Charts (#88)

* Charts

* Version bump

* Update pnpm-lock.yaml

lib/components/base/LineChart.vue

@@ -0,0 +1,125 @@
+<template>
+  <Line :options="chartOptions" :data="chartData" />
+</template>
+
+<script setup>
+import { ref } from 'vue'
+import { Line } from 'vue-chartjs'
+import {
+  Chart as ChartJS,
+  Title,
+  Tooltip,
+  PointElement,
+  LineElement,
+  CategoryScale,
+  LinearScale,
+  Filler,
+} from 'chart.js'
+import dayjs from 'dayjs'
+
+ChartJS.register(Title, Tooltip, PointElement, LineElement, CategoryScale, LinearScale, Filler)
+
+const props = defineProps({
+  data: {
+    type: Object,
+    required: true,
+  },
+  formatLabels: {
+    type: Function,
+    default: (label) => dayjs(label).format('MMM D'),
+  },
+})
+
+const decimalToRgba = (decimalColor, alpha = 0.75) => {
+  const red = (decimalColor >> 16) & 255
+  const green = (decimalColor >> 8) & 255
+  const blue = decimalColor & 255
+
+  return `rgba(${red}, ${green}, ${blue}, ${alpha})`
+}
+
+const chartData = ref({
+  labels: props.data.labels.map((date) => props.formatLabels(date)),
+  datasets: props.data.data.map((project) => ({
+    label: project.title,
+    backgroundColor: decimalToRgba(project.color, 0.75),
+    borderColor: decimalToRgba(project.color),
+    data: project.data,
+  })),
+})
+
+const chartOptions = ref({
+  responsive: true,
+  scales: {
+    x: {
+      grid: {
+        color: getComputedStyle(document.documentElement).getPropertyValue('--color-button-bg'),
+      },
+      ticks: {
+        color: getComputedStyle(document.documentElement).getPropertyValue('--color-base'),
+      },
+    },
+    y: {
+      grid: {
+        color: getComputedStyle(document.documentElement).getPropertyValue('--color-button-bg'),
+      },
+      ticks: {
+        color: getComputedStyle(document.documentElement).getPropertyValue('--color-base'),
+      },
+    },
+  },
+  interaction: {
+    mode: 'x',
+  },
+  plugins: {
+    legend: {
+      position: 'right',
+      align: 'start',
+      labels: {
+        color: getComputedStyle(document.documentElement).getPropertyValue('--color-base'),
+        font: {
+          size: 12,
+          family: 'Inter',
+        },
+      },
+    },
+    tooltip: {
+      position: 'nearest',
+      backgroundColor: getComputedStyle(document.documentElement).getPropertyValue(
+        '--color-raised-bg'
+      ),
+      borderColor: getComputedStyle(document.documentElement).getPropertyValue('--color-button-bg'),
+      borderWidth: 1,
+      titleColor: getComputedStyle(document.documentElement).getPropertyValue('--color-contrast'),
+      titleFont: {
+        size: 14,
+        family: 'Inter',
+      },
+      bodyColor: getComputedStyle(document.documentElement).getPropertyValue('--color-base'),
+      bodyFont: {
+        size: 12,
+        family: 'Inter',
+      },
+      boxPadding: 8,
+      intersect: false,
+      padding: 12,
+    },
+  },
+})
+
+/*
+The data for the graph should look like this
+
+downloads, views, likes = {
+  dates: [ '2021-01-01', '2021-01-02', '2021-01-03' ], // Last 2 weeks
+  data: [
+    {
+      title: projectName,
+      color: projectColor,
+      data: [ ... ],
+    },
+    ...
+  ]
+}
+ */
+</script>

lib/components/base/PieChart.vue

@@ -0,0 +1,93 @@
+<script setup>
+import { ref } from 'vue'
+import { Pie } from 'vue-chartjs'
+import {
+  Chart as ChartJS,
+  Title,
+  Tooltip,
+  PieController,
+  ArcElement,
+  Legend,
+  CategoryScale,
+  LinearScale,
+} from 'chart.js'
+
+ChartJS.register(Title, Tooltip, PieController, ArcElement, Legend, CategoryScale, LinearScale)
+
+const props = defineProps({
+  data: {
+    type: Object,
+    required: true,
+  },
+})
+
+const decimalToRgba = (decimalColor, alpha = 0.75) => {
+  const red = (decimalColor >> 16) & 255
+  const green = (decimalColor >> 8) & 255
+  const blue = decimalColor & 255
+
+  return `rgba(${red}, ${green}, ${blue}, ${alpha})`
+}
+
+const chartData = ref({
+  labels: props.data.data.map((project) => project.title),
+  datasets: [
+    {
+      label: props.data.title,
+      backgroundColor: props.data.data.map((project) => decimalToRgba(project.color)),
+      borderColor: getComputedStyle(document.documentElement).getPropertyValue('--color-button-bg'),
+      data: props.data.data.map((project) => project.data),
+      fill: true,
+    },
+  ],
+})
+
+const chartOptions = ref({
+  responsive: true,
+  elements: {
+    point: {
+      radius: 0,
+    },
+  },
+  plugins: {
+    legend: {
+      position: 'right',
+      labels: {
+        color: getComputedStyle(document.documentElement).getPropertyValue('--color-base'),
+        font: {
+          size: 12,
+          family: 'Inter',
+        },
+      },
+    },
+    tooltip: {
+      position: 'nearest',
+      backgroundColor: getComputedStyle(document.documentElement).getPropertyValue(
+        '--color-raised-bg'
+      ),
+      borderColor: getComputedStyle(document.documentElement).getPropertyValue('--color-button-bg'),
+      borderWidth: 1,
+      titleColor: getComputedStyle(document.documentElement).getPropertyValue('--color-contrast'),
+      titleFont: {
+        size: 16,
+        family: 'Inter',
+      },
+      bodyColor: getComputedStyle(document.documentElement).getPropertyValue('--color-base'),
+      bodyFont: {
+        size: 12,
+        family: 'Inter',
+      },
+      boxPadding: 8,
+      intersect: false,
+      padding: 12,
+      displayColors: false,
+    },
+  },
+})
+</script>
+
+<template>
+  <Pie :options="chartOptions" :data="chartData" />
+</template>
+
+<style scoped lang="scss"></style>

lib/components/index.js

@@ -24,6 +24,8 @@ export { default as ModalConfirm } from './base/ModalConfirm.vue'
 export { default as Breadcrumbs } from './base/Breadcrumbs.vue'
 export { default as DropdownButton } from './base/DropdownButton.vue'
 export { default as ShareModal } from './base/ShareModal.vue'
+export { default as LineChart } from './base/LineChart.vue'
+export { default as PieChart } from './base/PieChart.vue'
 
 export { default as Categories } from './search/Categories.vue'
 export { default as SearchFilter } from './search/SearchFilter.vue'