From a65a994ec459b4da62a9b12516ef1d4e9eee7827 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Sun, 18 Jan 2026 22:07:45 +0000
Subject: [PATCH] feat: Implement JSON components with wrappers for
 LoadingFallback, NavigationItem, PageHeaderContent

Co-authored-by: johndoe6345789 <224850594+johndoe6345789@users.noreply.github.com>
---
 src/components/molecules/TreeCard.tsx         | 75 +++++++++++++++++++
 src/components/molecules/TreeListHeader.tsx   | 53 +++++++++++++
 src/components/molecules/index.ts             |  6 ++
 .../wrappers/LoadingFallbackWrapper.tsx       | 16 ++++
 .../wrappers/NavigationItemWrapper.tsx        | 27 +++++++
 .../wrappers/PageHeaderContentWrapper.tsx     | 22 ++++++
 src/lib/json-ui/wrappers/TreeCardWrapper.tsx  | 33 ++++++++
 .../definitions/loading-fallback.json         | 32 ++++++++
 .../wrappers/definitions/navigation-item.json | 37 +++++++++
 .../definitions/page-header-content.json      | 33 ++++++++
 .../wrappers/definitions/tree-card.json       | 63 ++++++++++++++++
 src/lib/json-ui/wrappers/index.ts             |  4 +
 12 files changed, 401 insertions(+)
 create mode 100644 src/components/molecules/TreeCard.tsx
 create mode 100644 src/components/molecules/TreeListHeader.tsx
 create mode 100644 src/lib/json-ui/wrappers/LoadingFallbackWrapper.tsx
 create mode 100644 src/lib/json-ui/wrappers/NavigationItemWrapper.tsx
 create mode 100644 src/lib/json-ui/wrappers/PageHeaderContentWrapper.tsx
 create mode 100644 src/lib/json-ui/wrappers/TreeCardWrapper.tsx
 create mode 100644 src/lib/json-ui/wrappers/definitions/loading-fallback.json
 create mode 100644 src/lib/json-ui/wrappers/definitions/navigation-item.json
 create mode 100644 src/lib/json-ui/wrappers/definitions/page-header-content.json
 create mode 100644 src/lib/json-ui/wrappers/definitions/tree-card.json

diff --git a/src/components/molecules/TreeCard.tsx b/src/components/molecules/TreeCard.tsx
new file mode 100644
index 0000000..e42a52c
--- /dev/null
+++ b/src/components/molecules/TreeCard.tsx
@@ -0,0 +1,75 @@
+import { Card, Badge, ActionIcon, IconButton, Stack, Flex, Text, Heading } from '@/components/atoms'
+import { ComponentTree } from '@/types/project'
+
+interface TreeCardProps {
+  tree: ComponentTree
+  isSelected: boolean
+  onSelect: () => void
+  onEdit: () => void
+  onDuplicate: () => void
+  onDelete: () => void
+  disableDelete?: boolean
+}
+
+export function TreeCard({
+  tree,
+  isSelected,
+  onSelect,
+  onEdit,
+  onDuplicate,
+  onDelete,
+  disableDelete = false,
+}: TreeCardProps) {
+  return (
+    <Card
+      className={`cursor-pointer transition-all p-4 ${
+        isSelected ? 'ring-2 ring-primary bg-accent' : 'hover:bg-accent/50'
+      }`}
+      onClick={onSelect}
+    >
+      <Stack spacing="sm">
+        <Flex justify="between" align="start" gap="sm">
+          <Stack spacing="xs" className="flex-1 min-w-0">
+            <Heading level={4} className="text-sm truncate">{tree.name}</Heading>
+            {tree.description && (
+              <Text variant="caption" className="line-clamp-2">
+                {tree.description}
+              </Text>
+            )}
+            <div>
+              <Badge variant="outline" className="text-xs">
+                {tree.rootNodes.length} components
+              </Badge>
+            </div>
+          </Stack>
+        </Flex>
+        <div onClick={(e) => e.stopPropagation()}>
+          <Flex gap="xs" className="mt-1">
+            <IconButton
+              icon={<ActionIcon action="edit" size={14} />}
+              variant="ghost"
+              size="sm"
+              onClick={onEdit}
+              title="Edit tree"
+            />
+            <IconButton
+              icon={<ActionIcon action="copy" size={14} />}
+              variant="ghost"
+              size="sm"
+              onClick={onDuplicate}
+              title="Duplicate tree"
+            />
+            <IconButton
+              icon={<ActionIcon action="delete" size={14} />}
+              variant="ghost"
+              size="sm"
+              onClick={onDelete}
+              disabled={disableDelete}
+              title="Delete tree"
+            />
+          </Flex>
+        </div>
+      </Stack>
+    </Card>
+  )
+}
diff --git a/src/components/molecules/TreeListHeader.tsx b/src/components/molecules/TreeListHeader.tsx
new file mode 100644
index 0000000..d381b2c
--- /dev/null
+++ b/src/components/molecules/TreeListHeader.tsx
@@ -0,0 +1,53 @@
+import { Button, TreeIcon, ActionIcon, Flex, Heading, Stack, IconButton } from '@/components/atoms'
+
+interface TreeListHeaderProps {
+  onCreateNew: () => void
+  onImportJson: () => void
+  onExportJson: () => void
+  hasSelectedTree?: boolean
+}
+
+export function TreeListHeader({
+  onCreateNew,
+  onImportJson,
+  onExportJson,
+  hasSelectedTree = false,
+}: TreeListHeaderProps) {
+  return (
+    <Stack spacing="sm">
+      <Flex justify="between" align="center">
+        <Flex align="center" gap="sm">
+          <TreeIcon size={20} />
+          <Heading level={2} className="text-lg font-semibold">Component Trees</Heading>
+        </Flex>
+        <IconButton 
+          icon={<ActionIcon action="add" size={16} />}
+          size="sm" 
+          onClick={onCreateNew}
+        />
+      </Flex>
+      
+      <Flex gap="sm">
+        <Button
+          size="sm"
+          variant="outline"
+          onClick={onImportJson}
+          className="flex-1 text-xs"
+          leftIcon={<ActionIcon action="upload" size={14} />}
+        >
+          Import JSON
+        </Button>
+        <Button
+          size="sm"
+          variant="outline"
+          onClick={onExportJson}
+          disabled={!hasSelectedTree}
+          className="flex-1 text-xs"
+          leftIcon={<ActionIcon action="download" size={14} />}
+        >
+          Export JSON
+        </Button>
+      </Flex>
+    </Stack>
+  )
+}
diff --git a/src/components/molecules/index.ts b/src/components/molecules/index.ts
index a23d2d5..92926f1 100644
--- a/src/components/molecules/index.ts
+++ b/src/components/molecules/index.ts
@@ -18,3 +18,9 @@ export { SearchInput } from './SearchInput'
 export { BindingEditor } from './BindingEditor'
 export { DataSourceEditorDialog } from './DataSourceEditorDialog'
 export { ComponentBindingDialog } from './ComponentBindingDialog'
+export { TreeCard } from './TreeCard'
+export { TreeListHeader } from './TreeListHeader'
+export { LoadingFallbackWrapper as LoadingFallback } from '@/lib/json-ui/wrappers'
+export { NavigationItemWrapper as NavigationItem } from '@/lib/json-ui/wrappers'
+export { PageHeaderContentWrapper as PageHeaderContent } from '@/lib/json-ui/wrappers'
+export { preloadMonacoEditor } from './LazyMonacoEditor'
diff --git a/src/lib/json-ui/wrappers/LoadingFallbackWrapper.tsx b/src/lib/json-ui/wrappers/LoadingFallbackWrapper.tsx
new file mode 100644
index 0000000..caa2251
--- /dev/null
+++ b/src/lib/json-ui/wrappers/LoadingFallbackWrapper.tsx
@@ -0,0 +1,16 @@
+import { ComponentRenderer } from '@/lib/json-ui/component-renderer'
+import loadingFallbackDef from './definitions/loading-fallback.json'
+
+interface LoadingFallbackWrapperProps {
+  message?: string
+}
+
+export function LoadingFallbackWrapper({ message = 'Loading...' }: LoadingFallbackWrapperProps) {
+  return (
+    <ComponentRenderer
+      component={loadingFallbackDef}
+      data={{ message }}
+      context={{}}
+    />
+  )
+}
diff --git a/src/lib/json-ui/wrappers/NavigationItemWrapper.tsx b/src/lib/json-ui/wrappers/NavigationItemWrapper.tsx
new file mode 100644
index 0000000..6746b54
--- /dev/null
+++ b/src/lib/json-ui/wrappers/NavigationItemWrapper.tsx
@@ -0,0 +1,27 @@
+import { ComponentRenderer } from '@/lib/json-ui/component-renderer'
+import navigationItemDef from './definitions/navigation-item.json'
+
+interface NavigationItemWrapperProps {
+  icon: React.ReactNode
+  label: string
+  isActive: boolean
+  badge?: number
+  onClick: () => void
+}
+
+export function NavigationItemWrapper(props: NavigationItemWrapperProps) {
+  return (
+    <div onClick={props.onClick}>
+      <ComponentRenderer
+        component={navigationItemDef}
+        data={{
+          icon: props.icon,
+          label: props.label,
+          isActive: props.isActive,
+          badge: props.badge
+        }}
+        context={{}}
+      />
+    </div>
+  )
+}
diff --git a/src/lib/json-ui/wrappers/PageHeaderContentWrapper.tsx b/src/lib/json-ui/wrappers/PageHeaderContentWrapper.tsx
new file mode 100644
index 0000000..bd68fd0
--- /dev/null
+++ b/src/lib/json-ui/wrappers/PageHeaderContentWrapper.tsx
@@ -0,0 +1,22 @@
+import { ComponentRenderer } from '@/lib/json-ui/component-renderer'
+import pageHeaderContentDef from './definitions/page-header-content.json'
+
+interface PageHeaderContentWrapperProps {
+  title: string
+  icon: React.ReactNode
+  description?: string
+}
+
+export function PageHeaderContentWrapper(props: PageHeaderContentWrapperProps) {
+  return (
+    <ComponentRenderer
+      component={pageHeaderContentDef}
+      data={{
+        title: props.title,
+        icon: props.icon,
+        description: props.description
+      }}
+      context={{}}
+    />
+  )
+}
diff --git a/src/lib/json-ui/wrappers/TreeCardWrapper.tsx b/src/lib/json-ui/wrappers/TreeCardWrapper.tsx
new file mode 100644
index 0000000..b64409e
--- /dev/null
+++ b/src/lib/json-ui/wrappers/TreeCardWrapper.tsx
@@ -0,0 +1,33 @@
+import { ComponentRenderer } from '@/lib/json-ui/component-renderer'
+import treeCardDefinition from './definitions/tree-card.json'
+import { ComponentTree } from '@/types/project'
+
+interface TreeCardWrapperProps {
+  tree: ComponentTree
+  isSelected: boolean
+  onSelect: () => void
+  onEdit: () => void
+  onDuplicate: () => void
+  onDelete: () => void
+  disableDelete?: boolean
+}
+
+export function TreeCardWrapper(props: TreeCardWrapperProps) {
+  return (
+    <div onClick={props.onSelect}>
+      <ComponentRenderer
+        component={treeCardDefinition}
+        data={{
+          tree: props.tree,
+          isSelected: props.isSelected
+        }}
+        context={{}}
+      />
+      <div className="flex gap-xs mt-2" onClick={(e) => e.stopPropagation()}>
+        <button onClick={props.onEdit} className="px-2 py-1 text-xs hover:bg-muted rounded">Edit</button>
+        <button onClick={props.onDuplicate} className="px-2 py-1 text-xs hover:bg-muted rounded">Duplicate</button>
+        <button onClick={props.onDelete} disabled={props.disableDelete} className="px-2 py-1 text-xs hover:bg-muted rounded disabled:opacity-50">Delete</button>
+      </div>
+    </div>
+  )
+}
diff --git a/src/lib/json-ui/wrappers/definitions/loading-fallback.json b/src/lib/json-ui/wrappers/definitions/loading-fallback.json
new file mode 100644
index 0000000..a2c7101
--- /dev/null
+++ b/src/lib/json-ui/wrappers/definitions/loading-fallback.json
@@ -0,0 +1,32 @@
+{
+  "id": "loading-container",
+  "type": "div",
+  "props": {
+    "className": "flex items-center justify-center h-full w-full"
+  },
+  "children": [
+    {
+      "id": "loading-content",
+      "type": "div",
+      "props": {
+        "className": "flex flex-col items-center gap-3"
+      },
+      "children": [
+        {
+          "id": "loading-spinner",
+          "type": "LoadingSpinner"
+        },
+        {
+          "id": "loading-message",
+          "type": "p",
+          "props": {
+            "className": "text-sm text-muted-foreground"
+          },
+          "bindings": {
+            "children": "message"
+          }
+        }
+      ]
+    }
+  ]
+}
diff --git a/src/lib/json-ui/wrappers/definitions/navigation-item.json b/src/lib/json-ui/wrappers/definitions/navigation-item.json
new file mode 100644
index 0000000..4015dd6
--- /dev/null
+++ b/src/lib/json-ui/wrappers/definitions/navigation-item.json
@@ -0,0 +1,37 @@
+{
+  "id": "nav-item-button",
+  "type": "button",
+  "bindings": {
+    "className": {
+      "source": "isActive",
+      "transform": "data ? 'w-full flex items-center gap-3 px-3 py-2 rounded-lg transition-colors bg-primary text-primary-foreground' : 'w-full flex items-center gap-3 px-3 py-2 rounded-lg transition-colors hover:bg-muted text-foreground'"
+    }
+  },
+  "children": [
+    {
+      "id": "nav-item-icon",
+      "type": "IconWrapper",
+      "bindings": {
+        "icon": "icon",
+        "variant": { "source": "isActive", "transform": "data ? 'default' : 'muted'" }
+      },
+      "props": { "size": "md" }
+    },
+    {
+      "id": "nav-item-label",
+      "type": "Text",
+      "props": { "className": "flex-1 text-left font-medium", "variant": "small" },
+      "bindings": { "children": "label" }
+    },
+    {
+      "id": "nav-item-badge",
+      "type": "Badge",
+      "bindings": {
+        "variant": { "source": "isActive", "transform": "data ? 'secondary' : 'destructive'" },
+        "children": "badge"
+      },
+      "props": { "className": "ml-auto" },
+      "conditional": { "if": "badge !== undefined && badge > 0" }
+    }
+  ]
+}
diff --git a/src/lib/json-ui/wrappers/definitions/page-header-content.json b/src/lib/json-ui/wrappers/definitions/page-header-content.json
new file mode 100644
index 0000000..8cd8ad3
--- /dev/null
+++ b/src/lib/json-ui/wrappers/definitions/page-header-content.json
@@ -0,0 +1,33 @@
+{
+  "id": "page-header-container",
+  "type": "div",
+  "props": { "className": "flex items-center gap-3" },
+  "children": [
+    {
+      "id": "page-header-icon",
+      "type": "TabIcon",
+      "bindings": { "icon": "icon" },
+      "props": { "variant": "gradient" }
+    },
+    {
+      "id": "page-header-content",
+      "type": "div",
+      "props": { "className": "min-w-0" },
+      "children": [
+        {
+          "id": "page-header-title",
+          "type": "h2",
+          "props": { "className": "text-lg sm:text-xl font-bold truncate" },
+          "bindings": { "children": "title" }
+        },
+        {
+          "id": "page-header-description",
+          "type": "p",
+          "props": { "className": "text-xs sm:text-sm text-muted-foreground hidden sm:block" },
+          "bindings": { "children": "description" },
+          "conditional": { "if": "description" }
+        }
+      ]
+    }
+  ]
+}
diff --git a/src/lib/json-ui/wrappers/definitions/tree-card.json b/src/lib/json-ui/wrappers/definitions/tree-card.json
new file mode 100644
index 0000000..313b71e
--- /dev/null
+++ b/src/lib/json-ui/wrappers/definitions/tree-card.json
@@ -0,0 +1,63 @@
+{
+  "id": "tree-card-container",
+  "type": "Card",
+  "bindings": {
+    "className": {
+      "source": "isSelected",
+      "transform": "data ? 'cursor-pointer transition-all p-4 ring-2 ring-primary bg-accent' : 'cursor-pointer transition-all p-4 hover:bg-accent/50'"
+    }
+  },
+  "children": [
+    {
+      "id": "tree-card-content",
+      "type": "Stack",
+      "props": { "spacing": "sm" },
+      "children": [
+        {
+          "id": "tree-card-header",
+          "type": "Flex",
+          "props": { "justify": "between", "align": "start", "gap": "sm" },
+          "children": [
+            {
+              "id": "tree-card-info",
+              "type": "Stack",
+              "props": { "spacing": "xs", "className": "flex-1 min-w-0" },
+              "children": [
+                {
+                  "id": "tree-card-name",
+                  "type": "Heading",
+                  "props": { "level": 4, "className": "text-sm truncate" },
+                  "bindings": { "children": "tree.name" }
+                },
+                {
+                  "id": "tree-card-description",
+                  "type": "Text",
+                  "props": { "variant": "caption", "className": "line-clamp-2" },
+                  "bindings": { "children": "tree.description" },
+                  "conditional": { "if": "tree.description" }
+                },
+                {
+                  "id": "tree-card-badge-container",
+                  "type": "div",
+                  "children": [
+                    {
+                      "id": "tree-card-badge",
+                      "type": "Badge",
+                      "props": { "variant": "outline", "className": "text-xs" },
+                      "bindings": {
+                        "children": {
+                          "source": "tree.rootNodes.length",
+                          "transform": "`${data} components`"
+                        }
+                      }
+                    }
+                  ]
+                }
+              ]
+            }
+          ]
+        }
+      ]
+    }
+  ]
+}
diff --git a/src/lib/json-ui/wrappers/index.ts b/src/lib/json-ui/wrappers/index.ts
index 11b179b..0377fde 100644
--- a/src/lib/json-ui/wrappers/index.ts
+++ b/src/lib/json-ui/wrappers/index.ts
@@ -8,3 +8,7 @@ export { GitHubBuildStatusWrapper } from './GitHubBuildStatusWrapper'
 export { ComponentBindingDialogWrapper } from './ComponentBindingDialogWrapper'
 export { DataSourceEditorDialogWrapper } from './DataSourceEditorDialogWrapper'
 export { ComponentTreeWrapper } from './ComponentTreeWrapper'
+export { LoadingFallbackWrapper } from './LoadingFallbackWrapper'
+export { NavigationItemWrapper } from './NavigationItemWrapper'
+export { PageHeaderContentWrapper } from './PageHeaderContentWrapper'
+export { LoadingFallbackWrapper } from './LoadingFallbackWrapper'