Commit everything done until beginning version control

Removed the boilerplate's counter, started a drawer menu, added a
toolbar to access the menu, created the calculator form and state.

android/app/build.gradle

@@ -66,6 +66,7 @@ import com.android.build.OutputFile
  */
 
 apply from: "../../node_modules/react-native/react.gradle"
+apply from: "../../node_modules/react-native-vector-icons/fonts.gradle"
 
 /**
  * Set this to true to create two separate APKs instead of one:
@@ -129,6 +130,8 @@ dependencies {
     compile fileTree(dir: "libs", include: ["*.jar"])
     compile "com.android.support:appcompat-v7:23.0.1"
     compile "com.facebook.react:react-native:+"  // From node_modules
+	compile project(':react-native-vector-icons')
+
 }
 
 // Run this once to be able to run the application with BUCK

android/app/src/main/java/com/counter/MainApplication.java

@@ -8,6 +8,7 @@ import com.facebook.react.ReactInstanceManager;
 import com.facebook.react.ReactNativeHost;
 import com.facebook.react.ReactPackage;
 import com.facebook.react.shell.MainReactPackage;
+import com.oblador.vectoricons.VectorIconsPackage;
 
 import java.util.Arrays;
 import java.util.List;
@@ -24,6 +25,7 @@ public class MainApplication extends Application implements ReactApplication {
     protected List<ReactPackage> getPackages() {
       return Arrays.<ReactPackage>asList(
           new MainReactPackage()
+		, new VectorIconsPackage()
       );
     }
   };

android/gradle/wrapper/gradle-wrapper.properties

@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-2.10-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-2.2-all.zip

android/settings.gradle

@@ -1,3 +1,6 @@
 rootProject.name = 'Counter'
 
 include ':app'
+
+include ':react-native-vector-icons'
+project(':react-native-vector-icons').projectDir = new File(rootProject.projectDir, '../node_modules/react-native-vector-icons/android')

app/actions/actionTypes.js

@@ -1,2 +0,0 @@
-export const INCREMENT = 'INCREMENT';
-export const DECREMENT = 'DECREMENT';

app/actions/counterActions.js

@@ -1,13 +0,0 @@
-import * as types from './actionTypes';
-
-export function increment() {
-  return {
-    type: types.INCREMENT
-  };
-}
-
-export function decrement() {
-  return {
-    type: types.DECREMENT
-  };
-}

app/components/counter.js

@@ -1,36 +0,0 @@
-import React, {Component} from 'react';
-import {StyleSheet, View, Text, TouchableOpacity} from 'react-native';
-
-const styles = StyleSheet.create({
-  button: {
-    width: 100,
-    height: 30,
-    padding: 10,
-    backgroundColor: 'lightgray',
-    alignItems: 'center',
-    justifyContent: 'center',
-    margin: 3
-  }
-});
-
-export default class Counter extends Component {
-  constructor(props) {
-    super(props);
-  }
-
-  render() {
-    const { counter, increment, decrement } = this.props;
-
-    return (
-      <View style={{flex: 1, alignItems: 'center', justifyContent: 'center' }}>
-        <Text>{counter}</Text>
-        <TouchableOpacity onPress={increment} style={styles.button}>
-          <Text>up</Text>
-        </TouchableOpacity>
-        <TouchableOpacity onPress={decrement} style={styles.button}>
-          <Text>down</Text>
-        </TouchableOpacity>
-      </View>
-    );
-  }
-}

app/reducers/counter.js

@@ -1,22 +0,0 @@
-import * as types from '../actions/actionTypes';
-
-const initialState = {
-  count: 0
-};
-
-export default function counter(state = initialState, action = {}) {
-  switch (action.type) {
-    case types.INCREMENT:
-      return {
-        ...state,
-        count: state.count + 1
-      };
-    case types.DECREMENT:
-      return {
-        ...state,
-        count: state.count - 1
-      };
-    default:
-      return state;
-  }
-}

app/reducers/index.js

@@ -1,5 +0,0 @@
-import counter from './counter';
-
-export {
-  counter
-};

index.android.js

@@ -1,6 +1,6 @@
 'use strict';
 
 import React, { AppRegistry } from 'react-native';
-import App from './app/containers/app';
+import App from './src/containers/app';
 
 AppRegistry.registerComponent('Counter', () => App);

index.ios.js

@@ -1,6 +1,6 @@
 'use strict';
 
 import React, { AppRegistry } from 'react-native';
-import App from './app/containers/app';
+import App from './src/containers/app';
 
 AppRegistry.registerComponent('Counter', () => App);

package.json

@@ -11,6 +11,8 @@
   "dependencies": {
     "react": "15.3.2",
     "react-native": "0.34.0",
+    "react-native-drawer": "^2.3.0",
+    "react-native-vector-icons": "^4.0.0",
     "react-redux": "4.4.5",
     "redux": "3.5.2",
     "redux-actions": "0.11.0",

src/actions/actionTypes.js

@@ -0,0 +1,7 @@
+export const UPDATEVALUE = 'UPDATEVALUE';
+export const UPDATEMULT = 'UPDATEMULT';
+export const MENUOPEN = 'MENUOPEN';
+export const MENUCLOSE = 'MENUCLOSE';
+export const MAIN = 'MAIN';
+export const HELP = 'HELP';
+export const SETREF = 'SETREF';

src/actions/calcActions.js

@@ -0,0 +1,19 @@
+import * as types from './actionTypes';
+
+export function updatevalue(form, index, value) {
+	return {
+		type: types.UPDATEVALUE,
+		form,
+		index,
+		value,
+	};
+}
+
+export function updatemult(form, index, mult) {
+	return {
+		type: types.UPDATEMULT,
+		form,
+		index,
+		mult,
+	};
+}

src/actions/menuActions.js

@@ -0,0 +1,25 @@
+import * as types from './actionTypes';
+
+export function menuopen() {
+  return {
+    type: types.MENUOPEN
+  };
+}
+
+export function menuclose() {
+  return {
+    type: types.MENUCLOSE
+  };
+}
+
+export function main() {
+  return {
+    type: types.MAIN
+  };
+}
+
+export function help() {
+  return {
+    type: types.HELP
+  };
+}

src/components/calc.js

@@ -0,0 +1,67 @@
+import React, {Component} from 'react';
+import {ScrollView, StyleSheet, Text, TouchableOpacity, View} from 'react-native';
+
+import Resistor from './resistor';
+import Section from './section';
+
+const styles = StyleSheet.create({
+	button: {
+		width: 100,
+		height: 30,
+		padding: 10,
+		backgroundColor: 'lightgray',
+		alignItems: 'center',
+		justifyContent: 'center',
+		margin: 3
+	}
+});
+
+export default class Calc extends Component {
+	constructor(props) {
+		super(props);
+	}
+
+	render() {
+		const {state} = this.props;
+
+		const allValid = state.have.every((x) => x.valid);
+		const nonEmpty = state.have.some((x) => x.value);
+
+		const reciprocalSum = state.have
+			.filter((x) => x.value)
+			.reduce((a,b) => a + 1.0/(b.value * b.mult), 0.0);
+
+		return (
+			<ScrollView>
+				<View style={{padding: 20}}>
+					<Section>
+						<Text>
+							Enter the exact resistance target:
+						</Text>
+						<Resistor form="target" />
+					</Section>
+					<Section>
+						<Text>
+							Overall parallel resistor value:
+							{allValid && nonEmpty ? ' ' + 1/reciprocalSum : ' ???'}
+						</Text>
+						<Text>
+							Error between this and the target: {0}%
+						</Text>
+						<Text>
+							Next recommended resistor value: {0}
+						</Text>
+					</Section>
+					<Section>
+						<Text>
+							Enter the resistors you have in parallel:
+						</Text>
+						{state.have.map((x,n) => 
+							<Resistor form="have" index={n} key={n} />
+						)}
+					</Section>
+				</View>
+			</ScrollView>
+		);
+	}
+}

src/components/help.js

@@ -0,0 +1,24 @@
+import React, {Component} from 'react';
+import {StyleSheet, View, Text, TouchableOpacity} from 'react-native';
+
+const styles = StyleSheet.create({
+});
+
+export default class Help extends Component {
+  constructor(props) {
+    super(props);
+  }
+
+  render() {
+    //const { counter } = this.props;
+
+    return (
+      <View style={{flex: 1, alignItems: 'center', justifyContent: 'center' }}>
+		<Text>This is a sample counter app.</Text>
+        <Text>Press Increase to add 1 to the value.</Text>
+        <Text>Press Decrease to subtract 1 from the value.</Text>
+      </View>
+    );
+  }
+}
+

src/components/menu.js

@@ -0,0 +1,29 @@
+import React, {Component} from 'react';
+import {StyleSheet, View, Text, TouchableOpacity} from 'react-native';
+
+const styles = StyleSheet.create({
+	main: {
+		backgroundColor: '#ffffff',
+		flex: 1,
+		alignItems: 'center',
+		justifyContent: 'center',
+	},
+});
+
+export default class Menu extends Component {
+  constructor(props) {
+    super(props);
+  }
+
+  render() {
+    const { main, help } = this.props;
+
+    return (
+      <View style={styles.main}>
+		<Text onPress={main}>Calculator</Text>
+        <Text onPress={help}>Help</Text>
+        <Text>Link 4</Text>
+      </View>
+    );
+  }
+}

src/components/resistor.js

@@ -0,0 +1,124 @@
+import React, {Component} from 'react';
+import {bindActionCreators} from 'redux';
+import {connect} from 'react-redux';
+import {
+	Alert,
+	Picker,
+	StyleSheet,
+	View,
+	Text,
+	TextInput,
+	TouchableOpacity,
+} from 'react-native';
+
+import * as calcActions from '../actions/calcActions';
+
+const styles = {
+	resistorinput: {
+		flex: 1,
+		height: 40,
+		maxWidth: 80,
+		borderWidth: 1,
+		textAlign: 'right',
+	},
+	clearbutton: {
+		height: 30,
+		padding: 10,
+		backgroundColor: 'lightgray',
+		alignItems: 'center',
+		justifyContent: 'center',
+		margin: 3,
+	},
+};
+
+class Resistor extends Component {
+	constructor(props) {
+		super(props);
+	}
+
+	render() {
+		const {data, actions} = this.props;
+
+		// Curry the update functions to make them simpler
+		const updatevalue = (x) => actions.updatevalue(
+			this.props.form, this.props.index, x
+		);
+		const updatemult = (x) => actions.updatemult(
+			this.props.form, this.props.index, x
+		);
+
+		const clear = () => {
+			updatevalue('');
+			updatemult('1');
+		}
+
+		console.log(this);
+
+		return (
+			<View style={{flex: 1, flexDirection: 'row', justifyContent: 'center', margin: 3}}>
+				<TextInput
+					value={data.value}
+					onChangeText={(x) => updatevalue(x)}
+					style={Object.assign({}, styles.resistorinput, {
+						borderColor: data.valid ? 'grey' : 'red',
+					})}
+					underlineColorAndroid={'transparent'}
+					autoCorrect={false}
+					keyboardType={'numeric'}
+				/>
+				<Picker 
+					ref={(x) => this._picker = x}
+					selectedValue={data.mult}
+					onValueChange={(x) => updatemult(x)}
+					style={{height: 40, width: 100}}
+					mode={'dropdown'}
+				>
+						<Picker.Item label="  MΩ" value="1000000" />
+						<Picker.Item label="  kΩ" value="1000" />
+						<Picker.Item label="  Ω" value="1" />
+						<Picker.Item label="  mΩ" value="0.001" />
+				</Picker>
+				<TouchableOpacity onPress={() => { 
+						console.log(this);
+						Alert.alert(
+							'Clear resistor value?',
+							data.value + 
+							// I created this kludge for fun (so don't hate on me):
+								this._picker.props.children
+									.map((x) => x.props)
+									.filter((x) => x.value == data.mult)[0]
+									.label,
+							[
+								{text: 'CANCEL'},
+								{text: 'OK', onPress: clear},
+							]
+						)
+					}} style={styles.clearbutton} activeOpacity={1}
+				>
+					<Text>Clear</Text>
+				</TouchableOpacity>
+			</View>
+		);
+	}
+}
+
+//Redux stuff
+function mapStateToProps(state, ownProps) {
+	if (ownProps.form == "target") {
+		return {
+			data: state.calc.target,
+		};
+	} else if (ownProps.form == "have") {
+		return {
+			data: state.calc.have[ownProps.index],
+		};
+	} else {
+		return {};
+	}
+}
+
+export default connect(mapStateToProps,
+  (dispatch) => ({
+    actions: bindActionCreators(calcActions, dispatch)
+  })
+)(Resistor);

src/components/section.js

@@ -0,0 +1,18 @@
+import React, {Component} from 'react';
+import {View} from 'react-native';
+
+export default class Section extends Component {
+	constructor(props) {
+		super(props);
+	}
+
+	render() {
+		return (
+			<View style={{marginBottom: 15}}>
+				{this.props.children}
+			</View>
+		);
+	}
+}
+
+

src/containers/app.js

@@ -1,10 +1,13 @@
 import React, {Component} from 'react';
+import { StyleSheet } from 'react-native';
+import Ionicons from 'react-native-vector-icons/Ionicons';
 import { createStore, applyMiddleware, combineReducers } from 'redux';
 import { Provider } from 'react-redux';
 import thunk from 'redux-thunk';
+import Drawer from 'react-native-drawer';
 
 import * as reducers from '../reducers';
-import CounterApp from './counterApp';
+import Nav from './nav';
 
 const createStoreWithMiddleware = applyMiddleware(thunk)(createStore);
 const reducer = combineReducers(reducers);
@@ -14,7 +17,7 @@ export default class App extends Component {
   render() {
     return (
       <Provider store={store}>
-        <CounterApp />
+		<Nav />
       </Provider>
     );
   }

src/containers/calcApp.js

@@ -0,0 +1,24 @@
+'use strict';
+
+import React, {Component} from 'react';
+import Calc from '../components/calc';
+import {connect} from 'react-redux';
+
+class CalcApp extends Component {
+	constructor(props) {
+		super(props);
+	}
+
+	render() {
+		const {state} = this.props;
+		console.log(this);
+
+		return (
+			<Calc state={state}/>
+		);
+	}
+}
+
+export default connect(state => ({
+	state: state.calc
+}))(CalcApp);

src/containers/helpApp.js

@@ -2,14 +2,10 @@
 
 import React, {Component} from 'react';
 import {bindActionCreators} from 'redux';
-import Counter from '../components/counter';
-import * as counterActions from '../actions/counterActions';
+import Help from '../components/help';
 import { connect } from 'react-redux';
 
-// @connect(state => ({
-//   state: state.counter
-// }))
-class CounterApp extends Component {
+class HelpApp extends Component {
   constructor(props) {
     super(props);
   }
@@ -17,17 +13,15 @@ class CounterApp extends Component {
   render() {
     const { state, actions } = this.props;
     return (
-      <Counter
-        counter={state.count}
+      <Help
         {...actions} />
     );
   }
 }
 
 export default connect(state => ({
-    state: state.counter
   }),
   (dispatch) => ({
-    actions: bindActionCreators(counterActions, dispatch)
   })
-)(CounterApp);
+)(HelpApp);
+

src/containers/menuApp.js

@@ -0,0 +1,30 @@
+'use strict';
+
+import React, {Component} from 'react';
+import {bindActionCreators} from 'redux';
+import Menu from '../components/menu';
+import * as menuActions from '../actions/menuActions';
+import { connect } from 'react-redux';
+
+class MenuApp extends Component {
+  constructor(props) {
+    super(props);
+  }
+
+  render() {
+    const { state, actions } = this.props;
+    return (
+      <Menu {...actions} />
+    );
+  }
+}
+
+export default connect(state => ({
+    state: state
+  }),
+  (dispatch) => ({
+    actions: bindActionCreators(menuActions, dispatch)
+  })
+)(MenuApp);
+
+

src/containers/nav.js

@@ -0,0 +1,70 @@
+'use strict'; 
+import React, {Component} from 'react';
+import {View, StyleSheet} from 'react-native';
+import {bindActionCreators} from 'redux';
+import {connect} from 'react-redux';
+import Ionicons from 'react-native-vector-icons/Ionicons';
+import Drawer from 'react-native-drawer';
+
+import * as menuActions from '../actions/menuActions';
+import MenuApp from '../containers/menuApp';
+
+class Nav extends Component {
+  constructor(props) {
+    super(props);
+  }
+
+  render() {
+    const { state, actions } = this.props;
+
+    const drawerStyles = {
+      	drawer: { shadowColor: '#000000', shadowOpacity: 0.8, shadowRadius: 3},
+      	main: {paddingLeft: 3},
+    }
+    const styles = StyleSheet.create({
+	  toolbar: {
+	    backgroundColor: '#e9eaed',
+		height: 56,
+	  },
+	}); 
+
+    return (
+		<Drawer
+		  open={state.isOpen}
+		  type="overlay"
+		  content={<MenuApp />}
+		  tapToClose={true}
+		  openDrawerOffset={0.3}
+		  captureGestures={false}
+		  panCloseMask={0.3}
+		  closedDrawerOffset={-3}
+		  styles={drawerStyles}
+		  tweenHandler={(ratio) => ({
+		    main: { opacity: 1, },
+			mainOverlay: { opacity: ratio/2, backgroundColor: 'black', },
+		  })}
+		  >
+		    <Ionicons.ToolbarAndroid
+		      navIconName={"md-menu"}
+		      onIconClicked={actions.menuopen}
+		      style={styles.toolbar}
+		      subtitle={state.subtitle}
+		      title="Exact Resistor Calculator"
+		    />
+			<View style={{flex: 1}}>
+				{state.page}
+			</View>
+		</Drawer>
+    );
+  }
+}
+
+export default connect(state => ({
+    state: state.menu
+  }),
+  (dispatch) => ({
+    actions: bindActionCreators(menuActions, dispatch)
+  })
+)(Nav);
+
+

src/reducers/calc.js

@@ -0,0 +1,97 @@
+import * as types from '../actions/actionTypes';
+
+const initialState = {
+	target: {
+		value: '',
+		mult: '1',
+		valid: true,
+	},
+	have: [
+		{
+			value: '',
+			mult: '1',
+			valid: true,
+		},
+		{
+			value: '',
+			mult: '1',
+			valid: true,
+		},
+		{
+			value: '',
+			mult: '1',
+			valid: true,
+		},
+	],
+};
+
+function isPosReal(n) {
+	return n == '' || // Allowed to be blank
+		!isNaN(parseFloat(n)) && // Has to be real
+		isFinite(n) // Can't be infinite
+		&& parseFloat(n) > 0; // Must be positive, non-zero
+}
+
+export default function calc(state = initialState, action = {}) {
+	const {type, value, form, index, mult} = action;
+
+	switch (type) {
+		case types.UPDATEVALUE:
+			const valid = isPosReal(value);
+
+			if (form == "target") {
+				return {
+					...state,
+					target: {
+						...state.target,
+						value: value,
+						valid: valid,
+					}
+				};
+			} else if (form == "have") {
+				const newState = {
+					...state,
+					have: state.have.map((x,n) =>
+						n == index ? {
+							...x,
+							value: value,
+							valid: valid,
+						} : x
+					),
+				};
+
+				// If all values are full, add another resistor
+				if (newState.have.every((x) => x.value)) {
+					newState.have.push({
+						value: '',
+						mult: '1',
+						valid: true,
+					});
+				}
+
+				return newState;
+			}
+		case types.UPDATEMULT:
+			if (form == "target") {
+				return {
+					...state,
+					target: {
+						...state.target,
+						mult: mult,
+					}
+				};
+			} else if (form == "have") {
+				return {
+					...state,
+					have: state.have.map((x,n) =>
+						n == index ? {
+							...x,
+							mult: mult,
+						} : x
+					),
+				};
+			}
+		default:
+			return state;
+	}
+}

src/reducers/index.js

@@ -0,0 +1,7 @@
+import calc from './calc';
+import menu from './menu';
+
+export {
+  calc,
+  menu,
+};

src/reducers/menu.js

@@ -0,0 +1,43 @@
+import React, {Component} from 'react';
+import * as types from '../actions/actionTypes';
+
+import CalcApp from '../containers/calcApp';
+import HelpApp from '../containers/helpApp';
+
+const initialState = {
+	isOpen: false,
+	refdrawer: null,
+	page: <CalcApp />,
+	subtitle: 'Calculator Page',
+};
+
+export default function menu(state = initialState, action = {}) {
+  switch (action.type) {
+    case types.MENUOPEN:
+      return {
+        ...state,
+		isOpen: true,
+      };
+    case types.MENUCLOSE:
+      return {
+        ...state,
+		isOpen: false,
+      };
+    case types.MAIN:
+      return {
+        ...state,
+		isOpen: false,
+        page: <CalcApp />,
+		subtitle: 'Calculator Page',
+      };
+    case types.HELP:
+      return {
+        ...state,
+		isOpen: false,
+        page: <HelpApp />,
+		subtitle: 'Help',
+      };
+    default:
+      return state;
+  }
+}