stubbing in page editor

1 files changed, 196 insertions, 0 deletions

diff --git a/frontend/views/page/components/page.editor.js b/frontend/views/page/components/page.editor.js
new file mode 100644
index 0000000..952e45c
--- /dev/null
+++ b/frontend/views/page/components/page.editor.js
@@ -0,0 +1,196 @@
+import React, { Component } from 'react'
+import { Route } from 'react-router-dom'
+import { bindActionCreators } from 'redux'
+import { connect } from 'react-redux'
+
+import { session } from '../../../session'
+import actions from '../../../actions'
+import * as pageActions from '../page.actions'
+
+import { Loader } from '../../../common'
+import { clamp } from '../../../util'
+
+const defaultState = {
+  dragging: false,
+  bounds: null,
+  mouseX: 0,
+  mouseY: 0,
+  box: {
+    x: 0, y: 0,
+    w: 0, h: 0,
+  },
+  tile: null,
+}
+
+class PageEditor extends Component {
+  state = {
+    ...defaultState,
+  }
+
+  constructor() {
+    super()
+    // bind these events in the constructor, so we can remove event listeners later
+    this.handleMouseDown = this.handleMouseDown.bind(this)
+    this.handleMouseMove = this.handleMouseMove.bind(this)
+    this.handleMouseUp = this.handleMouseUp.bind(this)
+    this.handleWindowResize = this.handleWindowResize.bind(this)
+    this.pageRef = React.createRef()
+  }
+
+  getBoundingClientRect() {
+    if (!this.pageRef.current) return null
+    const rect = this.pageRef.current.getBoundingClientRect()
+    const scrollTop = document.body.scrollTop || document.body.parentNode.scrollTop
+    const scrollLeft = document.body.scrollLeft || document.body.parentNode.scrollLeft
+    const bounds = {
+      top: rect.top + scrollTop,
+      left: rect.left + scrollLeft,
+      width: rect.width,
+      height: rect.height,
+    }
+    // console.log(bounds)
+    return bounds
+  }
+
+  componentDidMount() {
+    document.body.addEventListener('mousemove', this.handleMouseMove)
+    document.body.addEventListener('mouseup', this.handleMouseUp)
+    window.addEventListener('resize', this.handleWindowResize)
+    this.setState({ bounds: this.getBoundingClientRect() })
+  }
+
+  componentDidUpdate(prevProps) {
+    if (!this.state.bounds) {
+      this.setState({ bounds: this.getBoundingClientRect() })
+    }
+  }
+
+  handleWindowResize() {
+    this.setState({ bounds: this.getBoundingClientRect() })
+  }
+
+  handleMouseDown(e, page) {
+    const bounds = this.getBoundingClientRect()
+    const mouseX = e.pageX
+    const mouseY = e.pageY
+    let w = 128 / bounds.width
+    let h = 16 / bounds.height
+    let { x, y } = page.settings
+    x = clamp(x, 0, 1)
+    y = clamp(y, 0, 1)
+    this.setState({
+      page,
+      draggingBox: true,
+      bounds,
+      mouseX,
+      mouseY,
+      box: {
+        x, y,
+        w, h,
+      },
+      initialBox: {
+        x, y,
+        w, h,
+      }
+    })
+  }
+
+  handleMouseMove(e) {
+    const {
+      dragging, draggingBox,
+      bounds, mouseX, mouseY, initialBox, box
+    } = this.state
+    if (draggingBox) {
+      e.preventDefault()
+      let { x, y, w, h } = initialBox
+      let dx = (e.pageX - mouseX) / bounds.width
+      let dy = (e.pageY - mouseY) / bounds.height
+      this.setState({
+        box: {
+          x: clamp(x + dx, 0, 1.0 - w),
+          y: clamp(y + dy, 0, 1.0 - h),
+          w, h,
+        }
+      })
+    }
+  }
+
+  handleMouseUp(e) {
+    // const { actions } = this.props
+    const { dragging, draggingBox, bounds, box, page } = this.state
+    if (!dragging && !draggingBox) return
+    e.preventDefault()
+    const { x, y, w, h } = box
+    let url = window.location.pathname
+    this.setState({
+      page: null,
+      box: null,
+      initialBox: null,
+      dragging: false,
+      draggingBox: false,
+    })
+    // console.log(page)
+    const updatedTile = {
+      ...tile,
+      settings: {
+        ...tile.settings,
+        x, y,
+      }
+    }
+    this.props.pageActions.updatePageTile(updatedTile)
+    actions.tile.update(updatedTile)
+  }
+
+  render(){
+    // console.log(this.props.page.show.res)
+    const currentTile = this.state.tile
+    const currentBox = this.state.box
+    const { res } = this.props.page.show
+    // console.log(res.tiles)
+    return (    
+      <div className='page' ref={this.pageRef}>
+        {this.state.bounds && res.tiles.map(tile => (
+          <TileHandle
+            key={tile.id}
+            tile={tile}
+            bounds={this.state.bounds}
+            box={currentTile && tile.id === currentTile.id && currentBox}
+            onMouseDown={e => this.handleMouseDown(e, tile)}
+          />
+        ))}
+      </div>
+    )
+  }
+}
+
+const TileHandle = ({ tile, bounds, box, onMouseDown }) => {
+  let style;
+  if (box) {
+    style = {
+      top: (bounds.height) * box.y,
+      left: (bounds.width) * box.x,
+    }
+  } else {
+    style = {
+      top: (bounds.height) * Math.min(tile.settings.y, 0.95),
+      left: (bounds.width) * Math.min(tile.settings.x, 0.95),
+    }
+  }
+  // console.log(style)
+  return (
+    <div className='handle' onMouseDown={onMouseDown} style={style}>
+      {tile.title}
+    </div>
+  )
+}
+
+const mapStateToProps = state => ({
+  graph: state.graph,
+  page: state.page,
+})
+
+const mapDispatchToProps = dispatch => ({
+  pageActions: bindActionCreators({ ...pageActions }, dispatch),
+})
+
+export default connect(mapStateToProps, mapDispatchToProps)(PageEditor)