
+            type: INVALIDATE_LISTS,
+          },
+        },
+      },
     });
-    const json = await response.json();
-    if (json.success) {
-      const todo = json.data;
-      dispatch({ type: EDIT_TODO, id, todo });
-    } else {
-      dispatch(fetchLists());
-    }
-    dispatch(validateTodos());
   };
 }

react/src/components/UserHeader.js

@@ -1,10 +1,21 @@
 import React from 'react';
+import PropTypes from 'prop-types';
 
 import LogoutLink from '../containers/LogoutLink';
 import FetchButton from '../containers/FetchButton';
 import Status from '../containers/Status';
 
-export default function UserHeader() {
+export default class UserHeader extends React.Component {
+  componentDidUpdate() {
+    if (
+      (this.props.dirtyLists || this.props.dirtyTodos) &&
+      !this.props.fetchingLists
+    ) {
+      this.props.fetchLists();
+    }
+  }
+
+  render() {
     return (
       <div id="user-header">
         <FetchButton>sync</FetchButton>
@@ -13,3 +24,11 @@ export default function UserHeader() {
       </div>
     );
   }
+}
+
+UserHeader.propTypes = {
+  dirtyLists: PropTypes.bool.isRequired,
+  dirtyTodos: PropTypes.bool.isRequired,
+  fetchingLists: PropTypes.bool.isRequired,
+  fetchLists: PropTypes.func.isRequired,
+};

react/src/containers/Status.js

@@ -13,8 +13,8 @@ function Status({ userFetching, listsFetching }) {
         marginLeft: '1rem',
       }}
     >
-      {userFetching ? 'user' : null}
+      {userFetching ? 'loading user' : null}
-      {listsFetching ? 'lists' : null}
+      {listsFetching ? 'loading lists' : null}
     </ButtonBase>
   );
 }

react/src/containers/UserHeaderContainer.js

@@ -1,10 +1,23 @@
 import { connect } from 'react-redux';
 import UserHeader from '../components/UserHeader';
+import { fetchLists } from '../actions/lists';
 
 function mapStateToProps(state) {
   return {
     user: state.user,
+    dirtyLists: state.lists.dirty,
+    dirtyTodos: state.todos.dirty,
+    fetchingLists: state.lists.fetching,
   };
 }
 
-export default connect(mapStateToProps)(UserHeader);
+function mapDispatchToProps(dispatch) {
+  return {
+    fetchLists: () => dispatch(fetchLists()),
+  };
+}
+
+export default connect(
+  mapStateToProps,
+  mapDispatchToProps,
+)(UserHeader);

react/src/reducers/todos.js

@@ -53,7 +53,7 @@ export default function todos(
         ...state,
         todos: {
           ...state.todos,
-          [action.id]: action.todo,
+          [action.id]: { ...state.todos[action.id], text: action.text },
         },
       };
     case REQUEST_TODOS: