Components refactor (big)

frontend/components/item/Tree.vue

@@ -0,0 +1,107 @@
+<script setup lang="ts">
+defineProps<{
+    tree: ItemTree,
+    parentCount?: number
+}>()
+
+const emit = defineEmits<{
+    mount: [end: Element],
+    refresh: []
+}>()
+
+const {data : items} : ItemResponse = await useFetch(CDRAGON_BASE + "plugins/rcp-be-lol-game-data/global/default/v1/items.json")
+const itemMap = reactive(new Map())
+for(let item of items.value) {
+    itemMap.set(item.id, item)
+}
+
+import { LinePath } from 'svg-dom-arrows';
+
+const start : Ref<Element | null> = useTemplateRef("start")
+const arrows : Array<LinePath> = []
+
+onMounted(() => {
+    refreshArrows()
+    emit('mount', start.value!!)
+})
+
+onBeforeUpdate(() => {
+    for(let arrow of arrows) {
+        arrow.release()
+    }
+    arrows.splice(0, arrows.length)
+})
+
+onUpdated(() => {
+    refreshArrows()
+    emit('mount', start.value!!)
+})
+
+onUnmounted(() => {
+    for(let arrow of arrows) {
+        arrow.release()
+    }
+})
+
+function drawArrow(start : Element, end : Element) {
+    // console.log("drawArrow(", start, ", ", end, ")")
+    if(start == null || end == null) return;
+
+    const arrow = new LinePath({
+        start: {
+            element: start,
+            position: {
+                top: 0.5,
+                left: 1
+            }
+        },
+        end: {
+            element: end,
+            position: {
+                top: 0.5,
+                left: 0
+            }
+        },
+        style: 'stroke:var(--color-on-surface);stroke-width:3;fill:transparent;',
+        appendTo: document.body
+    })
+    arrows.push(arrow)
+}
+
+function refreshArrows() {
+    for(let arrow of arrows) {
+        arrow.redraw()
+    }
+}
+
+// Redraw arrows on window resize
+addEventListener('resize', (_) => {
+    refreshArrows()
+})
+
+function handleSubtreeMount(end : Element) {
+    drawArrow(start.value!!, end)
+    refreshArrows()
+    emit('refresh')
+}
+function handleRefresh() {
+    refreshArrows()
+    emit('refresh')
+}
+</script>
+
+<template>
+    <div style="display: flex; align-items: center;">
+        
+        <div v-if="tree.data != undefined && tree.data != null" style="width: fit-content; height: fit-content;">
+        <img ref="start" class="item-img" width="64" height="64" :alt="tree.data.toString()" :src="CDRAGON_BASE + mapPath(itemMap.get(tree.data).iconPath)" />
+        <h3 style="width: fit-content; margin:auto; margin-bottom: 10px;">{{ ((tree.count / parentCount!!) * 100).toFixed(0) }}%</h3>
+        </div>
+
+        <div style="margin-left: 30px;">
+            <div style="width: fit-content; height: fit-content;" v-for="child in tree.children">
+            <ItemTree @refresh="handleRefresh" @mount="(end) => handleSubtreeMount(end)" :tree="child" :parent-count="tree.count" />
+            </div>
+        </div>
+    </div>
+</template>