add feature: colored tags

browser/components/ColorPicker.js

@@ -0,0 +1,63 @@
+import React from 'react'
+import PropTypes from 'prop-types'
+import { SketchPicker } from 'react-color'
+import CSSModules from 'browser/lib/CSSModules'
+import styles from './ColorPicker.styl'
+
+const componentHeight = 333
+
+class ColorPicker extends React.Component {
+  constructor (props) {
+    super(props)
+
+    this.state = {
+      color: this.props.color || '#888888'
+    }
+
+    this.onColorChange = this.onColorChange.bind(this)
+    this.handleConfirm = this.handleConfirm.bind(this)
+  }
+
+  onColorChange (color) {
+    this.setState({
+      color
+    })
+  }
+
+  handleConfirm () {
+    this.props.onConfirm(this.state.color)
+  }
+
+  render () {
+    const { onReset, onCancel, targetRect } = this.props
+    const { color } = this.state
+
+    const clientHeight = document.body.clientHeight
+    const alignX = targetRect.right + 4
+    let alignY = targetRect.top
+    if (targetRect.top + componentHeight > clientHeight) {
+      alignY = targetRect.bottom - componentHeight
+    }
+
+    return (
+      <div styleName='colorPicker' style={{top: `${alignY}px`, left: `${alignX}px`}}>
+        <SketchPicker color={color} onChange={this.onColorChange} />
+        <div styleName='footer'>
+          <button styleName='btn-reset' onClick={onReset}>Reset</button>
+          <button styleName='btn-cancel' onClick={onCancel}>Cancel</button>
+          <button styleName='btn-confirm' onClick={this.handleConfirm}>Confirm</button>
+        </div>
+      </div>
+    )
+  }
+}
+
+ColorPicker.propTypes = {
+  color: PropTypes.string,
+  targetRect: PropTypes.object,
+  onConfirm: PropTypes.func.isRequired,
+  onCancel: PropTypes.func.isRequired,
+  onReset: PropTypes.func.isRequired
+}
+
+export default CSSModules(ColorPicker, styles)