Working login on mobile

mobile/src/ui/BoundInput.js

@@ -0,0 +1,59 @@
+import React from 'react'
+import PropTypes from 'prop-types'
+import { TextInput, Text, View } from 'react-native'
+import { reactAutoBind } from 'auto-bind2'
+
+export class BoundInput extends React.Component {
+  static propTypes = {
+    name: PropTypes.string.isRequired,
+    message: PropTypes.string,
+    label: PropTypes.string,
+    binder: PropTypes.object.isRequired,
+    password: PropTypes.bool,
+    placeholder: PropTypes.string
+  }
+
+  constructor(props) {
+    super(props)
+    reactAutoBind(this)
+    this.state = props.binder.getFieldState(props.name)
+  }
+
+  handleChangeText(newText) {
+    const { binder, name } = this.props
+    const state = binder.getFieldState(name)
+
+    if (!state.readOnly && !state.disabled) {
+      this.setState(binder.updateFieldValue(name, newText))
+    }
+  }
+
+  render() {
+    const { label, password, name, placeholder, message } = this.props
+    const { visible, disabled, value, valid } = this.state
+
+    if (!visible) {
+      return null
+    }
+
+    // TODO: Disabled
+
+    return (
+      <View style={{ width: '100%' }}>
+        <Text style={{ color: 'black', fontSize: 14, marginBottom: 5 }}>{label}</Text>
+        <TextInput style={{ width: '100%', paddingLeft: 5, paddingRight: 5, height: 40, borderColor: 'gray', borderWidth: 1, fontSize: 16 }}
+          autoCapitalize='none'
+          underlineColorAndroid='white'
+          value={value}
+          secureTextEntry={password}
+          onChangeText={this.handleChangeText}
+          placeholder={placeholder} />
+        <Text style={{
+          fontSize: 12,
+          display: valid ? 'none' : 'flex',
+          color: 'red',
+        }}>{message}</Text>
+      </View>
+    )
+  }
+}