refactor messageItem component

src/components/UI/UIDetails/inputItem.vue

@@ -45,5 +45,4 @@ div[contenteditable] {
   font-size: 14;
   text-align: left;
 }
-
 </style>

src/components/UI/UIDetails/messageItem.vue

@@ -5,8 +5,7 @@
     :transform = "startingOffset"
   >
     <rect
-      ref="bubbleTag"
-      id="#bubble"
+      ref="messageRect"
       x="30"
       y="10"
       width="196"
@@ -17,8 +16,7 @@
     <text
       font-size="14"
       font-family="SF Pro"
-      id="#message"
-      ref="contentTag"
+      ref="messageText"
       :fill="textFill"
     >
       <tspan
@@ -30,7 +28,7 @@
         {{ item }}
       </tspan>
     </text>
-    <g :transform="signature">
+    <g :transform="signatureTranslate">
       <image
         xlink:href="profile.png"
         width="29"
@@ -54,7 +52,10 @@
 </template>
 
 <script lang="ts">
-import { defineComponent, computed, onMounted, ref, reactive } from 'vue';
+import { defineComponent, onMounted, ref, reactive } from 'vue';
+import useMessageItemComp from "@/composables/computed/useMessageItemComp";
+import useMessageItemAnims from "@/composables/anims/useMessageItemAnims";
+import useTextWrap  from  "@/composables/textWrap/useTextWrap";
 export default defineComponent({
   name: "MessageItem",
   props: {
@@ -64,100 +65,38 @@ import { defineComponent, computed, onMounted, ref, reactive } from 'vue';
     },
   },
   setup(props) {
-
     let textArr: string[] = reactive([]);
-      const signature = ref("");
+
     const msgID = ref(props.item.id);
-      const bubbleTag = ref(`bubble${msgID.value}`);
-      const contentTag = ref(`content${msgID.value}`);
-      let bubble: any;
-      let content: any;
-      console.log(props)
+    const messageRect = ref(`message${msgID.value}`);
+    const messageText = ref(`text${msgID.value}`);
 
-      const textFill = computed(() => {
-        switch (props.item.modifier) {
-          case "ai" || "sf":
-            return "#fff";
-          default:
-            return "#000";
-        }
-      });
-
-      const bubbleFill = computed(() => {
-        switch (props.item.modifier) {
-          case "sf":
-            return "#61b4f4";
-          case "ai":
-            return "#585858";
-          default:
-            return "#fff";
-        }
-      });
-
-      const startingOffset = computed(() => {
-        switch (props.item.modifier) {
-          case "sf":
-            return "translate(10, 600)";
-          case "ai":
-            return "translate(135, 600)";
-          default:
-            return "translate(20, 600)";
-        }
+    const { textFill, bubbleFill, startingOffset } = useMessageItemComp(props.item.modifier);
+    const { textWrap } = useTextWrap();
+    const { drawMessage, signatureTranslate } = useMessageItemAnims({
+        mr: messageRect,
+        tr: messageText
     })
 
-      function signaturePosition(): void {
-          if (bubble.getAttribute("height") !== null) {
-            const height = Number(bubble.getAttribute("height"));
-            const p = -10;
-            signature.value = `translate(-10 ${height + p})`;
-          }
-      }
-
-      function createTextBox(s: string, w: number): void {
-        // return tspan elements for text with correct size
-        const wrap = (s: string, w: number) =>
-          s.replace(
-            new RegExp(`(?![^\\n]{1,${w}}$)([^\\n]{1,${w}})\\s`, "g"),
-            "$1\n"
-          );
-        textArr = wrap(s, w).split("\n");
-      }
-
-      function adjustRect(): void {
-        // must get dimensions of text box to fit bubble around
-        const padding = 20;
-        const bbox = content.getBBox();
-        bubble.setAttribute("x", bbox.x - padding);
-        bubble.setAttribute("y", bbox.y - padding);
-        bubble.setAttribute("width", bbox.width + 2 * padding);
-        bubble.setAttribute("height", bbox.height + 2 * padding);
-      }
-
-      // make textbox before mount
-      createTextBox(props.item.content, 32);
-
-      onMounted(async () => {
-          // update bubble and content for current message
-          bubble = bubbleTag.value;
-          content = contentTag.value;
-          await adjustRect();
-          signaturePosition();
+    // wraps message text before render
+    textArr = textWrap({
+      s: props.item.content,
+      w: 32
+    });
 
+    onMounted(() => {
+      drawMessage();
     })
+
     return {
       textFill,
       bubbleFill,
       startingOffset,
-          signaturePosition,
       textArr,
-          signature,
-          contentTag,
-          msgID,
-          bubbleTag
+      signatureTranslate,
+      messageText,
+      messageRect
     }
-
   },
 });
 </script>
-
-<style></style>

src/components/UI/index.vue

@@ -85,7 +85,7 @@
 <script lang="ts">
 import { defineComponent, inject, onMounted, reactive } from "vue";
 import MessageItem from './UIDetails/messageItem.vue';
-import InputItem from "@/components/UI/UIDetails/inputItem.vue";
+import InputItem from "./UIDetails/inputItem.vue";
 import Messages from "./UIDetails/messages";
 export default defineComponent({
   name: 'UIindex',

src/composables/anims/useMessageItemAnims.ts

@@ -0,0 +1,43 @@
+import { ref, onMounted } from "vue";
+interface Ref {
+  value: string;
+}
+export default function useMessageItemAnims({ mr, tr }: { mr: Ref; tr: Ref }) {
+  const signatureTranslate = ref("");
+  let messageRect: string | SVGRectElement | SVGSVGElement | any;
+  let messageText: string | SVGTextElement | SVGSVGElement | any;
+
+  onMounted(() => {
+    messageRect = mr.value;
+    messageText = tr.value;
+  });
+
+  function adjustMessageRect(): void {
+    // must get dimensions of text box to fit bubble around
+    const padding = 20;
+    const textBox = messageText.getBBox();
+    messageRect.setAttribute("x", textBox.x - padding);
+    messageRect.setAttribute("y", textBox.y - padding);
+    messageRect.setAttribute("width", textBox.width + 2 * padding);
+    messageRect.setAttribute("height", textBox.height + 2 * padding);
+  }
+
+  function translateMsgSignature(): void {
+    if (messageRect.getAttribute("height") !== null) {
+      const height = Number(messageRect.getAttribute("height"));
+      const p = -10;
+      signatureTranslate.value = `translate(-10 ${height + p})`;
+    }
+  }
+
+  async function drawMessage() {
+    // ignore lint error: await needed for proper render
+    await adjustMessageRect();
+    translateMsgSignature();
+  }
+
+  return {
+    drawMessage,
+    signatureTranslate
+  };
+}

src/composables/computed/useMessageItemComp.ts

@@ -0,0 +1,40 @@
+import { computed } from "vue";
+// takes in message modifier as param
+export default function useMessageItemComp(m: string) {
+  const textFill = computed(() => {
+    switch (m) {
+      case "fr":
+        return "#000";
+      default:
+        return "#fff";
+    }
+  });
+
+  const bubbleFill = computed(() => {
+    switch (m) {
+      case "sf":
+        return "#61b4f4";
+      case "ai":
+        return "#585858";
+      default:
+        return "#fff";
+    }
+  });
+
+  const startingOffset = computed(() => {
+    switch (m) {
+      case "sf":
+        return "translate(10, 600)";
+      case "ai":
+        return "translate(135, 600)";
+      default:
+        return "translate(20, 600)";
+    }
+  });
+
+  return {
+    textFill,
+    bubbleFill,
+    startingOffset
+  };
+}

src/composables/textWrap/useTextWrap.ts

@@ -0,0 +1,17 @@
+export default function useTextWrap() {
+  // text wraps a string to a given width
+  function textWrap({ s, w }: { s: string; w: number }): string[] {
+    // return tspan elements for text with correct size
+    const wrap = (s: string, w: number) =>
+      s.replace(
+        new RegExp(`(?![^\\n]{1,${w}}$)([^\\n]{1,${w}})\\s`, "g"),
+        "$1\n"
+      );
+    const result = wrap(s, w).split("\n");
+    return result;
+  }
+
+  return {
+    textWrap
+  };
+}

src/composables/useTextBox.ts

@@ -1,31 +0,0 @@
-import { reactive, onMounted } from "vue";
-export default function useTextBox() {
-  const textArr: string[] = reactive([]);
-
-  function createTextBox(s: string, w: number): string[] {
-    // return tspan elements for text with correct size
-    const wrap = (s: string, w: number) =>
-      s.replace(
-        new RegExp(`(?![^\\n]{1,${w}}$)([^\\n]{1,${w}})\\s`, "g"),
-        "$1\n"
-      );
-    const textWrap = wrap(s, w).split("\n");
-    return textWrap;
-  }
-
-  function adjustRect(rect: any, text: any): void {
-    // must get dimensions of text box to fit bubble around
-    const padding = 20;
-    const bbox = text.getBBox();
-    rect.setAttribute("x", bbox.x - padding);
-    rect.setAttribute("y", bbox.y - padding);
-    rect.setAttribute("width", bbox.width + 2 * padding);
-    rect.setAttribute("height", bbox.height + 2 * padding);
-  }
-
-  return {
-    textArr,
-    adjustRect,
-    createTextBox
-  };
-}

src/plugins/anime.ts

@@ -1,16 +0,0 @@
-import { provide, inject } from "vue";
-
-const animeSymbol = Symbol();
-
-export function provideAnime(anime: any) {
-  provide(animeSymbol, anime);
-}
-
-export function useAnime() {
-  const anime = inject(animeSymbol);
-  if (!anime) {
-    console.log("Error! Failed to provide AnimeJS");
-    // throw error, no store provided
-  }
-  return anime;
-}