Gas price chart improvements, redesign, bug fixes, and set up to receive external data

5 files changed, 300 insertions, 88 deletions

diff --git a/ui/app/components/gas-customization/gas-modal-page-container/advanced-tab-content/index.scss b/ui/app/components/gas-customization/gas-modal-page-container/advanced-tab-content/index.scss
index 9c89688e2..0fc9f4578 100644
--- a/ui/app/components/gas-customization/gas-modal-page-container/advanced-tab-content/index.scss
+++ b/ui/app/components/gas-customization/gas-modal-page-container/advanced-tab-content/index.scss
@@ -50,7 +50,6 @@
       font-size: 12px;
       color: #313A5E;
       margin-left: 22px;
-      margin-bottom: 11px;
     }
 
     &__speed-buttons {
diff --git a/ui/app/components/gas-customization/gas-modal-page-container/gas-modal-page-container.component.js b/ui/app/components/gas-customization/gas-modal-page-container/gas-modal-page-container.component.js
index 88ef921c5..ac5981ab7 100644
--- a/ui/app/components/gas-customization/gas-modal-page-container/gas-modal-page-container.component.js
+++ b/ui/app/components/gas-customization/gas-modal-page-container/gas-modal-page-container.component.js
@@ -27,6 +27,7 @@ export default class GasModalPageContainer extends Component {
     customModalGasPriceInHex: PropTypes.string,
     customModalGasLimitInHex: PropTypes.string,
     cancelAndClose: PropTypes.func,
+    transactionFee: PropTypes.string,
   }
 
   state = {}
@@ -46,6 +47,7 @@ export default class GasModalPageContainer extends Component {
     customGasLimit,
     newTotalFiat,
   }) {
+    const { transactionFee } = this.props
     return (
       <AdvancedTabContent
         updateCustomGasPrice={convertThenUpdateCustomGasPrice}
@@ -53,6 +55,7 @@ export default class GasModalPageContainer extends Component {
         customGasPrice={customGasPrice}
         customGasLimit={customGasLimit}
         timeRemaining="1 min 31 sec"
+        transactionFee={transactionFee}
         totalFee={newTotalFiat}
       />
     )
diff --git a/ui/app/components/gas-customization/gas-modal-page-container/gas-modal-page-container.container.js b/ui/app/components/gas-customization/gas-modal-page-container/gas-modal-page-container.container.js
index 0d8d9d8e4..9d6dd3fb5 100644
--- a/ui/app/components/gas-customization/gas-modal-page-container/gas-modal-page-container.container.js
+++ b/ui/app/components/gas-customization/gas-modal-page-container/gas-modal-page-container.container.js
@@ -73,6 +73,7 @@ const mapStateToProps = state => {
     customGasPrice: calcCustomGasPrice(customModalGasPriceInHex),
     customGasLimit: calcCustomGasLimit(customModalGasLimitInHex),
     newTotalFiat,
+    transactionFee: addHexWEIsToRenderableFiat('0x0', customGasTotal, currentCurrency, conversionRate),
     gasPriceButtonGroupProps: {
       buttonDataLoading,
       defaultActiveButtonIndex: getDefaultActiveButtonIndex(gasButtonInfo, customModalGasPriceInHex),
diff --git a/ui/app/components/gas-customization/gas-price-chart/gas-price-chart.component.js b/ui/app/components/gas-customization/gas-price-chart/gas-price-chart.component.js
index 7dadafa95..85893f771 100644
--- a/ui/app/components/gas-customization/gas-price-chart/gas-price-chart.component.js
+++ b/ui/app/components/gas-customization/gas-price-chart/gas-price-chart.component.js
@@ -18,139 +18,319 @@ function setTickPosition (axis, n, newPosition, secondNewPosition) {
     .style('visibility', 'visible')
 }
 
+function appendOrUpdateCircle ({ circle, data, itemIndex, cx, cy, cssId, appendOnly }) {
+  if (appendOnly || circle.empty()) {
+    circle.data([data])
+      .enter().append('circle')
+      .attr('class', () => this.generateClass('c3-selected-circle', itemIndex))
+      .attr('id', cssId)
+      .attr('cx', cx)
+      .attr('cy', cy)
+      .attr('stroke', () => this.color(data))
+      .attr('r', 6)
+  } else {
+    circle.data([data])
+      .attr('cx', cx)
+      .attr('cy', cy)
+  }
+}
+
 export default class GasPriceChart extends Component {
   static contextTypes = {
     t: PropTypes.func,
   }
 
   static propTypes = {
+    priceAndTimeEstimates: PropTypes.array,
   }
 
-  renderChart () {
-    c3.generate({
+  renderChart (priceAndTimeEstimates) {
+    const gasPrices = priceAndTimeEstimates.map(({ gasprice }) => gasprice)
+    const gasPricesMax = gasPrices[gasPrices.length - 1] + 1
+    const estimatedTimes = priceAndTimeEstimates.map(({ expectedTime }) => expectedTime)
+    const estimatedTimesMax = estimatedTimes[0]
+    const chart = c3.generate({
       size: {
-        height: 154,
+        height: 165,
       },
-      padding: {left: 36, right: 25, top: -5, bottom: 5},
+      transition: {
+        duration: 0,
+      },
+      padding: {left: 20, right: 15, top: 6, bottom: 10},
       data: {
-        x: 'x',
-        columns: [
-            ['x', 0, 0.01, 0.02, 0.03, 0.05, 0.07, 0.11, 0.15, 0.29, 0.35, 0.5, 0.55, 0.60, 0.63, 0.77, 0.88, 0.92, 0.93, 0.98, 0.99],
-            ['data1', 100, 66, 55, 50, 45, 25, 22, 20.1, 20, 19.9, 15, 12, 10, 9.9, 8.0, 4.0, 3, 1, 0.5, 0.2],
-        ],
-        types: {
-          data1: 'area',
-        },
+          x: 'x',
+          columns: [
+              ['x', ...gasPrices],
+              ['data1', ...estimatedTimes],
+          ],
+          types: {
+            data1: 'area',
+          },
+          selection: {
+            enabled: false,
+          },
       },
       color: {
         data1: '#259de5',
       },
       axis: {
         x: {
-          min: 0,
-          max: 1,
+          min: gasPrices[0],
+          max: gasPricesMax,
           tick: {
-            values: ['0', '1.00'],
+            values: [Math.floor(gasPrices[0]), Math.ceil(gasPricesMax)],
             outer: false,
-            format: val => val === '0' ? val : '$' + val,
+            format: function (val) { return val + ' GWEI' },
           },
-          padding: {left: 0.005, right: 0},
+          padding: {left: gasPricesMax / 50, right: gasPricesMax / 50},
           label: {
             text: 'Gas Price ($)',
             position: 'outer-center',
           },
         },
         y: {
-          padding: {top: 2, bottom: 0},
+          padding: {top: 7, bottom: 7},
           tick: {
-            values: ['5', '97'],
+            values: [Math.floor(estimatedTimesMax * 0.05), Math.ceil(estimatedTimesMax * 0.97)],
             outer: false,
-            format: val => val === '5' ? '0' : '100',
           },
           label: {
             text: 'Confirmation time (sec)',
             position: 'outer-middle',
           },
+          min: 0,
         },
       },
       legend: {
-        show: false,
+          show: false,
       },
       grid: {
-        x: {
-            lines: [
-                {value: 0.0833},
-                {value: 0.1667},
-                {value: 0.2500},
-                {value: 0.3333},
-                {value: 0.4167},
-                {value: 0.5000},
-                {value: 0.5833},
-                {value: 0.6667},
-                {value: 0.7500},
-                {value: 0.8333},
-                {value: 0.9167},
-                {value: 1.0000},
-            ],
-        },
-        lines: {
-          front: false,
-        },
+          x: {},
+          lines: {
+            front: false,
+          },
       },
       point: {
         focus: {
           expand: {
-            enabled: true,
+            enabled: false,
             r: 3.5,
           },
         },
       },
       tooltip: {
+        format: {
+          title: (v) => v.toPrecision(4),
+        },
         contents: function (d, defaultTitleFormat, defaultValueFormat, color) {
-          const $$ = this
-          const config = $$.config
+          const config = this.config
           const titleFormat = config.tooltip_format_title || defaultTitleFormat
-
-          let text, title
-          d.forEach(n => {
-            if (n && (n.value || n.value === 0)) {
-
-              if (!text) {
-                  title = titleFormat ? titleFormat(n.x) : n.x
-                  text = "<table class='" + 'custom-tooltip' + "'>" + (title || title === 0 ? "<tr><th colspan='2'>" + title + '</th></tr>' : '')
-              }
+          let text
+          let title
+          d.forEach(el => {
+            if (el && (el.value || el.value === 0) && !text) {
+              title = titleFormat ? titleFormat(el.x) : el.x
+              text = "<table class='" + 'custom-tooltip' + "'>" + (title || title === 0 ? "<tr><th colspan='2'>" + title + '</th></tr>' : '')
             }
           })
-          // for (i = 0; i < d.length; i++) {
-          //     if (! (d[i] && (d[i].value || d[i].value === 0))) { continue; }
-
-          //     if (! text) {
-          //         title = titleFormat ? titleFormat(d[i].x) : d[i].x;
-          //         text = "<table class='" + 'custom-tooltip' + "'>" + (title || title === 0 ? "<tr><th colspan='2'>" + title + "</th></tr>" : "");
-          //     }
-          // }
           return text + '</table>' + "<div class='tooltip-arrow'></div>"
         },
         position: function (data, width, height, element) {
-          const x = d3.event.pageX - document.getElementById('chart').getBoundingClientRect().x + 19
-          const y = d3.event.pageY - document.getElementById('chart').getBoundingClientRect().y + 20
-          return {top: y, left: x}
+          const overlayedCircle = d3.select('#overlayed-circle')
+          if (overlayedCircle.empty()) {
+            return { top: -100, left: -100 }
+          }
+
+          const { x: circleX, y: circleY, width: circleWidth } = overlayedCircle.node().getBoundingClientRect()
+          const { x: chartXStart, y: chartYStart } = d3.select('.c3-chart').node().getBoundingClientRect()
+
+          // TODO: Confirm the below constants work with all data sets and screen sizes
+          // TODO: simplify l149-l159
+          let y = circleY - chartYStart - 19
+          if (circleY - circleWidth < chartYStart + 5) {
+            y = y + circleWidth + 38
+            d3.select('.tooltip-arrow').style('margin-top', '-16px')
+          } else {
+            d3.select('.tooltip-arrow').style('margin-top', '4px')
+          }
+          return {
+            top: y,
+            left: circleX - chartXStart + circleWidth - (gasPricesMax / 50),
+          }
         },
+        show: true,
       },
     })
 
-    setTimeout(() => {
-      setTickPosition('y', 0, -5, 2)
+    chart.internal.selectPoint = function (data, itemIndex = (data.index || 0)) {
+      const { x: circleX, y: circleY, width: circleWidth } = d3.select('#overlayed-circle')
+        .node()
+        .getBoundingClientRect()
+      const { x: chartXStart, y: chartYStart } = d3.select('.c3-areas-data1')
+        .node()
+        .getBoundingClientRect()
+
+      d3.select('#set-circle').remove()
+
+      const circle = this.main
+        .select('.' + 'c3-selected-circles' + this.getTargetSelectorSuffix(data.id))
+        .selectAll('.' + 'c3-selected-circle' + '-' + itemIndex)
+
+      appendOrUpdateCircle.bind(this)({
+        circle,
+        data,
+        itemIndex,
+        cx: () => circleX - chartXStart + circleWidth + 2,
+        cy: () => circleY - chartYStart + circleWidth + 1,
+        cssId: 'set-circle',
+        appendOnly: true,
+      })
+    }
+
+    chart.internal.overlayPoint = function (data, itemIndex) {
+        const circle = this.main
+          .select('.' + 'c3-selected-circles' + this.getTargetSelectorSuffix(data.id))
+          .selectAll('.' + 'c3-selected-circle' + '-' + itemIndex)
+
+        appendOrUpdateCircle.bind(this)({
+          circle,
+          data,
+          itemIndex,
+          cx: this.circleX.bind(this),
+          cy: this.circleY.bind(this),
+          cssId: 'overlayed-circle',
+        })
+    }
+
+    chart.internal.setCurrentCircle = function (data, itemIndex) {
+      const circle = this.main
+        .select('.' + 'c3-selected-circles' + this.getTargetSelectorSuffix(data.id))
+        .selectAll('#current-circle')
+
+      appendOrUpdateCircle.bind(this)({
+        circle,
+        data,
+        itemIndex,
+        cx: this.circleX.bind(this),
+        cy: this.circleY.bind(this),
+        cssId: 'current-circle',
+      })
+    }
+
+    chart.internal.showTooltip = function (selectedData, element) {
+      const $$ = this
+      const config = $$.config
+      const forArc = $$.hasArcType()
+      const dataToShow = selectedData.filter((d) => d && (d.value || d.value === 0))
+      const positionFunction = config.tooltip_position || chart.internal.prototype.tooltipPosition
+      if (dataToShow.length === 0 || !config.tooltip_show) {
+        return
+      }
+      $$.tooltip.html(config.tooltip_contents.call($$, selectedData, $$.axis.getXAxisTickFormat(), $$.getYFormat(forArc), $$.color)).style('display', 'flex')
+
+      // Get tooltip dimensions
+      const tWidth = $$.tooltip.property('offsetWidth')
+      const tHeight = $$.tooltip.property('offsetHeight')
+      const position = positionFunction.call(this, dataToShow, tWidth, tHeight, element)
+      // Set tooltip
+      $$.tooltip.style('top', position.top + 'px').style('left', position.left + 'px')
+    }
+
+    setTimeout(function () {
+      setTickPosition('y', 0, -5, 8)
       setTickPosition('y', 1, -3)
-      setTickPosition('x', 0, 3)
-      setTickPosition('x', 1, 3, -5)
+      setTickPosition('x', 0, 3, 20)
+      setTickPosition('x', 1, 3, -10)
+
+      // TODO: Confirm the below constants work with all data sets and screen sizes
       d3.select('.c3-axis-x-label').attr('transform', 'translate(0,-15)')
-      d3.select('.c3-axis-y-label').attr('transform', 'translate(42, 2) rotate(-90)')
+      d3.select('.c3-axis-y-label').attr('transform', 'translate(32, 2) rotate(-90)')
+      d3.select('.c3-xgrid-focus line').attr('y2', 98)
+
+      d3.select('.c3-chart').on('mouseout', () => {
+        const overLayedCircle = d3.select('#overlayed-circle')
+        if (!overLayedCircle.empty()) {
+          overLayedCircle.remove()
+        }
+        d3.select('.c3-tooltip-container').style('display', 'none !important')
+      })
+
+      const chartRect = d3.select('.c3-areas-data1')
+      const { x: chartXStart, width: chartWidth } = chartRect.node().getBoundingClientRect()
+
+      d3.select('.c3-chart').on('click', () => {
+        const overlayedCircle = d3.select('#overlayed-circle')
+        const numberOfValues = chart.internal.data.xs.data1.length
+        const { x: circleX, y: circleY } = overlayedCircle.node().getBoundingClientRect()
+        chart.internal.selectPoint({
+          x: circleX - chartXStart,
+          value: circleY - 1.5,
+          id: 'data1',
+          index: numberOfValues,
+          name: 'data1',
+        }, numberOfValues)
+      })
+
+      d3.select('.c3-chart').on('mousemove', function () {
+        const chartMouseXPos = d3.event.clientX - chartXStart
+        const posPercentile = chartMouseXPos / chartWidth
+
+
+        const currentPosValue = (gasPrices[gasPrices.length - 1] - gasPrices[0]) * posPercentile + gasPrices[0]
+        const closestLowerValueIndex = gasPrices.findIndex((e, i, a) => {
+          return e <= currentPosValue && a[i + 1] >= currentPosValue
+        })
+        const closestLowerValue = gasPrices[closestLowerValueIndex]
+        const estimatedClosestLowerTimeEstimate = estimatedTimes[closestLowerValueIndex]
+
+        const closestHigherValueIndex = gasPrices.findIndex((e, i, a) => {
+          return e > currentPosValue
+        })
+        const closestHigherValue = gasPrices[closestHigherValueIndex]
+        if (!closestHigherValue || !closestLowerValue) {
+          const overLayedCircle = d3.select('#overlayed-circle')
+          if (!overLayedCircle.empty()) {
+            overLayedCircle.remove()
+          }
+          d3.select('.c3-tooltip-container').style('display', 'none !important')
+          chart.internal.hideXGridFocus()
+          return
+        }
+        const estimatedClosestHigherTimeEstimate = estimatedTimes[closestHigherValueIndex]
+
+        const slope = (estimatedClosestHigherTimeEstimate - estimatedClosestLowerTimeEstimate) / (closestHigherValue - closestLowerValue)
+        const newTimeEstimate = -1 * (slope * (closestHigherValue - currentPosValue) - estimatedClosestHigherTimeEstimate)
+
+        const newEstimatedTimes = [...estimatedTimes, newTimeEstimate]
+        chart.internal.overlayPoint({
+          x: currentPosValue,
+          value: newTimeEstimate,
+          id: 'data1',
+          index: newEstimatedTimes.length,
+          name: 'data1',
+        }, newEstimatedTimes.length)
+        chart.internal.showTooltip([{
+          x: currentPosValue,
+          value: newTimeEstimate,
+          id: 'data1',
+          index: newEstimatedTimes.length,
+          name: 'data1',
+        }], chartRect._groups[0])
+        chart.internal.showXGridFocus([{
+          x: currentPosValue,
+          value: newTimeEstimate,
+          id: 'data1',
+          index: newEstimatedTimes.length,
+          name: 'data1',
+        }])
+      })
     }, 0)
+
+
   }
 
   componentDidMount () {
-    this.renderChart()
+    this.renderChart(this.props.priceAndTimeEstimates)
   }
 
   render () {
diff --git a/ui/app/components/gas-customization/gas-price-chart/index.scss b/ui/app/components/gas-customization/gas-price-chart/index.scss
index bfe9b807b..4c4640b1f 100644
--- a/ui/app/components/gas-customization/gas-price-chart/index.scss
+++ b/ui/app/components/gas-customization/gas-price-chart/index.scss
@@ -2,6 +2,13 @@
   display: flex;
   position: relative;
 
+  &__root {
+    max-height: 154px;
+    max-width: 391px;
+    position: relative;
+    overflow: hidden;
+  }
+
   .tick text, .c3-axis-x-label, .c3-axis-y-label {
     font-family: Roboto;
     font-style: normal;
@@ -12,45 +19,61 @@
     fill: #9A9CA6 !important;
   }
 
+  .c3-tooltip-container {
+    display: flex;
+    justify-content: center !important;
+    align-items: flex-end !important;
+  }
+
   .custom-tooltip {
     background: rgba(0, 0, 0, 1);
-  box-shadow: 0px 4px 4px rgba(0, 0, 0, 0.25);
-  border-radius: 3px;
-    transform: translate(-41px, -50px);
+    box-shadow: 0px 4px 4px rgba(0, 0, 0, 0.25);
+    border-radius: 3px;
     opacity: 1 !important;
-    width: 44px;
     height: 21px;
     z-index: 1;
   }
 
   .tooltip-arrow {
-      background: rgba(0, 0, 0, 1);
-  box-shadow: 0px 4px 4px rgba(0, 0, 0, 0.5);
-    top: -35px;
-    left: -23px;
+    background: black;
+    box-shadow: 0px 4px 4px rgba(0, 0, 0, 0.5);
+    /* top: 15px; */
+    /* left: 27px; */
+    -webkit-transform: rotate(45deg);
     transform: rotate(45deg);
     opacity: 1 !important;
     width: 9px;
     height: 9px;
-    position: absolute;
-    display: inline-block;
+    /* position: absolute; */
+    /* display: inline-block; */
+    margin-top: 4px;
   }
 
   .custom-tooltip th {
     font-family: Roboto;
-  font-style: normal;
-  font-weight: 500;
-  line-height: normal;
-  font-size: 10px;
-  text-align: center;
+    font-style: normal;
+    font-weight: 500;
+    line-height: normal;
+    font-size: 10px;
+    text-align: center;
+    padding: 3px;
+    color: #FFFFFF;
+  }
 
-  color: #FFFFFF;
+  .c3-circle {
+    visibility: hidden;
   }
 
-  .c3-circle._expanded_ {
+  .c3-selected-circle, .c3-circle._expanded_ {
     fill: #FFFFFF !important;
     stroke-width: 2.4px !important;
     stroke: #2d9fd9 !important;
+    /* visibility: visible; */
+  }
+
+  #set-circle {
+    fill: #313A5E !important;
+    stroke: #313A5E !important;
   }
 
   .c3-axis-x-label, .c3-axis-y-label {
@@ -84,7 +107,9 @@
     stroke: #B8B8B8 !important;
   }
 
-  .c3-axis .tick line {display: none;}
+  .c3-xgrid-focus {
+    stroke: #aaa;
+  }
 
   .c3-axis-x .domain {
     fill: none;
@@ -95,6 +120,10 @@
     fill: none;
     stroke: #C8CCD6;
   }
+
+  .c3-event-rect {
+    cursor: pointer;
+  }
 }
 
 @import url(//fonts.googleapis.com/css?family=Roboto:400,700,300);