Merge pull request #4309 from Budibase/feature/real-rich-text

Rich text field + markdown viewer component

packages/bbui/package.json

@@ -79,6 +79,7 @@
     "@spectrum-css/underlay": "^2.0.9",
     "@spectrum-css/vars": "^3.0.1",
     "dayjs": "^1.10.4",
+    "easymde": "^2.16.1",
     "svelte-flatpickr": "^3.2.3",
     "svelte-portal": "^1.0.0"
   },

packages/bbui/src/Form/Core/RichTextField.svelte

@@ -0,0 +1,42 @@
+<script>
+  import MarkdownEditor from "../../Markdown/MarkdownEditor.svelte"
+
+  export let value = ""
+  export let placeholder = null
+  export let disabled = false
+  export let error = null
+  export let height = null
+  export let id = null
+  export let fullScreenOffset = null
+  export let easyMDEOptions = null
+</script>
+
+<div class:error>
+  <MarkdownEditor
+    {value}
+    {placeholder}
+    {height}
+    {id}
+    {fullScreenOffset}
+    {disabled}
+    {easyMDEOptions}
+    on:change
+  />
+</div>
+
+<style>
+  .error :global(.EasyMDEContainer .editor-toolbar) {
+    border-top-color: var(--spectrum-semantic-negative-color-default);
+    border-left-color: var(--spectrum-semantic-negative-color-default);
+    border-right-color: var(--spectrum-semantic-negative-color-default);
+  }
+  .error :global(.EasyMDEContainer .CodeMirror) {
+    border-bottom-color: var(--spectrum-semantic-negative-color-default);
+    border-left-color: var(--spectrum-semantic-negative-color-default);
+    border-right-color: var(--spectrum-semantic-negative-color-default);
+  }
+  .error :global(.EasyMDEContainer .editor-preview-side) {
+    border-bottom-color: var(--spectrum-semantic-negative-color-default);
+    border-right-color: var(--spectrum-semantic-negative-color-default);
+  }
+</style>

packages/bbui/src/Form/Core/TextArea.svelte

@@ -22,11 +22,23 @@
     dispatch("change", event.target.value)
     focus = false
   }
+
+  const getStyleString = (attribute, value) => {
+    if (!attribute || value == null) {
+      return ""
+    }
+    if (isNaN(value)) {
+      return `${attribute}:${value};`
+    }
+    return `${attribute}:${value}px;`
+  }
+
+  $: heightString = getStyleString("height", height)
+  $: minHeightString = getStyleString("min-height", minHeight)
 </script>
 
 <div
-  style={(height ? `height: ${height}px;` : "") +
+  style={`${heightString}${minHeightString}`}
-    (minHeight ? `min-height: ${minHeight}px` : "")}
   class="spectrum-Textfield spectrum-Textfield--multiline"
   class:is-invalid={!!error}
   class:is-disabled={disabled}

packages/bbui/src/Form/Core/index.js

@@ -10,3 +10,4 @@ export { default as CoreSearch } from "./Search.svelte"
 export { default as CoreDatePicker } from "./DatePicker.svelte"
 export { default as CoreDropzone } from "./Dropzone.svelte"
 export { default as CoreStepper } from "./Stepper.svelte"
+export { default as CoreRichTextField } from "./RichTextField.svelte"

packages/bbui/src/Form/RichTextField.svelte

@@ -0,0 +1,36 @@
+<script>
+  import Field from "./Field.svelte"
+  import RichTextField from "./Core/RichTextField.svelte"
+  import { createEventDispatcher } from "svelte"
+
+  export let value = null
+  export let label = null
+  export let labelPosition = "above"
+  export let placeholder = null
+  export let disabled = false
+  export let error = null
+  export let height = null
+  export let id = null
+  export let fullScreenOffset = null
+  export let easyMDEOptions = null
+
+  const dispatch = createEventDispatcher()
+  const onChange = e => {
+    value = e.detail
+    dispatch("change", e.detail)
+  }
+</script>
+
+<Field {label} {labelPosition} {error}>
+  <RichTextField
+    {error}
+    {disabled}
+    {value}
+    {placeholder}
+    {height}
+    {id}
+    {fullScreenOffset}
+    {easyMDEOptions}
+    on:change={onChange}
+  />
+</Field>

packages/bbui/src/Markdown/MarkdownEditor.svelte

@@ -0,0 +1,60 @@
+<script>
+  import SpectrumMDE from "./SpectrumMDE.svelte"
+  import { createEventDispatcher } from "svelte"
+
+  export let value = null
+  export let height = null
+  export let placeholder = null
+  export let id = null
+  export let fullScreenOffset = 0
+  export let disabled = false
+  export let easyMDEOptions
+
+  const dispatch = createEventDispatcher()
+
+  let latestValue
+  let mde
+
+  // Ensure the value is updated if the value prop changes outside the editor's
+  // control
+  $: checkValue(value)
+  $: mde?.codemirror.on("change", debouncedUpdate)
+
+  const checkValue = val => {
+    if (mde && val !== latestValue) {
+      mde.value(val)
+    }
+  }
+
+  const debounce = (fn, interval) => {
+    let timeout
+    return () => {
+      clearTimeout(timeout)
+      timeout = setTimeout(fn, interval)
+    }
+  }
+
+  const update = () => {
+    latestValue = mde.value()
+    dispatch("change", latestValue)
+  }
+
+  // Debounce the update function to avoid spamming it constantly
+  const debouncedUpdate = debounce(update, 250)
+</script>
+
+{#key height}
+  <SpectrumMDE
+    bind:mde
+    scroll={true}
+    {height}
+    {id}
+    {fullScreenOffset}
+    {disabled}
+    easyMDEOptions={{
+      initialValue: value,
+      placeholder,
+      ...easyMDEOptions,
+    }}
+  />
+{/key}

packages/bbui/src/Markdown/MarkdownViewer.svelte

@@ -0,0 +1,70 @@
+<script>
+  import SpectrumMDE from "./SpectrumMDE.svelte"
+
+  export let value
+  export let height
+
+  let mde
+
+  // Keep the value up to date
+  $: mde && mde.value(value || "")
+  $: {
+    if (mde && !mde.isPreviewActive()) {
+      mde.togglePreview()
+    }
+  }
+</script>
+
+<div class="markdown-viewer" style="height:{height};">
+  <SpectrumMDE
+    bind:mde
+    scroll={false}
+    easyMDEOptions={{
+      initialValue: value,
+      toolbar: false,
+    }}
+  />
+</div>
+
+<style>
+  .markdown-viewer {
+    overflow: auto;
+  }
+  /* Remove padding, borders and background colors */
+  .markdown-viewer :global(.editor-preview) {
+    padding: 0;
+    border: none;
+    background: transparent;
+  }
+  .markdown-viewer :global(.CodeMirror) {
+    border: none;
+    background: transparent;
+    padding: 0;
+  }
+  .markdown-viewer :global(.EasyMDEContainer) {
+    background: transparent;
+  }
+  /* Hide the actual code editor */
+  .markdown-viewer :global(.CodeMirror-scroll) {
+    display: none;
+  }
+  /*Hide the scrollbar*/
+  .markdown-viewer :global(.CodeMirror-vscrollbar) {
+    display: none !important;
+  }
+  /*Position relatively so we only consume whatever space we need */
+  .markdown-viewer :global(.editor-preview-full) {
+    position: relative;
+  }
+  /* Remove margin on the first and last components to fully trim the preview */
+  .markdown-viewer :global(.editor-preview-full > :first-child) {
+    margin-top: 0;
+  }
+  .markdown-viewer :global(.editor-preview-full > :last-child) {
+    margin-bottom: 0;
+  }
+  /* Code blocks in preview */
+  .markdown-viewer :global(.editor-preview-full pre) {
+    background: var(--spectrum-global-color-gray-200);
+  }
+</style>

packages/bbui/src/Markdown/SpectrumMDE.svelte

@@ -0,0 +1,184 @@
+<script>
+  import EasyMDE from "easymde"
+  import "easymde/dist/easymde.min.css"
+  import { onMount } from "svelte"
+
+  export let height = null
+  export let scroll = true
+  export let easyMDEOptions = null
+  export let mde = null
+  export let id = null
+  export let fullScreenOffset = null
+  export let disabled = false
+
+  let element
+
+  onMount(() => {
+    height = height || "200px"
+    mde = new EasyMDE({
+      element,
+      spellChecker: false,
+      status: false,
+      unorderedListStyle: "-",
+      maxHeight: scroll ? height : undefined,
+      minHeight: scroll ? undefined : height,
+      ...easyMDEOptions,
+    })
+
+    // Revert the editor when we unmount
+    return () => {
+      mde.toTextArea()
+    }
+  })
+
+  $: styleString = getStyleString(fullScreenOffset)
+
+  const getStyleString = offset => {
+    let string = ""
+    string += `--fullscreen-offset-x:${offset?.x || "0px"};`
+    string += `--fullscreen-offset-y:${offset?.y || "0px"};`
+    return string
+  }
+</script>
+
+<div class:disabled style={styleString}>
+  <textarea disabled {id} bind:this={element} />
+</div>
+
+<style>
+  /* Disabled styles */
+  .disabled :global(textarea) {
+    display: none;
+  }
+  .disabled :global(.CodeMirror-cursor) {
+    display: none;
+  }
+  .disabled :global(.EasyMDEContainer) {
+    pointer-events: none;
+  }
+  .disabled :global(.editor-toolbar button i) {
+    color: var(--spectrum-global-color-gray-400);
+  }
+  .disabled :global(.CodeMirror) {
+    color: var(--spectrum-global-color-gray-600);
+  }
+
+  /* Toolbar container */
+  :global(.EasyMDEContainer .editor-toolbar) {
+    background: var(--spectrum-global-color-gray-50);
+    border-top: 1px solid var(--spectrum-alias-border-color);
+    border-left: 1px solid var(--spectrum-alias-border-color);
+    border-right: 1px solid var(--spectrum-alias-border-color);
+  }
+  /* Main code mirror instance and default color */
+  :global(.EasyMDEContainer .CodeMirror) {
+    border: 1px solid var(--spectrum-alias-border-color);
+    background: var(--spectrum-global-color-gray-50);
+    color: var(--spectrum-alias-text-color);
+  }
+  /* Toolbar button active state */
+  :global(.EasyMDEContainer .editor-toolbar button.active) {
+    background: var(--spectrum-global-color-gray-200);
+    border-color: var(--spectrum-global-color-gray-400);
+  }
+  /* Toolbar button hover state */
+  :global(.EasyMDEContainer .editor-toolbar button:hover) {
+    background: var(--spectrum-global-color-gray-200);
+    border-color: var(--spectrum-global-color-gray-400);
+  }
+  /* Toolbar button color */
+  :global(.EasyMDEContainer .editor-toolbar button i) {
+    color: var(--spectrum-global-color-gray-800);
+  }
+  /* Separator between toolbar buttons*/
+  :global(.EasyMDEContainer .editor-toolbar i.separator) {
+    border-color: var(--spectrum-global-color-gray-300);
+  }
+  /* Cursor */
+  :global(.EasyMDEContainer .CodeMirror-cursor) {
+    border-color: var(--spectrum-alias-text-color);
+  }
+  /* Text selections */
+  :global(.EasyMDEContainer .CodeMirror-selectedtext) {
+    background: var(--spectrum-global-color-gray-400) !important;
+  }
+  /* Background of lines containing selected text */
+  :global(.EasyMDEContainer .CodeMirror-selected) {
+    background: var(--spectrum-global-color-gray-400) !important;
+  }
+  /* Color of text for images and links */
+  :global(.EasyMDEContainer .cm-s-easymde .cm-link) {
+    color: var(--spectrum-global-color-gray-600);
+  }
+  /* Color of URL for images and links */
+  :global(.EasyMDEContainer .cm-s-easymde .cm-url) {
+    color: var(--spectrum-global-color-gray-500);
+  }
+  /* Full preview window */
+  :global(.EasyMDEContainer .editor-preview) {
+    background: var(--spectrum-global-color-gray-50);
+  }
+  /* Side by side preview window */
+  :global(.EasyMDEContainer .editor-preview) {
+    border: 1px solid var(--spectrum-alias-border-color);
+  }
+  /* Code blocks in editor */
+  :global(.EasyMDEContainer .cm-s-easymde .cm-comment) {
+    background: var(--spectrum-global-color-gray-100);
+  }
+  /* Code blocks in preview */
+  :global(.EasyMDEContainer pre) {
+    background: var(--spectrum-global-color-gray-100);
+    padding: 4px;
+    border-radius: 4px;
+  }
+  :global(.EasyMDEContainer code) {
+    color: #e83e8c;
+  }
+  :global(.EasyMDEContainer pre code) {
+    color: var(--spectrum-alias-text-color);
+  }
+  /* Block quotes */
+  :global(.EasyMDEContainer blockquote) {
+    border-left: 4px solid var(--spectrum-global-color-gray-400);
+    color: var(--spectrum-global-color-gray-700);
+    margin-left: 0;
+    padding-left: 20px;
+  }
+  /* HR's */
+  :global(.EasyMDEContainer hr) {
+    background-color: var(--spectrum-global-color-gray-300);
+    border: none;
+    height: 2px;
+  }
+  /*  Tables */
+  :global(.EasyMDEContainer td, .EasyMDEContainer th) {
+    border-color: var(--spectrum-alias-border-color) !important;
+  }
+  /*  Links */
+  :global(.EasyMDEContainer a) {
+    color: var(--primaryColor);
+  }
+  :global(.EasyMDEContainer a:hover) {
+    color: var(--primaryColorHover);
+  }
+  /* Allow full screen offset */
+  :global(.EasyMDEContainer .editor-toolbar.fullscreen) {
+    left: var(--fullscreen-offset-x);
+    top: var(--fullscreen-offset-y);
+  }
+  :global(.EasyMDEContainer .CodeMirror-fullscreen) {
+    left: var(--fullscreen-offset-x);
+    top: calc(50px + var(--fullscreen-offset-y));
+  }
+
+  :global(.EasyMDEContainer .CodeMirror-fullscreen.CodeMirror-sided) {
+    width: calc((100% - var(--fullscreen-offset-x)) / 2) !important;
+  }
+
+  :global(.EasyMDEContainer .editor-preview-side) {
+    left: calc(50% + (var(--fullscreen-offset-x) / 2));
+    top: calc(50px + var(--fullscreen-offset-y));
+    width: calc((100% - var(--fullscreen-offset-x)) / 2) !important;
+  }
+</style>

packages/bbui/src/index.js

@@ -60,6 +60,9 @@ export { default as StatusLight } from "./StatusLight/StatusLight.svelte"
 export { default as ColorPicker } from "./ColorPicker/ColorPicker.svelte"
 export { default as InlineAlert } from "./InlineAlert/InlineAlert.svelte"
 export { default as Banner } from "./Banner/Banner.svelte"
+export { default as MarkdownEditor } from "./Markdown/MarkdownEditor.svelte"
+export { default as MarkdownViewer } from "./Markdown/MarkdownViewer.svelte"
+export { default as RichTextField } from "./Form/RichTextField.svelte"
 
 // Renderers
 export { default as BoldRenderer } from "./Table/BoldRenderer.svelte"

packages/bbui/yarn.lock

@@ -271,6 +271,13 @@
   resolved "https://registry.yarnpkg.com/@spectrum-css/vars/-/vars-3.0.2.tgz#ea9062c3c98dfc6ba59e5df14a03025ad8969999"
   integrity sha512-vzS9KqYXot4J3AEER/u618MXWAS+IoMvYMNrOoscKiLLKYQWenaueakUWulFonToPd/9vIpqtdbwxznqrK5qDw==
 
+"@types/codemirror@^5.60.4":
+  version "5.60.5"
+  resolved "https://registry.yarnpkg.com/@types/codemirror/-/codemirror-5.60.5.tgz#5b989a3b4bbe657458cf372c92b6bfda6061a2b7"
+  integrity sha512-TiECZmm8St5YxjFUp64LK0c8WU5bxMDt9YaAek1UqUb9swrSCoJhh92fWu1p3mTEqlHjhB5sY7OFBhWroJXZVg==
+  dependencies:
+    "@types/tern" "*"
+
 "@types/estree@*":
   version "0.0.47"
   resolved "https://registry.yarnpkg.com/@types/estree/-/estree-0.0.47.tgz#d7a51db20f0650efec24cd04994f523d93172ed4"
@@ -281,6 +288,11 @@
   resolved "https://registry.yarnpkg.com/@types/estree/-/estree-0.0.39.tgz#e177e699ee1b8c22d23174caaa7422644389509f"
   integrity sha512-EYNwp3bU+98cpU4lAWYYL7Zz+2gryWH1qbdDTidVd6hkiR6weksdbMadyXKXNPEkQFhXM+hVO9ZygomHXp+AIw==
 
+"@types/marked@^4.0.1":
+  version "4.0.2"
+  resolved "https://registry.yarnpkg.com/@types/marked/-/marked-4.0.2.tgz#cb2dbf10da2f41cf20bd91fb5f89b67540c282f7"
+  integrity sha512-auNrZ/c0w6wsM9DccwVxWHssrMDezHUAXNesdp2RQrCVCyrQbOiSq7yqdJKrUQQpw9VTm7CGYJH2A/YG7jjrjQ==
+
 "@types/node@*":
   version "14.14.41"
   resolved "https://registry.yarnpkg.com/@types/node/-/node-14.14.41.tgz#d0b939d94c1d7bd53d04824af45f1139b8c45615"
@@ -303,6 +315,13 @@
   dependencies:
     "@types/node" "*"
 
+"@types/tern@*":
+  version "0.23.4"
+  resolved "https://registry.yarnpkg.com/@types/tern/-/tern-0.23.4.tgz#03926eb13dbeaf3ae0d390caf706b2643a0127fb"
+  integrity sha512-JAUw1iXGO1qaWwEOzxTKJZ/5JxVeON9kvGZ/osgZaJImBnyjyn0cjovPsf6FNLmyGY8Vw9DoXZCMlfMkMwHRWg==
+  dependencies:
+    "@types/estree" "*"
+
 accepts@~1.3.7:
   version "1.3.7"
   resolved "https://registry.yarnpkg.com/accepts/-/accepts-1.3.7.tgz#531bc726517a3b2b41f850021c6cc15eaab507cd"
@@ -525,6 +544,18 @@ coa@^2.0.2:
     chalk "^2.4.1"
     q "^1.1.2"
 
+codemirror-spell-checker@1.1.2:
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/codemirror-spell-checker/-/codemirror-spell-checker-1.1.2.tgz#1c660f9089483ccb5113b9ba9ca19c3f4993371e"
+  integrity sha1-HGYPkIlIPMtRE7m6nKGcP0mTNx4=
+  dependencies:
+    typo-js "*"
+
+codemirror@^5.63.1:
+  version "5.65.1"
+  resolved "https://registry.yarnpkg.com/codemirror/-/codemirror-5.65.1.tgz#5988a812c974c467f964bcc1a00c944e373de502"
+  integrity sha512-s6aac+DD+4O2u1aBmdxhB7yz2XU7tG3snOyQ05Kxifahz7hoxnfxIRHxiCSEv3TUC38dIVH8G+lZH9UWSfGQxA==
+
 color-convert@^1.9.0, color-convert@^1.9.1:
   version "1.9.3"
   resolved "https://registry.yarnpkg.com/color-convert/-/color-convert-1.9.3.tgz#bb71850690e1f136567de629d2d5471deda4c1e8"
@@ -861,6 +892,17 @@ dot-prop@^5.2.0:
   dependencies:
     is-obj "^2.0.0"
 
+easymde@^2.16.1:
+  version "2.16.1"
+  resolved "https://registry.yarnpkg.com/easymde/-/easymde-2.16.1.tgz#f4c2380312615cb33826f1a1fecfaa4022ff551a"
+  integrity sha512-FihYgjRsKfhGNk89SHSqxKLC4aJ1kfybPWW6iAmtb5GnXu+tnFPSzSaGBmk1RRlCuhFSjhF0SnIMGVPjEzkr6g==
+  dependencies:
+    "@types/codemirror" "^5.60.4"
+    "@types/marked" "^4.0.1"
+    codemirror "^5.63.1"
+    codemirror-spell-checker "1.1.2"
+    marked "^4.0.10"
+
 ee-first@1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/ee-first/-/ee-first-1.1.1.tgz#590c61156b0ae2f4f0255732a158b266bc56b21d"
@@ -1472,6 +1514,11 @@ magic-string@^0.25.7:
   dependencies:
     sourcemap-codec "^1.4.4"
 
+marked@^4.0.10:
+  version "4.0.12"
+  resolved "https://registry.yarnpkg.com/marked/-/marked-4.0.12.tgz#2262a4e6fd1afd2f13557726238b69a48b982f7d"
+  integrity sha512-hgibXWrEDNBWgGiK18j/4lkS6ihTe9sxtV4Q1OQppb/0zzyPSzoFANBa5MfsG/zgsWklmNnhm0XACZOH/0HBiQ==
+
 mdn-data@2.0.14:
   version "2.0.14"
   resolved "https://registry.yarnpkg.com/mdn-data/-/mdn-data-2.0.14.tgz#7113fc4281917d63ce29b43446f701e68c25ba50"
@@ -2490,6 +2537,11 @@ type-is@~1.6.17, type-is@~1.6.18:
     media-typer "0.3.0"
     mime-types "~2.1.24"
 
+typo-js@*:
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/typo-js/-/typo-js-1.2.1.tgz#334a0d8c3f6c56f2f1e15fdf6c31677793cbbe9b"
+  integrity sha512-bTGLjbD3WqZDR3CgEFkyi9Q/SS2oM29ipXrWfDb4M74ea69QwKAECVceYpaBu0GfdnASMg9Qfl67ttB23nePHg==
+
 unbox-primitive@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/unbox-primitive/-/unbox-primitive-1.0.1.tgz#085e215625ec3162574dc8859abee78a59b14471"

packages/builder/src/builderStore/store/screenTemplates/utils/commonComponents.js

@@ -169,6 +169,11 @@ export function makeDatasourceFormComponents(datasource) {
           optionsSource: "schema",
         })
       }
+      if (fieldType === "longform") {
+        component.customProps({
+          format: "auto",
+        })
+      }
       if (fieldType === "array") {
         component.customProps({
           placeholder: "Choose an option",

packages/builder/src/components/backend/DataTable/RowFieldControl.svelte

@@ -4,9 +4,10 @@
     Select,
     DatePicker,
     Toggle,
-    TextArea,
     Multiselect,
     Label,
+    RichTextField,
+    TextArea,
   } from "@budibase/bbui"
   import Dropzone from "components/common/Dropzone.svelte"
   import { capitalise } from "helpers"
@@ -43,7 +44,11 @@
 {:else if type === "link"}
   <LinkedRowSelector bind:linkedRows={value} schema={meta} />
 {:else if type === "longform"}
-  <TextArea {label} bind:value />
+  {#if meta.useRichText}
+    <RichTextField {label} height="150px" bind:value />
+  {:else}
+    <TextArea {label} height="150px" bind:value />
+  {/if}
 {:else if type === "json"}
   <Label>{label}</Label>
   <Editor

packages/builder/src/components/backend/DataTable/modals/CreateEditColumn.svelte

@@ -367,7 +367,7 @@
 
   {#if canBeSearched && !external}
     <div>
-      <Label grey small>Search Indexes</Label>
+      <Label>Search Indexes</Label>
       <Toggle
         value={indexes[0] === field.name}
         disabled={indexes[1] === field.name}
@@ -394,6 +394,19 @@
       label="Options (one per line)"
       bind:values={field.constraints.inclusion}
     />
+  {:else if field.type === "longform"}
+    <div>
+      <Label
+        size="M"
+        tooltip="Rich text includes support for images, links, tables, lists and more"
+      >
+        Formatting
+      </Label>
+      <Toggle
+        bind:value={field.useRichText}
+        text="Enable rich text support (markdown)"
+      />
+    </div>
   {:else if field.type === "array"}
     <ValuesList
       label="Options (one per line)"

packages/builder/src/components/design/AppPreview/componentStructure.json

@@ -81,7 +81,8 @@
       "backgroundimage",
       "link",
       "icon",
-      "embed"
+      "embed",
+      "markdownviewer"
     ]
   }
 ]

packages/client/manifest.json

@@ -2365,11 +2365,10 @@
     ]
   },
   "longformfield": {
-    "name": "Rich Text",
+    "name": "Long Form Field",
     "icon": "TextParagraph",
     "styles": ["size"],
     "editable": true,
-    "illegalChildren": ["section"],
     "settings": [
       {
         "type": "field/longform",
@@ -2392,6 +2391,27 @@
         "label": "Default value",
         "key": "defaultValue"
       },
+      {
+        "type": "select",
+        "label": "Formatting",
+        "key": "format",
+        "placeholder": null,
+        "options": [
+          {
+            "label": "Auto",
+            "value": "auto"
+          },
+          {
+            "label": "Plain text",
+            "value": "plain"
+          },
+          {
+            "label": "Rich text (markdown)",
+            "value": "rich"
+          }
+        ],
+        "defaultValue": "auto"
+      },
       {
         "type": "boolean",
         "label": "Disabled",
@@ -2402,35 +2422,6 @@
         "type": "validation/string",
         "label": "Validation",
         "key": "validation"
-      },
-      {
-        "type": "select",
-        "label": "Alignment",
-        "key": "align",
-        "defaultValue": "left",
-        "showInBar": true,
-        "barStyle": "buttons",
-        "options": [{
-          "label": "Left",
-          "value": "left",
-          "barIcon": "TextAlignLeft",
-          "barTitle": "Align left"
-        }, {
-          "label": "Center",
-          "value": "center",
-          "barIcon": "TextAlignCenter",
-          "barTitle": "Align center"
-        }, {
-          "label": "Right",
-          "value": "right",
-          "barIcon": "TextAlignRight",
-          "barTitle": "Align right"
-        }, {
-          "label": "Justify",
-          "value": "justify",
-          "barIcon": "TextAlignJustify",
-          "barTitle": "Justify text"
-        }]
       }
     ]
   },
@@ -3448,5 +3439,18 @@
         "key": "validation"
       }
     ]
+  },
+  "markdownviewer": {
+    "name": "Markdown Viewer",
+    "icon": "TaskList",
+    "styles": ["size"],
+    "editable": true,
+    "settings": [
+      {
+        "type": "text",
+        "label": "Markdown",
+        "key": "value"
+      }
+    ]
   }
 }

packages/client/src/components/app/Layout.svelte

@@ -1,5 +1,6 @@
 <script>
-  import { getContext } from "svelte"
+  import { getContext, setContext } from "svelte"
+  import { writable } from "svelte/store"
   import { Heading, Icon } from "@budibase/bbui"
   import { FieldTypes } from "../../constants"
   import active from "svelte-spa-router/active"
@@ -29,6 +30,16 @@
     Small: "s",
   }
 
+  // Set some layout context. This isn't used in bindings but can be used
+  // determine things about the current app layout.
+  $: mobile = $context.device.mobile
+  const store = writable({ headerHeight: 0 })
+  $: store.set({
+    screenXOffset: getScreenXOffset(navigation, mobile),
+    screenYOffset: getScreenYOffset(navigation, mobile),
+  })
+  setContext("layout", store)
+
   // Permanently go into peek mode if we ever get the peek flag
   let isPeeking = false
   $: {
@@ -58,13 +69,27 @@
     if ($builderStore.inBuilder) return
     window.location.href = "/builder/apps"
   }
+
+  const getScreenXOffset = (navigation, mobile) => {
+    if (navigation !== "Left") {
+      return 0
+    }
+    return mobile ? "0px" : "250px"
+  }
+  const getScreenYOffset = (navigation, mobile) => {
+    if (mobile) {
+      return !navigation || navigation === "None" ? 0 : "61px"
+    } else {
+      return navigation === "Top" ? "137px" : "0px"
+    }
+  }
 </script>
 
 <div
   class="layout layout--{typeClass}"
   use:styleable={$component.styles}
-  class:desktop={!$context.device.mobile}
+  class:desktop={!mobile}
-  class:mobile={!!$context.device.mobile}
+  class:mobile={!!mobile}
 >
   {#if typeClass !== "none"}
     <div

packages/client/src/components/app/MarkdownViewer.svelte

@@ -0,0 +1,19 @@
+<script>
+  import { MarkdownViewer } from "@budibase/bbui"
+  import { getContext } from "svelte"
+  import Placeholder from "./Placeholder.svelte"
+
+  export let value
+
+  const component = getContext("component")
+  const { builderStore, styleable } = getContext("sdk")
+  const height = $component.styles?.normal?.height
+</script>
+
+<div use:styleable={$component.styles}>
+  {#if value}
+    <MarkdownViewer {value} {height} />
+  {:else if $builderStore.inBuilder}
+    <Placeholder />
+  {/if}
+</div>

packages/client/src/components/app/forms/LongFormField.svelte

@@ -1,7 +1,8 @@
 <script>
-  import { CoreTextArea } from "@budibase/bbui"
+  import { getContext, setContext } from "svelte"
+  import { writable } from "svelte/store"
+  import { CoreRichTextField, CoreTextArea } from "@budibase/bbui"
   import Field from "./Field.svelte"
-  import { getContext } from "svelte"
 
   export let field
   export let label
@@ -9,13 +10,40 @@
   export let disabled = false
   export let validation
   export let defaultValue = ""
-  export let align
+  export let format = "auto"
 
   let fieldState
   let fieldApi
+  let fieldSchema
 
+  const context = getContext("context")
   const component = getContext("component")
-  $: height = $component.styles?.normal?.height || "124px"
+  const layout = getContext("layout")
+  const newContext = writable($component)
+  setContext("component", newContext)
+
+  // Determine whether we should use a rich or plain text component.
+  // We treat undefined as "auto".
+  $: useRichText =
+    format === "rich" || (format !== "plain" && fieldSchema?.useRichText)
+
+  // Extract the settings height so we can pass it on to the rich text field.
+  // We then wipe the height style so that the field will automatically size
+  // itself based on the height of the rich text field.
+  let height
+  $: {
+    height = $component.styles?.normal?.height || "150px"
+    newContext.set({
+      ...$component,
+      styles: {
+        ...$component.styles,
+        normal: {
+          ...$component.styles.normal,
+          height: undefined,
+        },
+      },
+    })
+  }
 </script>
 
 <Field
@@ -27,29 +55,36 @@
   type="longform"
   bind:fieldState
   bind:fieldApi
+  bind:fieldSchema
 >
   {#if fieldState}
-    <div style="--height: {height};">
+    {#if useRichText}
+      <CoreRichTextField
+        value={fieldState.value}
+        on:change={e => fieldApi.setValue(e.detail)}
+        disabled={fieldState.disabled}
+        error={fieldState.error}
+        id={fieldState.fieldId}
+        {placeholder}
+        {height}
+        fullScreenOffset={{
+          x: $layout.screenXOffset,
+          y: $layout.screenYOffset,
+        }}
+        easyMDEOptions={{
+          hideIcons: $context.device.mobile ? ["side-by-side", "guide"] : [],
+        }}
+      />
+    {:else}
       <CoreTextArea
         value={fieldState.value}
         on:change={e => fieldApi.setValue(e.detail)}
         disabled={fieldState.disabled}
         error={fieldState.error}
         id={fieldState.fieldId}
-        {align}
         {placeholder}
+        minHeight={height}
       />
-    </div>
+    {/if}
   {/if}
 </Field>
-
-<style>
-  :global(.spectrum-Form-itemField .spectrum-Textfield--multiline) {
-    min-height: calc(var(--height) - 24px);
-  }
-  :global(.spectrum-Form--labelsAbove
-      .spectrum-Form-itemField
-      .spectrum-Textfield--multiline) {
-    min-height: calc(var(--height) - 24px);
-  }
-</style>

packages/client/src/components/app/index.js

@@ -30,6 +30,7 @@ export { default as daterangepicker } from "./DateRangePicker.svelte"
 export { default as cardstat } from "./CardStat.svelte"
 export { default as spectrumcard } from "./SpectrumCard.svelte"
 export { default as tag } from "./Tag.svelte"
+export { default as markdownviewer } from "./MarkdownViewer.svelte"
 export * from "./charts"
 export * from "./forms"
 export * from "./table"