From dc69b4086c2a9d521285a8741af44f5df12f8804 Mon Sep 17 00:00:00 2001
From: Kevin Midboe <kevin.midboe@gmail.com>
Date: Mon, 8 Aug 2022 18:44:07 +0200
Subject: [PATCH] Split activity graph into component & typed

---
 src/api.ts                 |   6 +-
 src/components/Graph.vue   | 191 ++++++++++++++
 src/icons/IconActivity.vue |   8 +-
 src/icons/IconSettings.vue |   1 -
 src/pages/ActivityPage.vue | 507 +++++++++++++++----------------------
 5 files changed, 399 insertions(+), 314 deletions(-)
 create mode 100644 src/components/Graph.vue

diff --git a/src/api.ts b/src/api.ts
index 91582da..1a6fabd 100644
--- a/src/api.ts
+++ b/src/api.ts
@@ -444,8 +444,8 @@ const unlinkPlexAccount = () => {
 
 // - - - User graphs - - -
 
-const fetchChart = (urlPath, days, chartType) => {
-  const url = new URL("/api/v1/user" + urlPath, SEASONED_URL);
+const fetchGraphData = (urlPath, days, chartType) => {
+  const url = new URL("/api/v1/user/" + urlPath, SEASONED_URL);
   url.searchParams.append("days", days);
   url.searchParams.append("y_axis", chartType);
 
@@ -544,7 +544,7 @@ export {
   logout,
   getSettings,
   updateSettings,
-  fetchChart,
+  fetchGraphData,
   getEmoji,
   elasticSearchMoviesAndShows
 };
diff --git a/src/components/Graph.vue b/src/components/Graph.vue
new file mode 100644
index 0000000..cd8ff43
--- /dev/null
+++ b/src/components/Graph.vue
@@ -0,0 +1,191 @@
+<template>
+  <canvas ref="graphCanvas"></canvas>
+</template>
+
+<script setup lang="ts">
+  import { ref, computed, defineProps, onMounted, watch } from "vue";
+  import Chart from "chart.js";
+  import type { Ref } from "vue";
+
+  enum GraphValueTypes {
+    Number = "number",
+    Time = "time"
+  }
+
+  interface IGraphDataset {
+    name: string;
+    data: Array<number>;
+  }
+
+  interface IGraphData {
+    labels: Array<string>;
+    series: Array<IGraphDataset>;
+  }
+
+  interface Props {
+    name?: string;
+    data: IGraphData;
+    type: string; // TODO import types from chart.js
+    stacked: boolean;
+
+    datasetDescriptionSuffix: string;
+    tooltipDescriptionSuffix: string;
+    graphValueType?: GraphValueTypes;
+  }
+
+  Chart.defaults.global.elements.point.radius = 0;
+  Chart.defaults.global.elements.point.hitRadius = 10;
+  Chart.defaults.global.elements.point.pointHoverRadius = 10;
+  Chart.defaults.global.elements.point.hoverBorderWidth = 4;
+
+  const props = defineProps<Props>();
+  const graphInstance: Ref<any> = ref(null);
+  const graphCanvas: Ref<HTMLCanvasElement> = ref(null);
+
+  onMounted(() => generateGraph());
+  watch(() => props.data, generateGraph);
+
+  const graphTemplates = [
+    {
+      backgroundColor: "rgba(54, 162, 235, 0.2)",
+      borderColor: "rgba(54, 162, 235, 1)",
+      borderWidth: 1
+    },
+    {
+      backgroundColor: "rgba(255, 159, 64, 0.2)",
+      borderColor: "rgba(255, 159, 64, 1)",
+      borderWidth: 1
+    },
+    {
+      backgroundColor: "rgba(255, 99, 132, 0.2)",
+      borderColor: "rgba(255, 99, 132, 1)",
+      borderWidth: 1
+    }
+  ];
+  const gridColor = getComputedStyle(document.documentElement).getPropertyValue(
+    "--text-color-5"
+  );
+
+  function hydrateGraphLineOptions(dataset: IGraphDataset, index: number) {
+    return {
+      label: `${dataset.name} ${props.datasetDescriptionSuffix}`,
+      data: dataset.data,
+      ...graphTemplates[index]
+    };
+  }
+
+  function removeEmptyDataset(dataset: IGraphDataset) {
+    return dataset.data.every(point => point === 0) ? false : true;
+  }
+
+  function generateGraph() {
+    const datasets = props.data.series
+      .filter(removeEmptyDataset)
+      .map(hydrateGraphLineOptions);
+
+    const graphOptions = {
+      maintainAspectRatio: false,
+      tooltips: {
+        callbacks: {
+          title: (tooltipItem, data) => `Watch date: ${tooltipItem[0].label}`,
+          label: (tooltipItem, data) => {
+            let label = data.datasets[tooltipItem.datasetIndex].label;
+            let value = tooltipItem.value;
+
+            const context = label.split(" ")[0];
+            const text = `${context} ${props.tooltipDescriptionSuffix}`;
+
+            if (props.graphValueType === GraphValueTypes.Time) {
+              value = convertSecondsToHumanReadable(value);
+            }
+
+            return ` ${text}: ${value}`;
+          }
+        }
+      },
+      scales: {
+        yAxes: [
+          {
+            gridLines: {
+              color: gridColor
+            },
+            stacked: props.stacked,
+            ticks: {
+              // suggestedMax: 10000,
+              callback: (value, index, values) => {
+                if (props.graphValueType === GraphValueTypes.Time) {
+                  return convertSecondsToHumanReadable(value, values);
+                }
+
+                return value;
+              },
+              beginAtZero: true
+            }
+          }
+        ],
+        xAxes: [
+          {
+            stacked: props.stacked,
+            gridLines: {
+              display: false
+            }
+          }
+        ]
+      }
+    };
+
+    const chartData = {
+      labels: props.data.labels,
+      datasets
+    };
+
+    if (graphInstance.value) {
+      graphInstance.value.clear();
+      graphInstance.value.data = chartData;
+      graphInstance.value.update();
+      return;
+    }
+
+    graphInstance.value = new Chart(graphCanvas.value, {
+      type: props.type,
+      data: chartData,
+      options: graphOptions
+    });
+  }
+
+  function convertSecondsToHumanReadable(value, values = null) {
+    const highestValue = values ? values[0] : value;
+
+    // minutes
+    if (highestValue < 3600) {
+      const minutes = Math.floor(value / 60);
+
+      value = `${minutes} m`;
+    }
+    // hours and minutes
+    else if (highestValue > 3600 && highestValue < 86400) {
+      const hours = Math.floor(value / 3600);
+      const minutes = Math.floor((value % 3600) / 60);
+
+      value = hours != 0 ? `${hours} h ${minutes} m` : `${minutes} m`;
+    }
+    // days and hours
+    else if (highestValue > 86400 && highestValue < 31557600) {
+      const days = Math.floor(value / 86400);
+      const hours = Math.floor((value % 86400) / 3600);
+
+      value = days != 0 ? `${days} d ${hours} h` : `${hours} h`;
+    }
+    // years and days
+    else if (highestValue > 31557600) {
+      const years = Math.floor(value / 31557600);
+      const days = Math.floor((value % 31557600) / 86400);
+
+      value = years != 0 ? `${years} y ${days} d` : `${days} d`;
+    }
+
+    return value;
+  }
+</script>
+
+<style lang="scss" scoped></style>
diff --git a/src/icons/IconActivity.vue b/src/icons/IconActivity.vue
index 396de1a..d8a381e 100644
--- a/src/icons/IconActivity.vue
+++ b/src/icons/IconActivity.vue
@@ -5,13 +5,17 @@
     width="24"
     height="24"
     viewBox="0 0 24 24"
-    fill="none"
     stroke="currentColor"
     stroke-width="2"
     stroke-linecap="round"
     stroke-linejoin="round"
-    style="transition: stroke-width 0.5s ease"
   >
     <polyline points="22 12 18 12 15 21 9 3 6 12 2 12"></polyline>
   </svg>
 </template>
+
+<style lang="scss" scoped>
+  svg {
+    fill: none !important;
+  }
+</style>
diff --git a/src/icons/IconSettings.vue b/src/icons/IconSettings.vue
index 6aea9df..9f515b2 100644
--- a/src/icons/IconSettings.vue
+++ b/src/icons/IconSettings.vue
@@ -10,7 +10,6 @@
     stroke-width="2"
     stroke-linecap="round"
     stroke-linejoin="round"
-    style="transition: stroke-width 0.5s ease"
   >
     <line x1="4" y1="21" x2="4" y2="14"></line>
     <line x1="4" y1="10" x2="4" y2="3"></line>
diff --git a/src/pages/ActivityPage.vue b/src/pages/ActivityPage.vue
index fefb0ee..adce7f9 100644
--- a/src/pages/ActivityPage.vue
+++ b/src/pages/ActivityPage.vue
@@ -12,6 +12,7 @@
           type="number"
           pattern="[0-9]*"
           :style="{ maxWidth: `${3 + 0.5 * days.length}rem` }"
+          @change="fetchChartData"
         />
       </label>
 
@@ -19,348 +20,238 @@
         <span>Data sorted by:</span>
         <toggle-button
           class="filter-item"
-          :options="chartTypes"
-          :selected.sync="selectedChartDataType"
+          :options="[GraphTypes.Plays, GraphTypes.Duration]"
+          v-model:selected="graphViewMode"
+          @change="fetchChartData"
         />
       </label>
     </div>
 
     <div class="chart-section">
       <h3 class="chart-header">Activity per day:</h3>
-      <div class="chart">
-        <canvas ref="activityCanvas"></canvas>
+      <div class="graph">
+        <Graph
+          v-if="playsByDayData"
+          :data="playsByDayData"
+          type="line"
+          :stacked="false"
+          :datasetDescriptionSuffix="`watch last ${days} days`"
+          :tooltipDescriptionSuffix="selectedGraphViewMode.tooltipLabel"
+          :graphValueType="selectedGraphViewMode.valueType"
+        />
       </div>
 
       <h3 class="chart-header">Activity per day of week:</h3>
-      <div class="chart">
-        <canvas ref="playsByDayOfWeekCanvas"></canvas>
+      <div class="graph">
+        <Graph
+          v-if="playsByDayofweekData"
+          class="graph"
+          :data="playsByDayofweekData"
+          type="bar"
+          :stacked="true"
+          :datasetDescriptionSuffix="`watch last ${days} days`"
+          :tooltipDescriptionSuffix="selectedGraphViewMode.tooltipLabel"
+          :graphValueType="selectedGraphViewMode.valueType"
+        />
       </div>
     </div>
   </div>
-  <div v-else>
-    <h1>Must be authenticated</h1>
+  <div v-else class="not-authenticated">
+    <h1><IconStop /> Must be authenticated</h1>
   </div>
 </template>
 
-<script>
-import { mapGetters } from "vuex";
-import ToggleButton from "@/components/ui/ToggleButton";
-import { fetchChart } from "@/api";
+<script setup lang="ts">
+  import { ref, computed, onMounted } from "vue";
+  import Chart from "chart.js";
+  import { useStore } from "vuex";
 
-var Chart = require("chart.js");
-Chart.defaults.global.elements.point.radius = 0;
-Chart.defaults.global.elements.point.hitRadius = 10;
-Chart.defaults.global.elements.point.pointHoverRadius = 10;
-Chart.defaults.global.elements.point.hoverBorderWidth = 4;
+  import Graph from "@/components/Graph.vue";
+  import ToggleButton from "@/components/ui/ToggleButton.vue";
+  import IconStop from "@/icons/IconStop.vue";
+  import { fetchGraphData } from "../api";
+  import type { Ref } from "vue";
+  import type { ChartType } from "chart.js";
 
-export default {
-  components: { ToggleButton },
-  data() {
-    return {
-      days: 30,
-      selectedChartDataType: "plays",
-      charts: [
-        {
-          name: "Watch activity",
-          ref: "activityCanvas",
-          data: null,
-          urlPath: "/plays_by_day",
-          graphType: "line"
-        },
-        {
-          name: "Plays by day of week",
-          ref: "playsByDayOfWeekCanvas",
-          data: null,
-          urlPath: "/plays_by_dayofweek",
-          graphType: "bar"
-        }
-      ],
-      chartData: [
-        {
-          type: "plays",
-          tooltipLabel: "Play count"
-        },
-        {
-          type: "duration",
-          tooltipLabel: "Watched duration",
-          valueConvertFunction: this.convertSecondsToHumanReadable
-        }
-      ],
-      gridColor: getComputedStyle(document.documentElement).getPropertyValue(
-        "--text-color-5"
-      )
-    };
-  },
-  computed: {
-    ...mapGetters("user", ["plexId"]),
-    chartTypes() {
-      return this.chartData.map(chart => chart.type);
-    },
-    selectedChartType() {
-      return this.chartData.filter(
-        data => data.type == this.selectedChartDataType
-      )[0];
-    }
-  },
-  watch: {
-    days(newValue) {
-      if (newValue !== "") {
-        this.fetchChartData(this.charts);
-      }
-    },
-    selectedChartDataType(selectedChartDataType) {
-      this.fetchChartData(this.charts);
-    },
-    plexId(newValue) {
-      if (newValue) return this.fetchChartData(this.charts);
-    }
-  },
-  beforeMount() {
-    if (typeof this.days == "number") {
-      this.days = this.days.toString();
-    }
-  },
-  methods: {
-    fetchChartData(charts) {
-      if (!this.plexId) {
-        console.log("NF plexID:", this.plexId);
-        return;
-      }
-
-      for (let chart of charts) {
-        fetchChart(chart.urlPath, this.days, this.selectedChartType.type).then(
-          data => {
-            this.series = data.data.series.filter(
-              group => group.name === "TV"
-            )[0].data; // plays pr date in groups (movie/tv/music)
-            this.categories = data.data.categories; // dates
-
-            const x_labels = data.data.categories.map(date => {
-              if (date.match(/[0-9]{4}-[0-9]{2}-[0-9]{2}/)) {
-                const [year, month, day] = date.split("-");
-                return `${day}.${month}`;
-              }
-
-              return date;
-            });
-            let y_activityMovies = data.data.series.filter(
-              group => group.name === "Movies"
-            )[0].data;
-            let y_activityTV = data.data.series.filter(
-              group => group.name === "TV"
-            )[0].data;
-
-            const datasets = [
-              {
-                label: `Movies watch last ${this.days} days`,
-                data: y_activityMovies,
-                backgroundColor: "rgba(54, 162, 235, 0.2)",
-                borderColor: "rgba(54, 162, 235, 1)",
-                borderWidth: 1
-              },
-              {
-                label: `Shows watch last ${this.days} days`,
-                data: y_activityTV,
-                backgroundColor: "rgba(255, 159, 64, 0.2)",
-                borderColor: "rgba(255, 159, 64, 1)",
-                borderWidth: 1
-              }
-            ];
-
-            if (chart.data == null) {
-              this.generateChart(chart, x_labels, datasets);
-            } else {
-              chart.data.clear();
-              chart.data.data.labels = x_labels;
-              chart.data.data.datasets = datasets;
-              chart.data.update();
-            }
-          }
-        );
-      }
-    },
-    generateChart(chart, labels, datasets) {
-      const chartInstance = new Chart(this.$refs[chart.ref], {
-        type: chart.graphType,
-        data: {
-          labels: labels,
-          datasets: datasets
-        },
-        options: {
-          // hitRadius: 8,
-          maintainAspectRatio: false,
-          tooltips: {
-            callbacks: {
-              title: (tooltipItem, data) =>
-                `Watch date: ${tooltipItem[0].label}`,
-              label: (tooltipItem, data) => {
-                let label = data.datasets[tooltipItem.datasetIndex].label;
-                let value = tooltipItem.value;
-                let text = "Duration watched";
-
-                const context = label.split(" ")[0];
-                if (context) {
-                  text = `${context} ${this.selectedChartType.tooltipLabel.toLowerCase()}`;
-                }
-
-                if (this.selectedChartType.valueConvertFunction) {
-                  value = this.selectedChartType.valueConvertFunction(
-                    tooltipItem.value
-                  );
-                }
-
-                return ` ${text}: ${value}`;
-              }
-            }
-          },
-          scales: {
-            yAxes: [
-              {
-                gridLines: {
-                  color: this.gridColor
-                },
-                stacked: chart.graphType === "bar",
-                ticks: {
-                  // suggestedMax: 10000,
-                  callback: (value, index, values) => {
-                    if (this.selectedChartType.valueConvertFunction) {
-                      return this.selectedChartType.valueConvertFunction(
-                        value,
-                        values
-                      );
-                    }
-                    return value;
-                  },
-                  beginAtZero: true
-                }
-              }
-            ],
-            xAxes: [
-              {
-                stacked: chart.graphType === "bar",
-                gridLines: {
-                  display: false
-                }
-              }
-            ]
-          }
-        }
-      });
-
-      chart.data = chartInstance;
-    },
-    convertSecondsToHumanReadable(value, values = null) {
-      const highestValue = values ? values[0] : value;
-
-      // minutes
-      if (highestValue < 3600) {
-        const minutes = Math.floor(value / 60);
-
-        value = `${minutes} m`;
-      }
-      // hours and minutes
-      else if (highestValue > 3600 && highestValue < 86400) {
-        const hours = Math.floor(value / 3600);
-        const minutes = Math.floor((value % 3600) / 60);
-
-        value = hours != 0 ? `${hours} h ${minutes} m` : `${minutes} m`;
-      }
-      // days and hours
-      else if (highestValue > 86400 && highestValue < 31557600) {
-        const days = Math.floor(value / 86400);
-        const hours = Math.floor((value % 86400) / 3600);
-
-        value = days != 0 ? `${days} d ${hours} h` : `${hours} h`;
-      }
-      // years and days
-      else if (highestValue > 31557600) {
-        const years = Math.floor(value / 31557600);
-        const days = Math.floor((value % 31557600) / 86400);
-
-        value = years != 0 ? `${years} y ${days} d` : `${days} d`;
-      }
-
-      return value;
-    }
+  enum GraphTypes {
+    Plays = "plays",
+    Duration = "duration"
+  }
+
+  enum GraphValueTypes {
+    Number = "number",
+    Time = "time"
+  }
+
+  const store = useStore();
+
+  const days: Ref<number> = ref(30);
+  const graphViewMode: Ref<GraphTypes> = ref(GraphTypes.Plays);
+  const plexId = computed(() => store.getters["user/plexId"]);
+
+  const selectedGraphViewMode = computed(() =>
+    graphValueViewMode.find(viewMode => viewMode.type === graphViewMode.value)
+  );
+  const graphValueViewMode = [
+    {
+      type: GraphTypes.Plays,
+      tooltipLabel: "play count",
+      valueType: GraphValueTypes.Number
+    },
+    {
+      type: GraphTypes.Duration,
+      tooltipLabel: "watched duration",
+      valueType: GraphValueTypes.Time
+    }
+  ];
+
+  const playsByDayData: Ref<any> = ref(null);
+  const playsByDayofweekData: Ref<any> = ref(null);
+  fetchChartData();
+
+  function fetchChartData() {
+    fetchPlaysByDay();
+    fetchPlaysByDayOfWeek();
+  }
+
+  async function fetchPlaysByDay() {
+    playsByDayData.value = await fetchGraphData(
+      "plays_by_day",
+      days.value,
+      graphViewMode.value
+    ).then(data => convertDateLabels(data?.data));
+  }
+
+  async function fetchPlaysByDayOfWeek() {
+    playsByDayofweekData.value = await fetchGraphData(
+      "plays_by_dayofweek",
+      days.value,
+      graphViewMode.value
+    ).then(data => convertDateLabels(data?.data));
+  }
+
+  function convertDateLabels(data) {
+    return {
+      labels: data.categories.map(convertDateStringToDayMonth),
+      series: data.series
+    };
+  }
+
+  function convertDateStringToDayMonth(date: string): string {
+    if (!date.match(/[0-9]{4}-[0-9]{2}-[0-9]{2}/)) {
+      return date;
+    }
+
+    const [year, month, day] = date.split("-");
+    return `${day}.${month}`;
   }
-};
 </script>
 
 <style lang="scss" scoped>
-@import "src/scss/variables";
+  @import "src/scss/variables";
 
-.wrapper {
-  padding: 2rem;
+  .wrapper {
+    padding: 2rem;
 
-  @include mobile-only {
-    padding: 0 0.8rem;
-  }
-}
-
-.filter {
-  margin-top: 0.5rem;
-  display: inline-flex;
-  flex-direction: column;
-  font-size: 1.2rem;
-
-  &:not(:first-of-type) {
-    margin-left: 1.25rem;
+    @include mobile-only {
+      padding: 0 0.8rem;
+    }
   }
 
-  input {
-    width: 100%;
-    font-size: inherit;
-    max-width: 3rem;
-    background-color: $background-ui;
-    color: $text-color;
+  .filter {
+    margin-top: 0.5rem;
+    display: inline-flex;
+    flex-direction: column;
+    font-size: 1.2rem;
+
+    &:not(:first-of-type) {
+      margin-left: 1.25rem;
+    }
+
+    input {
+      width: 100%;
+      font-size: inherit;
+      max-width: 3rem;
+      background-color: $background-ui;
+      color: $text-color;
+    }
+
+    span {
+      font-size: inherit;
+      line-height: 1;
+      margin: 0.5rem 0;
+      font-weight: 300;
+    }
   }
 
-  span {
-    font-size: inherit;
-    line-height: 1;
-    margin: 0.5rem 0;
-    font-weight: 300;
-  }
-}
+  // .filter {
+  //   display: flex;
+  //   flex-direction: row;
+  //   flex-wrap: wrap;
+  //   align-items: center;
+  //   margin-bottom: 2rem;
 
-// .filter {
-//   display: flex;
-//   flex-direction: row;
-//   flex-wrap: wrap;
-//   align-items: center;
-//   margin-bottom: 2rem;
+  //   h2 {
+  //     margin-bottom: 0.5rem;
+  //     width: 100%;
+  //     font-weight: 400;
+  //   }
 
-//   h2 {
-//     margin-bottom: 0.5rem;
-//     width: 100%;
-//     font-weight: 400;
-//   }
+  //   &-item:not(:first-of-type) {
+  //     margin-left: 1rem;
+  //   }
 
-//   &-item:not(:first-of-type) {
-//     margin-left: 1rem;
-//   }
+  //   .dayinput {
+  //     font-size: 1.2rem;
+  //     max-width: 3rem;
+  //     background-color: $background-ui;
+  //     color: $text-color;
+  //   }
+  // }
 
-//   .dayinput {
-//     font-size: 1.2rem;
-//     max-width: 3rem;
-//     background-color: $background-ui;
-//     color: $text-color;
-//   }
-// }
+  .chart-section {
+    display: flex;
+    flex-wrap: wrap;
 
-.chart-section {
-  display: flex;
-  flex-wrap: wrap;
+    .graph {
+      position: relative;
+      height: 35vh;
+      width: 90vw;
+      margin-bottom: 2rem;
+    }
 
-  .chart {
-    position: relative;
-    height: 35vh;
-    width: 90vw;
-    margin-bottom: 2rem;
+    .chart-header {
+      font-weight: 300;
+    }
   }
 
-  .chart-header {
-    font-weight: 300;
+  .not-authenticated {
+    padding: 2rem;
+
+    h1 {
+      display: flex;
+      align-items: center;
+      font-size: 3rem;
+
+      svg {
+        margin-right: 1rem;
+        height: 3rem;
+        width: 3rem;
+      }
+    }
+    @include mobile {
+      padding: 1rem;
+      padding-right: 0;
+
+      h1 {
+        font-size: 1.65rem;
+
+        svg {
+          margin-right: 1rem;
+          height: 2rem;
+          width: 2rem;
+        }
+      }
+    }
   }
-}
 </style>