added tab functionality

core/src/components/show-plugin.js

@@ -3,6 +3,8 @@ import { connect } from 'pwa-helpers'
 import { store } from '../store.js'
 import { Epml } from '../epml.js'
 import { addPluginRoutes } from '../plugins/addPluginRoutes.js'
+import { repeat } from 'lit/directives/repeat.js';
+import ShortUniqueId from 'short-unique-id';
 
 class ShowPlugin extends connect(store)(LitElement) {
     static get properties() {
@@ -11,7 +13,9 @@ class ShowPlugin extends connect(store)(LitElement) {
             pluginConfig: { type: Object },
             url: { type: String },
             linkParam: { type: String },
-            registeredUrls: { type: Array }
+            registeredUrls: { type: Array },
+            currentTab: { type: Number },
+            tabs: { type: Array }
         }
     }
 
@@ -41,57 +45,229 @@ class ShowPlugin extends connect(store)(LitElement) {
                 border: 3px solid var(--scrollbarBG);
             }
             
-            iframe#showPluginFrame {
-                width:100%;
-                height:calc(var(--window-height) - 64px);
-                border:0;
-                padding:0;
-                margin:0;
+
+            .hideIframe  {
+                visibility: hidden;
+                position: absolute;
+                zIndex: -10;
+                
             }
+
+            .showIframe  {
+                zIndex: 1;
+                position: relative;
+                visibility: visible;
+            }
+
+            .tabs {
+        display: flex;
+        justify-content: flex-start;
+        gap: 1em;
+        padding: 0.5em;
+        background: #F6F8FA;
+        border-bottom: 1px solid #E1E4E8;
+        box-shadow: 0 1px 2px rgba(0,0,0,0.075);
+      }
+      .tab {
+        padding: 0.5em 1em;
+        background: #fafbfc;
+        border: 1px solid #E1E4E8;
+        border-radius: 3px;
+        color: #586069;
+        cursor: pointer;
+        transition: background 0.3s;
+        position: relative;
+    width: 120px;
+    box-sizing: border-box;
+    overflow: hidden;
+    text-overflow: ellipsis;
+      }
+      .tab:hover {
+        background: #F3F4F6;
+      }
+      .tab.active {
+        background: #FFFFFF;
+        color: #24292E;
+        border: 1px solid #E1E4E8;
+        box-shadow: 0 2px 5px rgba(0,0,0,0.1);
+      }
+      .close {
+            color: #999;
+            font-weight: bold;
+            font-size: 20px;
+            line-height: 20px;
+            position: absolute;
+            top: 5px;
+            right: 5px;
+        }
+
+        .close:hover {
+            color: red;
+        }
+      .add-tab-button {
+      background: none;
+      border: none;
+      color: #586069;
+      font-size: 1.5em;
+      cursor: pointer;
+      transition: color 0.3s;
+    }
+    .add-tab-button:hover {
+      color: #24292E;
+    }
         `
     }
 
     constructor() {
         super()
         this.registeredUrls = []
+        this.currentTab = 0
+        this.tabs = []
+        this.uid = new ShortUniqueId()
     }
 
+    async getUpdateComplete() {
+        await super.getUpdateComplete();
+        return true;
+    }
+
+    async addTab(tab) {
+
+        this.tabs = [...this.tabs, tab]
+        await this.getUpdateComplete();
+        // add the new tab to the tabs array
+        const newIndex = this.tabs.length - 1;
+
+        // render the tab and wait for it to be added to the DOM
+
+        const frame = this.shadowRoot.getElementById(`showPluginFrame${newIndex}`);
+        this.createEpmlInstance(frame, newIndex);
+
+    }
+
+
+
+
+
+
     render() {
-        const plugArr = []
+
 
         const plugSrc = (myPlug) => {
             return myPlug === undefined ? 'about:blank' : `${window.location.origin}/plugin/${myPlug.domain}/${myPlug.page}${this.linkParam}`
         }
 
-        this.registeredUrls.forEach(myPlugArr => {
-            myPlugArr.menus.length === 0 ? plugArr.push(myPlugArr) : myPlugArr.menus.forEach(i => plugArr.push(myPlugArr, i))
-        })
 
-        const myPlugObj = plugArr.find(pagePlug => {
-            return pagePlug.url === this.url
-        })
 
         return html`
-            <iframe src="${plugSrc(myPlugObj)}" id="showPluginFrame"></iframe>
+       
+      <div class="tabs">
+        ${this.tabs.map((tab, index) => html`
+          <div 
+          class="tab ${this.currentTab === index ? 'active' : ''}"
+            @click=${() => this.currentTab = index}
+          >
+            ${tab.url}
+                    <div class="close" @click=${() => { this.removeTab(index) }}>x</div>
+          </div>
+        `)}
+        <button 
+        class="add-tab-button" 
+        title="Add Tab"
+        @click=${() => this.addTab(
+            {
+                url: "",
+                id: this.uid()
+            }
+        )}
+      >
+        ➕
+      </button>
+      </div>
+
+      ${repeat(this.tabs, (tab) => tab.id, (tab, index) => html`
+      <div class=${this.currentTab === index ? "showIframe" : "hideIframe"}>
+          <iframe src="${plugSrc(tab.myPlugObj)}" id="showPluginFrame${index}" style="width:100%;
+                height:calc(var(--window-height) - 64px);
+                border:0;
+                padding:0;
+                margin:0"></iframe>
+        </div>
+        `)}
+     
+       
+      
         `
     }
 
-    firstUpdated() {
+    removeTab(index) {
 
+
+        // Remove tab from array
+        this.tabs = this.tabs.filter((tab, tIndex) => tIndex !== index)
+
+
+    }
+
+    createEpmlInstance(frame, index) {
         const showingPluginEpml = new Epml({
             type: 'WINDOW',
-            source: this.shadowRoot.getElementById('showPluginFrame').contentWindow
-        })
+            source: frame.contentWindow
+        });
 
-        addPluginRoutes(showingPluginEpml)
-        showingPluginEpml.imReady()
-        this.showingPluginEpml = showingPluginEpml
-        Epml.registerProxyInstance('visible-plugin', showingPluginEpml)
+        addPluginRoutes(showingPluginEpml);
+        showingPluginEpml.imReady();
+
+        // store Epml instance in tab for later use
+        this.tabs[index].epmlInstance = showingPluginEpml;
+
+        // Register each instance with a unique identifier
+        Epml.registerProxyInstance(`visible-plugin-${index}`, showingPluginEpml);
+    }
+
+    firstUpdated() {
+        this.tabs.forEach((tab, index) => {
+            const frame = this.shadowRoot.getElementById(`showPluginFrame${index}`);
+            this.createEpmlInstance(frame, index);
+        });
     }
 
     updated(changedProps) {
-        if (changedProps.has('url')) {
-            //...
+
+        if (changedProps.has('url') || changedProps.has('registeredUrls')) {
+            const plugArr = []
+
+
+            this.registeredUrls.forEach(myPlugArr => {
+                myPlugArr.menus.length === 0 ? plugArr.push(myPlugArr) : myPlugArr.menus.forEach(i => plugArr.push(myPlugArr, i))
+            })
+
+            const myPlugObj = plugArr.find(pagePlug => {
+                return pagePlug.url === this.url
+            })
+
+            if (this.tabs.length === 0) {
+
+                this.addTab({
+                    url: this.url,
+                    myPlugObj,
+                    id: this.uid()
+                })
+            } else {
+
+                const copiedTabs = [...this.tabs]
+                copiedTabs[this.currentTab] = {
+                    ...copiedTabs[this.currentTab],
+                    url: this.url,
+                    myPlugObj
+                }
+                this.tabs = copiedTabs
+
+
+
+            }
+
+            this.requestUpdate()
         }
 
         if (changedProps.has('computerUrl')) {
@@ -136,3 +312,5 @@ class ShowPlugin extends connect(store)(LitElement) {
 }
 
 window.customElements.define('show-plugin', ShowPlugin)
+
+