From 1f7321f935819b5b34ad140be4802dd580d7d9ad Mon Sep 17 00:00:00 2001
From: Daniel Egger <daniel.egger@gmail.com>
Date: Fri, 11 Nov 2022 13:17:21 +0100
Subject: [PATCH] Add LearningPathDiagram mini version

---
 .../learningPath/LearningPathDiagram.vue      | 68 +++++++++++++------
 .../learningPath/LearningPathViewVertical.vue |  4 +-
 .../src/components/mediaLibrary/MediaLink.vue |  2 +
 .../pages/learningPath/LearningPathPage.vue   |  4 +-
 4 files changed, 53 insertions(+), 25 deletions(-)

diff --git a/client/src/components/learningPath/LearningPathDiagram.vue b/client/src/components/learningPath/LearningPathDiagram.vue
index 2fc6c3ac..7db58efd 100644
--- a/client/src/components/learningPath/LearningPathDiagram.vue
+++ b/client/src/components/learningPath/LearningPathDiagram.vue
@@ -1,20 +1,20 @@
 <script>
 import colors from "@/colors.json";
-import { useLearningPathStore } from "@/stores/learningPath";
 import * as d3 from "d3";
 import * as _ from "lodash";
 import * as log from "loglevel";
-import { mapState } from "pinia";
+
+// type DiagramType = "horizontal" | "vertical" | "horizontalSmall";
 
 export default {
   props: {
-    vertical: {
-      default: false,
-      type: Boolean,
-    },
-    identifier: {
-      required: true,
+    diagramType: {
       type: String,
+      default: "horizontal",
+    },
+    learningPath: {
+      required: true,
+      type: Object,
     },
   },
   data() {
@@ -24,7 +24,9 @@ export default {
     };
   },
   computed: {
-    ...mapState(useLearningPathStore, ["learningPath"]),
+    svgId() {
+      return `learningpath-diagram-${this.learningPath.slug}-${this.diagramType}`;
+    },
     viewBox() {
       return `0 0 ${this.width} ${this.height}`;
     },
@@ -76,7 +78,7 @@ export default {
       return [];
     },
     svg() {
-      const result = d3.select("#" + this.identifier);
+      const result = d3.select("#" + this.svgId);
       result.selectAll("*").remove();
       return result;
     },
@@ -86,14 +88,17 @@ export default {
     log.debug("LearningPathDiagram mounted");
 
     // clean old svg
-    d3.select("#" + this.identifier)
+    d3.select("#" + this.svgId)
       .selectAll("*")
       .remove();
 
-    const circleWidth = this.vertical ? 60 : 200;
+    let circleWidth = 200;
+    if (this.diagramType === "vertical") {
+      circleWidth = 60;
+    }
     const radius = (circleWidth * 0.8) / 2;
 
-    if (this.vertical) {
+    if (this.diagramType === "vertical") {
       this.width = Math.min(960, window.innerWidth - 32);
       this.height = 860;
     } else {
@@ -132,7 +137,7 @@ export default {
       .append("g")
       .attr("class", "circle")
       .attr("data-cy", (d) => {
-        if (this.vertical) {
+        if (this.diagramType === "vertical") {
           return `circle-${d.slug}-vertical`;
         } else {
           return `circle-${d.slug}`;
@@ -196,7 +201,7 @@ export default {
       .style("font-size", "18px")
       .style("overflow-wrap", "break-word")
       .text((d) => {
-        if (!this.vertical) {
+        if (this.diagramType === "horizontal") {
           return d.title.replace("Prüfungsvorbereitung", "Prüfungs- vorbereitung");
         }
         return d.title;
@@ -267,7 +272,7 @@ export default {
 
     // Calculate positions of objects
 
-    if (this.vertical) {
+    if (this.diagramType === "vertical") {
       const Circles_X = radius;
       const Topics_X = Circles_X - 20;
 
@@ -313,7 +318,16 @@ export default {
         .attr("y", radius + 30)
         .style("text-anchor", "middle")
         .call(wrap, circleWidth - 20)
-        .attr("class", "circlesText text-xl font-bold hidden lg:block");
+        .attr("class", () => {
+          let classes = "circlesText text-xl font-bold block";
+          if (
+            this.diagramType === "vertical" ||
+            this.diagramType === "horizontalSmall"
+          ) {
+            classes += " hidden";
+          }
+          return classes;
+        });
 
       topicGroups
         .attr("transform", (d, i) => {
@@ -324,7 +338,15 @@ export default {
           );
         })
         .attr("class", (d) => {
-          return "topic ".concat(d.is_visible ? "hidden lg:block" : "hidden");
+          let classes = "topic";
+          if (
+            this.diagramType === "vertical" ||
+            this.diagramType === "horizontalSmall" ||
+            !d.is_visible
+          ) {
+            classes += " hidden";
+          }
+          return classes;
         });
 
       topicLines
@@ -336,11 +358,15 @@ export default {
         .duration("1000")
         .attr("y2", 350);
 
+      let topicTitlesClassValue = "topic-title font-bold";
+      if (this.diagramType === "horizontalSmall") {
+        topicTitlesClassValue += " hidden";
+      }
       topicTitles
         .attr("y", 20)
         .style("font-size", "18px")
         .call(wrap, circleWidth * 0.8)
-        .attr("class", "topicTitles font-bold");
+        .attr("class", topicTitlesClassValue);
     }
 
     function wrap(text, width) {
@@ -384,10 +410,10 @@ export default {
 <template>
   <div class="svg-container h-full content-start">
     <svg
-      :id="identifier"
+      :id="svgId"
       class="learning-path-visualization h-full mx-auto -mt-6 lg:mt-0"
       :class="{
-        'max-h-[384px]': !vertical,
+        'max-h-[384px]': ['horizontal', 'horizontalSmall'].includes(diagramType),
       }"
       :viewBox="viewBox"
     ></svg>
diff --git a/client/src/components/learningPath/LearningPathViewVertical.vue b/client/src/components/learningPath/LearningPathViewVertical.vue
index b92e0f1b..787c291c 100644
--- a/client/src/components/learningPath/LearningPathViewVertical.vue
+++ b/client/src/components/learningPath/LearningPathViewVertical.vue
@@ -25,8 +25,8 @@ const emits = defineEmits(["closemodal"]);
           <LearningPathDiagram
             v-if="learningPathStore.learningPath"
             class="w-full"
-            :identifier="`verticalVisualization-${learningPathStore.learningPath.slug}`"
-            :vertical="true"
+            :learning-path="learningPathStore.learningPath"
+            diagram-type="vertical"
           ></LearningPathDiagram>
         </div>
       </div>
diff --git a/client/src/components/mediaLibrary/MediaLink.vue b/client/src/components/mediaLibrary/MediaLink.vue
index e17edcdb..5d0c9f87 100644
--- a/client/src/components/mediaLibrary/MediaLink.vue
+++ b/client/src/components/mediaLibrary/MediaLink.vue
@@ -6,6 +6,8 @@ import { computed } from "vue";
 import { RouterLink } from "vue-router";
 
 const props = defineProps({
+  // Vue-TypeScript make special things with `defineProps` so it's hard
+  // to make this without @ts-ignore...
   // eslint-disable-next-line @typescript-eslint/ban-ts-comment
   // @ts-ignore
   ...RouterLink.props,
diff --git a/client/src/pages/learningPath/LearningPathPage.vue b/client/src/pages/learningPath/LearningPathPage.vue
index 8ec2a337..f343d97d 100644
--- a/client/src/pages/learningPath/LearningPathPage.vue
+++ b/client/src/pages/learningPath/LearningPathPage.vue
@@ -69,8 +69,8 @@ const createContinueUrl = (learningPath: LearningPath): [string, boolean] => {
           </div>
           <LearningPathDiagram
             class="mx-auto max-w-[1920px] max-h-[380px] w-full px-4"
-            :identifier="`mainVisualization-${learningPathStore.learningPath.slug}`"
-            :vertical="false"
+            diagram-type="horizontal"
+            :learning-path="learningPathStore.learningPath"
           ></LearningPathDiagram>
         </div>