From 13778d2192dd79dbe8c6de3b87c18693b1b98368 Mon Sep 17 00:00:00 2001
From: Hans Pagel <hans.pagel@ueber.io>
Date: Tue, 26 Jan 2021 01:14:20 +0100
Subject: [PATCH] add a new example

---
 .../demos/Examples/Community/MentionList.vue  | 112 ++++++++++++++
 .../demos/Examples/Community/index.spec.js    |   7 +
 docs/src/demos/Examples/Community/index.vue   | 139 ++++++++++++++++++
 docs/src/docPages/examples/community.md       |   3 +
 docs/src/links.yaml                           |   4 +-
 5 files changed, 264 insertions(+), 1 deletion(-)
 create mode 100644 docs/src/demos/Examples/Community/MentionList.vue
 create mode 100644 docs/src/demos/Examples/Community/index.spec.js
 create mode 100644 docs/src/demos/Examples/Community/index.vue
 create mode 100644 docs/src/docPages/examples/community.md

diff --git a/docs/src/demos/Examples/Community/MentionList.vue b/docs/src/demos/Examples/Community/MentionList.vue
new file mode 100644
index 00000000..ff08520e
--- /dev/null
+++ b/docs/src/demos/Examples/Community/MentionList.vue
@@ -0,0 +1,112 @@
+<template>
+  <div class="items">
+    <button
+      class="item"
+      :class="{ 'is-selected': index === selectedIndex }"
+      v-for="(item, index) in items"
+      :key="index"
+      @click="selectItem(index)"
+    >
+      {{ item }}
+    </button>
+  </div>
+</template>
+
+<script>
+export default {
+  props: {
+    items: {
+      type: Array,
+      required: true,
+    },
+
+    command: {
+      type: Function,
+      required: true,
+    },
+  },
+
+  data() {
+    return {
+      selectedIndex: 0,
+    }
+  },
+
+  watch: {
+    items() {
+      this.selectedIndex = 0
+    },
+  },
+
+  methods: {
+    onKeyDown({ event }) {
+      if (event.key === 'ArrowUp') {
+        this.upHandler()
+        return true
+      }
+
+      if (event.key === 'ArrowDown') {
+        this.downHandler()
+        return true
+      }
+
+      if (event.key === 'Enter') {
+        this.enterHandler()
+        return true
+      }
+
+      return false
+    },
+
+    upHandler() {
+      this.selectedIndex = ((this.selectedIndex + this.items.length) - 1) % this.items.length
+    },
+
+    downHandler() {
+      this.selectedIndex = (this.selectedIndex + 1) % this.items.length
+    },
+
+    enterHandler() {
+      this.selectItem(this.selectedIndex)
+    },
+
+    selectItem(index) {
+      const item = this.items[index]
+
+      if (item) {
+        this.command({ id: item })
+      }
+    },
+  },
+}
+</script>
+
+<style lang="scss" scoped>
+.items {
+  position: relative;
+  border-radius: 0.25rem;
+  background: white;
+  color: rgba(black, 0.8);
+  overflow: hidden;
+  font-size: 0.9rem;
+  box-shadow:
+    0 0 0 1px rgba(0, 0, 0, 0.1),
+    0px 10px 20px rgba(0, 0, 0, 0.1),
+  ;
+}
+
+.item {
+  display: block;
+  width: 100%;
+  text-align: left;
+  background: transparent;
+  border: none;
+  padding: 0.2rem 0.5rem;
+
+  &.is-selected,
+  &:hover {
+    color: #A975FF;
+    background: rgba(#A975FF, 0.1);
+  }
+}
+</style>
diff --git a/docs/src/demos/Examples/Community/index.spec.js b/docs/src/demos/Examples/Community/index.spec.js
new file mode 100644
index 00000000..f0a0ab4f
--- /dev/null
+++ b/docs/src/demos/Examples/Community/index.spec.js
@@ -0,0 +1,7 @@
+context('/demos/Examples/Community', () => {
+  before(() => {
+    cy.visit('/demos/Examples/Community')
+  })
+
+  // TODO: Write tests
+})
diff --git a/docs/src/demos/Examples/Community/index.vue b/docs/src/demos/Examples/Community/index.vue
new file mode 100644
index 00000000..ae62a8a8
--- /dev/null
+++ b/docs/src/demos/Examples/Community/index.vue
@@ -0,0 +1,139 @@
+<template>
+  <div>
+    <editor-content :editor="editor" />
+
+    <div :class="{'character-limit': true, 'character-limit--warning': characters === limit}">
+      {{ characters }}/{{ limit }} characters
+    </div>
+  </div>
+</template>
+
+<script>
+import tippy from 'tippy.js'
+import { Editor, EditorContent, VueRenderer } from '@tiptap/vue'
+import Document from '@tiptap/extension-document'
+import Paragraph from '@tiptap/extension-paragraph'
+import Text from '@tiptap/extension-text'
+import CharacterCount from '@tiptap/extension-character-count'
+import Mention from '@tiptap/extension-mention'
+import MentionList from './MentionList'
+
+export default {
+  components: {
+    EditorContent,
+  },
+
+  data() {
+    return {
+      editor: null,
+      limit: 280,
+    }
+  },
+
+  mounted() {
+    this.editor = new Editor({
+      extensions: [
+        Document,
+        Paragraph,
+        Text,
+        CharacterCount.configure({
+          limit: this.limit,
+        }),
+        Mention.configure({
+          HTMLAttributes: {
+            class: 'mention',
+          },
+          suggestion: {
+            items: query => {
+              return [
+                'Lea Thompson', 'Cyndi Lauper', 'Tom Cruise', 'Madonna', 'Jerry Hall', 'Joan Collins', 'Winona Ryder', 'Christina Applegate', 'Alyssa Milano', 'Molly Ringwald', 'Ally Sheedy', 'Debbie Harry', 'Olivia Newton-John', 'Elton John', 'Michael J. Fox', 'Axl Rose', 'Emilio Estevez', 'Ralph Macchio', 'Rob Lowe', 'Jennifer Grey', 'Mickey Rourke', 'John Cusack', 'Matthew Broderick', 'Justine Bateman', 'Lisa Bonet',
+              ].filter(item => item.toLowerCase().startsWith(query.toLowerCase())).slice(0, 10)
+            },
+            render: () => {
+              let component
+              let popup
+
+              return {
+                onStart: props => {
+                  component = new VueRenderer(MentionList, {
+                    parent: this,
+                    propsData: props,
+                  })
+
+                  popup = tippy('body', {
+                    getReferenceClientRect: props.clientRect,
+                    appendTo: () => document.body,
+                    content: component.element,
+                    showOnCreate: true,
+                    interactive: true,
+                    trigger: 'manual',
+                    placement: 'bottom-start',
+                  })
+                },
+                onUpdate(props) {
+                  component.updateProps(props)
+
+                  popup[0].setProps({
+                    getReferenceClientRect: props.clientRect,
+                  })
+                },
+                onKeyDown(props) {
+                  return component.vm.onKeyDown(props)
+                },
+                onExit() {
+                  popup[0].destroy()
+                  component.destroy()
+                },
+              }
+            },
+          },
+        }),
+      ],
+      content: `
+        <p>
+          What you all think about the new <span data-mention="Winona Ryder"></span> movie?
+        </p>
+      `,
+    })
+  },
+
+  computed: {
+    characters() {
+      if (this.editor) {
+        return this.editor.state.doc.content.size - 2
+      }
+
+      return null
+    },
+  },
+
+  beforeDestroy() {
+    this.editor.destroy()
+  },
+}
+</script>
+
+<style lang="scss">
+/* Basic editor styles */
+.ProseMirror {
+  > * + * {
+    margin-top: 0.75em;
+  }
+}
+
+.mention {
+  color: #A975FF;
+  background-color: rgba(#A975FF, 0.1);
+  border-radius: 0.3rem;
+  padding: 0.1rem 0.3rem;
+}
+
+.character-limit {
+  margin-top: 1rem;
+  color: #868e96;
+
+  &--warning {
+    color: #f03e3e;
+  }
+}
+</style>
diff --git a/docs/src/docPages/examples/community.md b/docs/src/docPages/examples/community.md
new file mode 100644
index 00000000..20ad6492
--- /dev/null
+++ b/docs/src/docPages/examples/community.md
@@ -0,0 +1,3 @@
+# Community
+
+<demo name="Examples/Community" />
diff --git a/docs/src/links.yaml b/docs/src/links.yaml
index 809dce3d..b9d41b7c 100644
--- a/docs/src/links.yaml
+++ b/docs/src/links.yaml
@@ -37,7 +37,9 @@
     - title: Multiple editors
       link: /examples/multiple-editors
       type: draft
-
+    - title: Community
+      link: /examples/community
+      type: draft
 
 - title: Guide
   items: