Liquidity & price history graph (#248)

* graph prototype

* switch items

* liquidity history graph prototype

* more graph styling

* epoch times conversion

* get data in root component

* redraw fix

* more graph styling

* loading fix

* re-render fixes

* re-render fixes

* new Aquarius responses

* price graph and switch buttons

* spacing tweaks

package-lock.json

@@ -5333,6 +5333,15 @@
         "@types/responselike": "*"
       }
     },
+    "@types/chart.js": {
+      "version": "2.9.27",
+      "resolved": "https://registry.npmjs.org/@types/chart.js/-/chart.js-2.9.27.tgz",
+      "integrity": "sha512-b3ho2RpPLWzLzOXKkFwpvlRDEVWQrCknu2/p90mLY5v2DO8owk0OwWkv4MqAC91kJL52bQGXkVw/De+N/0/1+A==",
+      "dev": true,
+      "requires": {
+        "moment": "^2.10.2"
+      }
+    },
     "@types/classnames": {
       "version": "2.2.11",
       "resolved": "https://registry.npmjs.org/@types/classnames/-/classnames-2.2.11.tgz",
@@ -10398,6 +10407,32 @@
       "resolved": "https://registry.npmjs.org/chardet/-/chardet-0.7.0.tgz",
       "integrity": "sha512-mT8iDcrh03qDGRRmoA2hmBJnxpllMR+0/0qlzjqZES6NdiWDcZkCNAk4rPFZ9Q85r27unkiNNg8ZOiwZXBHwcA=="
     },
+    "chart.js": {
+      "version": "2.9.4",
+      "resolved": "https://registry.npmjs.org/chart.js/-/chart.js-2.9.4.tgz",
+      "integrity": "sha512-B07aAzxcrikjAPyV+01j7BmOpxtQETxTSlQ26BEYJ+3iUkbNKaOJ/nDbT6JjyqYxseM0ON12COHYdU2cTIjC7A==",
+      "requires": {
+        "chartjs-color": "^2.1.0",
+        "moment": "^2.10.2"
+      }
+    },
+    "chartjs-color": {
+      "version": "2.4.1",
+      "resolved": "https://registry.npmjs.org/chartjs-color/-/chartjs-color-2.4.1.tgz",
+      "integrity": "sha512-haqOg1+Yebys/Ts/9bLo/BqUcONQOdr/hoEr2LLTRl6C5LXctUdHxsCYfvQVg5JIxITrfCNUDr4ntqmQk9+/0w==",
+      "requires": {
+        "chartjs-color-string": "^0.6.0",
+        "color-convert": "^1.9.3"
+      }
+    },
+    "chartjs-color-string": {
+      "version": "0.6.0",
+      "resolved": "https://registry.npmjs.org/chartjs-color-string/-/chartjs-color-string-0.6.0.tgz",
+      "integrity": "sha512-TIB5OKn1hPJvO7JcteW4WY/63v6KwEdt6udfnDE9iCAZgy+V4SrbSxoIbTw/xkUIapjEI4ExGtD0+6D3KyFd7A==",
+      "requires": {
+        "color-name": "^1.0.0"
+      }
+    },
     "checkpoint-store": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/checkpoint-store/-/checkpoint-store-1.1.0.tgz",
@@ -27540,6 +27575,15 @@
         "vanilla-swipe": "^2.2.0"
       }
     },
+    "react-chartjs-2": {
+      "version": "2.11.1",
+      "resolved": "https://registry.npmjs.org/react-chartjs-2/-/react-chartjs-2-2.11.1.tgz",
+      "integrity": "sha512-G7cNq/n2Bkh/v4vcI+GKx7Q1xwZexKYhOSj2HmrFXlvNeaURWXun6KlOUpEQwi1cv9Tgs4H3kGywDWMrX2kxfA==",
+      "requires": {
+        "lodash": "^4.17.19",
+        "prop-types": "^15.7.2"
+      }
+    },
     "react-color": {
       "version": "2.19.3",
       "resolved": "https://registry.npmjs.org/react-color/-/react-color-2.19.3.tgz",

package.json

@@ -35,6 +35,7 @@
     "@vercel/node": "^1.8.4",
     "@walletconnect/web3-provider": "^1.3.1",
     "axios": "^0.21.0",
+    "chart.js": "^2.9.4",
     "classnames": "^2.2.6",
     "date-fns": "^2.16.1",
     "decimal.js": "^10.2.1",
@@ -66,6 +67,7 @@
     "query-string": "^6.13.7",
     "react": "^17.0.1",
     "react-alice-carousel": "^2.0.2",
+    "react-chartjs-2": "^2.11.1",
     "react-data-table-component": "^6.11.5",
     "react-datepicker": "^3.3.0",
     "react-dom": "^17.0.1",
@@ -95,6 +97,7 @@
     "@svgr/webpack": "^5.4.0",
     "@testing-library/jest-dom": "^5.11.5",
     "@testing-library/react": "^11.1.1",
+    "@types/chart.js": "^2.9.27",
     "@types/jest": "^26.0.15",
     "@types/loadable__component": "^5.13.1",
     "@types/lodash.debounce": "^4.0.3",

src/components/atoms/Price/PriceUnit.tsx

@@ -8,6 +8,15 @@ import Badge from '../Badge'
 
 const cx = classNames.bind(styles)
 
+export function formatPrice(price: string, locale: string): string {
+  return formatCurrency(Number(price), '', locale, false, {
+    // Not exactly clear what `significant figures` are for this library,
+    // but setting this seems to give us the formatting we want.
+    // See https://github.com/oceanprotocol/market/issues/70
+    significantFigures: 4
+  })
+}
+
 export default function PriceUnit({
   price,
   className,
@@ -34,14 +43,7 @@ export default function PriceUnit({
   return (
     <div className={styleClasses}>
       <div>
-        {Number.isNaN(Number(price))
+        {Number.isNaN(Number(price)) ? '-' : formatPrice(price, locale)}{' '}
-          ? '-'
-          : formatCurrency(Number(price), '', locale, false, {
-              // Not exactly clear what `significant figures` are for this library,
-              // but setting this seems to give us the formatting we want.
-              // See https://github.com/oceanprotocol/market/issues/70
-              significantFigures: 4
-            })}{' '}
         <span className={styles.symbol}>{symbol || 'OCEAN'}</span>
         {type && type === 'pool' && (
           <Badge label="pool" className={styles.badge} />

src/components/organisms/AssetActions/Pool/Graph.module.css

@@ -0,0 +1,37 @@
+.graphWrap {
+  min-height: 97px;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  margin: calc(var(--spacer) / 6) -2rem calc(var(--spacer) / 1.5) -2rem;
+  position: relative;
+}
+
+.graphWrap canvas {
+  position: relative;
+  z-index: 0;
+}
+
+.type {
+  position: absolute;
+  bottom: -10px;
+  z-index: 1;
+  text-align: center;
+  padding: 5px var(--spacer);
+}
+
+.button,
+.button:hover {
+  display: inline-block;
+  color: var(--color-secondary);
+  font-size: var(--font-size-mini);
+  border: 1px solid transparent;
+  border-radius: var(--border-radius);
+  padding: calc(var(--spacer) / 16) calc(var(--spacer) / 4) !important;
+  transform: none;
+}
+
+.button.active {
+  color: var(--font-color-text);
+  border-color: var(--border-color);
+}

src/components/organisms/AssetActions/Pool/Graph.tsx

@@ -0,0 +1,184 @@
+import React, { ChangeEvent, ReactElement, useEffect, useState } from 'react'
+import { Line, defaults } from 'react-chartjs-2'
+import {
+  ChartData,
+  ChartDataSets,
+  ChartOptions,
+  ChartTooltipItem,
+  ChartTooltipOptions
+} from 'chart.js'
+import styles from './Graph.module.css'
+import Loader from '../../../atoms/Loader'
+import { formatPrice } from '../../../atoms/Price/PriceUnit'
+import { useUserPreferences } from '../../../../providers/UserPreferences'
+import useDarkMode from 'use-dark-mode'
+import { darkModeConfig } from '../../../../../app.config'
+import Button from '../../../atoms/Button'
+import { Logger } from '@oceanprotocol/lib'
+
+export interface ChartDataLiqudity {
+  oceanAddRemove: ChartData[]
+  datatokenAddRemove: ChartData[]
+  oceanReserveHistory: ChartData[]
+  datatokenReserveHistory: ChartData[]
+  datatokenPriceHistory: ChartData[]
+}
+
+declare type GraphType = 'liquidity' | 'price'
+
+// Chart.js global defaults
+defaults.global.defaultFontFamily = `'Sharp Sans', -apple-system, BlinkMacSystemFont,
+'Segoe UI', Helvetica, Arial, sans-serif`
+defaults.global.animation = { easing: 'easeInOutQuart', duration: 800 }
+
+const lineStyle: Partial<ChartDataSets> = {
+  fill: false,
+  lineTension: 0.1,
+  borderWidth: 2,
+  pointBorderWidth: 0,
+  pointRadius: 0,
+  pointHoverRadius: 4,
+  pointHoverBorderWidth: 0,
+  pointHitRadius: 2,
+  pointHoverBackgroundColor: '#ff4092'
+}
+
+const tooltipOptions: Partial<ChartTooltipOptions> = {
+  intersect: false,
+  titleFontStyle: 'normal',
+  titleFontSize: 10,
+  bodyFontSize: 12,
+  bodyFontStyle: 'bold',
+  displayColors: false,
+  xPadding: 10,
+  yPadding: 10,
+  cornerRadius: 3,
+  borderWidth: 1,
+  caretSize: 7
+}
+
+function constructGraphData(data: ChartData[]): ChartData {
+  const timestamps = data.map((item: any) => {
+    // convert timestamps from epoch to locale date & time string
+    const date = new Date(item[1] * 1000)
+    return `${date.toLocaleDateString()} ${date.toLocaleTimeString()}`
+  })
+  const values = data.map((item: any) => item[0])
+
+  return {
+    labels: timestamps,
+    datasets: [
+      {
+        ...lineStyle,
+        label: 'Liquidity (OCEAN)',
+        data: values,
+        borderColor: `#8b98a9`,
+        pointBackgroundColor: `#8b98a9`
+      }
+    ]
+  }
+}
+
+function getOptions(locale: string, isDarkMode: boolean): ChartOptions {
+  return {
+    layout: {
+      padding: {
+        left: 0,
+        right: 0,
+        top: 0,
+        bottom: 10
+      }
+    },
+    tooltips: {
+      ...tooltipOptions,
+      backgroundColor: isDarkMode ? `#141414` : `#fff`,
+      titleFontColor: isDarkMode ? `#e2e2e2` : `#303030`,
+      bodyFontColor: isDarkMode ? `#fff` : `#141414`,
+      borderColor: isDarkMode ? `#41474e` : `#e2e2e2`,
+      callbacks: {
+        label: (tooltipItem: ChartTooltipItem) =>
+          `${formatPrice(`${tooltipItem.yLabel}`, locale)} OCEAN`
+      }
+    },
+    legend: {
+      display: false
+    },
+    scales: {
+      yAxes: [
+        {
+          display: false
+          // gridLines: {
+          //   drawBorder: false,
+          //   color: isDarkMode ? '#303030' : '#e2e2e2',
+          //   zeroLineColor: isDarkMode ? '#303030' : '#e2e2e2'
+          // },
+          // ticks: { display: false }
+        }
+      ],
+      xAxes: [{ display: false, gridLines: { display: true } }]
+    }
+  }
+}
+
+const graphTypes = ['Liquidity', 'Price']
+
+export default function Graph({
+  data
+}: {
+  data: ChartDataLiqudity
+}): ReactElement {
+  const { locale } = useUserPreferences()
+  const darkMode = useDarkMode(false, darkModeConfig)
+
+  const [graphData, setGraphData] = useState<ChartData>()
+  const [options, setOptions] = useState<ChartOptions>()
+  const [graphType, setGraphType] = useState<GraphType>('liquidity')
+
+  useEffect(() => {
+    Logger.log('Fired GraphOptions!')
+    const options = getOptions(locale, darkMode.value)
+    setOptions(options)
+  }, [locale, darkMode.value])
+
+  useEffect(() => {
+    if (!data) return
+    Logger.log('Fired GraphData!')
+    const graphData =
+      graphType === 'liquidity'
+        ? constructGraphData(data.oceanReserveHistory)
+        : constructGraphData(data.datatokenPriceHistory)
+    setGraphData(graphData)
+  }, [data, graphType])
+
+  function handleGraphTypeSwitch(e: ChangeEvent<HTMLButtonElement>) {
+    e.preventDefault()
+    setGraphType(e.currentTarget.textContent.toLowerCase() as GraphType)
+  }
+
+  return (
+    <div className={styles.graphWrap}>
+      {graphData ? (
+        <>
+          <nav className={styles.type}>
+            {graphTypes.map((type: GraphType) => (
+              <Button
+                key={type}
+                style="text"
+                size="small"
+                onClick={handleGraphTypeSwitch}
+                className={`${styles.button} ${
+                  graphType === type.toLowerCase() ? styles.active : null
+                }`}
+              >
+                {type}
+              </Button>
+            ))}
+          </nav>
+          <Line height={70} data={graphData} options={options} />
+        </>
+      ) : (
+        <Loader />
+      )}
+    </div>
+  )
+}

src/components/organisms/AssetActions/Pool/index.tsx

@@ -18,6 +18,8 @@ import Token from './Token'
 import TokenList from './TokenList'
 import { graphql, useStaticQuery } from 'gatsby'
 import Transactions from './Transactions'
+import Graph, { ChartDataLiqudity } from './Graph'
+import axios from 'axios'
 
 export interface Balance {
   ocean: number
@@ -49,7 +51,7 @@ export default function Pool({ ddo }: { ddo: DDO }): ReactElement {
   const data = useStaticQuery(contentQuery)
   const content = data.content.edges[0].node.childContentJson.pool
 
-  const { ocean, accountId, networkId } = useOcean()
+  const { ocean, accountId, networkId, config } = useOcean()
   const { price, refreshPrice, owner } = useMetadata(ddo)
   const { dtSymbol } = usePricing(ddo)
   const { isInPurgatory } = useAsset()
@@ -77,6 +79,8 @@ export default function Pool({ ddo }: { ddo: DDO }): ReactElement {
   const [creatorLiquidity, setCreatorLiquidity] = useState<Balance>()
   const [creatorPoolTokens, setCreatorPoolTokens] = useState<string>()
   const [creatorPoolShare, setCreatorPoolShare] = useState<string>()
+  const [graphData, setGraphData] = useState<ChartDataLiqudity>()
+
   // the purpose of the value is just to trigger the effect
   const [refreshPool, setRefreshPool] = useState(false)
 
@@ -195,6 +199,34 @@ export default function Pool({ ddo }: { ddo: DDO }): ReactElement {
     return () => clearInterval(interval)
   }, [ocean, accountId, price, ddo, refreshPool, owner])
 
+  // Get graph history data
+  useEffect(() => {
+    if (!price?.address || !price?.ocean || !price?.value) return
+
+    const source = axios.CancelToken.source()
+    const url = `${config.metadataCacheUri}/api/v1/aquarius/pools/history/${price.address}`
+
+    async function getData() {
+      Logger.log('Fired GetGraphData!')
+      try {
+        const response = await axios(url, { cancelToken: source.token })
+        if (!response || response.status !== 200) return
+        setGraphData(response.data)
+      } catch (error) {
+        if (axios.isCancel(error)) {
+          Logger.log(error.message)
+        } else {
+          Logger.error(error.message)
+        }
+      }
+    }
+    getData()
+
+    return () => {
+      source.cancel()
+    }
+  }, [config.metadataCacheUri, price?.address, price?.ocean, price?.value])
+
   const refreshInfo = async () => {
     setRefreshPool(!refreshPool)
     await refreshPrice()
@@ -284,6 +316,7 @@ export default function Pool({ ddo }: { ddo: DDO }): ReactElement {
                     {weightOcean}/{weightDt}
                   </span>
                 )}
+                <Graph data={graphData} />
               </>
             }
             ocean={`${price?.ocean}`}