Add new custom datasource type

packages/builder/src/components/design/settings/controls/DataSourceSelect.svelte

@@ -9,6 +9,7 @@
     Heading,
     Drawer,
     DrawerContent,
+    Icon,
   } from "@budibase/bbui"
   import { createEventDispatcher } from "svelte"
   import { store, currentAsset } from "builderStore"
@@ -22,6 +23,7 @@
   import BindingBuilder from "components/integration/QueryBindingBuilder.svelte"
   import IntegrationQueryEditor from "components/integration/index.svelte"
   import { makePropSafe as safe } from "@budibase/string-templates"
+  import ClientBindingPanel from "components/common/bindings/ClientBindingPanel.svelte"
 
   export let value = {}
   export let otherSources
@@ -31,9 +33,12 @@
 
   const dispatch = createEventDispatcher()
   const arrayTypes = ["attachment", "array"]
+
   let anchorRight, dropdownRight
   let drawer
   let tmpQueryParams
+  let tmpCustomData
+  let customDataValid = true
 
   $: text = value?.label ?? "Choose an option"
   $: tables = $tablesStore.list.map(m => ({
@@ -125,6 +130,10 @@
         value: `{{ literal ${runtimeBinding} }}`,
       }
     })
+  $: custom = {
+    type: "custom",
+    label: "Custom",
+  }
 
   const handleSelected = selected => {
     dispatch("change", selected)
@@ -151,6 +160,11 @@
     drawer.show()
   }
 
+  const openCustomDrawer = () => {
+    tmpCustomData = value.data || ""
+    drawer.show()
+  }
+
   const getQueryValue = queries => {
     return queries.find(q => q._id === value._id) || value
   }
@@ -162,6 +176,14 @@
     })
     drawer.hide()
   }
+
+  const saveCustomData = () => {
+    handleSelected({
+      ...value,
+      data: tmpCustomData,
+    })
+    drawer.hide()
+  }
 </script>
 
 <div class="container" bind:this={anchorRight}>
@@ -172,7 +194,9 @@
     on:click={dropdownRight.show}
   />
   {#if value?.type === "query"}
-    <i class="ri-settings-5-line" on:click={openQueryParamsDrawer} />
+    <div class="icon">
+      <Icon hoverable name="Settings" on:click={openQueryParamsDrawer} />
+    </div>
     <Drawer title={"Query Bindings"} bind:this={drawer}>
       <Button slot="buttons" cta on:click={saveQueryParams}>Save</Button>
       <DrawerContent slot="body">
@@ -198,6 +222,31 @@
       </DrawerContent>
     </Drawer>
   {/if}
+  {#if value?.type === "custom"}
+    <div class="icon">
+      <Icon hoverable name="Settings" on:click={openCustomDrawer} />
+    </div>
+    <Drawer title="Custom data" bind:this={drawer}>
+      <Button
+        slot="buttons"
+        cta
+        on:click={saveCustomData}
+        disabled={!customDataValid}>Save</Button
+      >
+      <div slot="description">
+        Provide a JavaScript or JSON array to use as data
+      </div>
+      <ClientBindingPanel
+        slot="body"
+        bind:valid={customDataValid}
+        value={tmpCustomData}
+        on:change={event => (tmpCustomData = event.detail)}
+        {bindings}
+        allowJS
+        allowHelpers
+      />
+    </Drawer>
+  {/if}
 </div>
 <Popover bind:this={dropdownRight} anchor={anchorRight}>
   <div class="dropdown">
@@ -285,17 +334,18 @@
         {/each}
       </ul>
     {/if}
-    {#if otherSources?.length}
-      <Divider />
-      <div class="title">
-        <Heading size="XS">Other</Heading>
-      </div>
-      <ul>
+    <Divider />
+    <div class="title">
+      <Heading size="XS">Other</Heading>
+    </div>
+    <ul>
+      <li on:click={() => handleSelected(custom)}>{custom.label}</li>
+      {#if otherSources?.length}
         {#each otherSources as source}
           <li on:click={() => handleSelected(source)}>{source.label}</li>
         {/each}
-      </ul>
-    {/if}
+      {/if}
+    </ul>
   </div>
 </Popover>
 
@@ -340,16 +390,7 @@
     background-color: var(--spectrum-global-color-gray-200);
   }
 
-  i {
-    margin-left: 5px;
-    display: flex;
-    align-items: center;
-    transition: all 0.2s;
-  }
-
-  i:hover {
-    transform: scale(1.1);
-    font-weight: 600;
-    cursor: pointer;
+  .icon {
+    margin-left: 8px;
   }
 </style>

packages/frontend-core/src/components/grid/lib/utils.js

@@ -1,6 +1,6 @@
 export const getColor = (idx, opacity = 0.3) => {
   if (idx == null || idx === -1) {
-    return null
+    idx = 0
   }
   return `hsla(${((idx + 1) * 222) % 360}, 90%, 75%, ${opacity})`
 }

packages/frontend-core/src/components/grid/stores/rows.js

@@ -420,7 +420,7 @@ export const createActions = context => {
       // Ensure we have a unique _id.
       // This means generating one for non DS+.
       if (!newRow._id) {
-        newRow._id = `fake-${Helpers.hashString(JSON.stringify(newRow))}`
+        newRow._id = `fake-${Math.random()}`
       }
 
       if (!rowCacheMap[newRow._id]) {

packages/frontend-core/src/fetch/CustomFetch.js

@@ -0,0 +1,97 @@
+import DataFetch from "./DataFetch.js"
+
+export default class CustomFetch extends DataFetch {
+  getType(value) {
+    if (value == null) {
+      return "string"
+    }
+    const type = typeof value
+    if (type === "object") {
+      if (Array.isArray(value)) {
+        return "array"
+      }
+      return "json"
+    } else {
+      return type
+    }
+  }
+
+  // Parses the custom data into an array format
+  parseCustomData(data) {
+    if (!data) {
+      return []
+    }
+
+    // Happy path - already an array
+    if (Array.isArray(data)) {
+      return data
+    }
+
+    // Handle string cases
+    if (typeof data === "string") {
+      // Try JSON parsing
+      try {
+        data = JSON.parse(data)
+        if (Array.isArray(data)) {
+          return data
+        }
+      } catch (error) {
+        // Ignore
+      }
+
+      // Try a simple CSV
+      return data.split(",").map(x => x.trim())
+    }
+
+    // Other cases we just assume it's a single object and wrap it
+    return [data]
+  }
+
+  // Enriches the custom data to ensure the structure and format is usable
+  enrichCustomData(data) {
+    if (!data?.length) {
+      return []
+    }
+
+    // Filter out any invalid values
+    data = data.filter(x => x != null && !Array.isArray(x))
+
+    // Ensure all values are packed into objects
+    return data.map(x => (typeof x === "object" ? x : { value: x }))
+  }
+
+  getCustomData(datasource) {
+    return this.enrichCustomData(this.parseCustomData(datasource?.data))
+  }
+
+  async getDefinition(datasource) {
+    // Try and work out the schema from the array provided
+    let schema = {}
+    const data = this.getCustomData(datasource)
+
+    // Go through every object and extract all valid keys
+    for (let datum of data) {
+      for (let key of Object.keys(datum)) {
+        if (key === "_id") {
+          continue
+        }
+        if (!schema[key]) {
+          schema[key] = { type: this.getType(datum[key]) }
+        }
+      }
+    }
+
+    return {
+      schema,
+    }
+  }
+
+  async getData() {
+    const { datasource } = this.options
+    return {
+      rows: this.getCustomData(datasource),
+      hasNextPage: false,
+      cursor: null,
+    }
+  }
+}

packages/frontend-core/src/fetch/index.js

@@ -8,6 +8,7 @@ import FieldFetch from "./FieldFetch.js"
 import JSONArrayFetch from "./JSONArrayFetch.js"
 import UserFetch from "./UserFetch.js"
 import GroupUserFetch from "./GroupUserFetch.js"
+import CustomFetch from "./CustomFetch.js"
 
 const DataFetchMap = {
   table: TableFetch,
@@ -17,6 +18,7 @@ const DataFetchMap = {
   link: RelationshipFetch,
   user: UserFetch,
   groupUser: GroupUserFetch,
+  custom: CustomFetch,
 
   // Client specific datasource types
   provider: NestedProviderFetch,