fix:Theme issues

electron/servers/fastapi/alembic/versions/82abdbc476a7_add_theme_column_to_presentations.py

@@ -0,0 +1,31 @@
+"""add theme column to presentations
+
+Revision ID: 82abdbc476a7
+Revises: f42ad4074449
+Create Date: 2026-03-24 12:42:46.220359
+
+"""
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+import sqlmodel
+
+
+# revision identifiers, used by Alembic.
+revision: str = '82abdbc476a7'
+down_revision: Union[str, None] = 'f42ad4074449'
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    pass
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    pass
+    # ### end Alembic commands ###

electron/servers/fastapi/alembic/versions/f42ad4074449_add_theme_column_to_presentations.py

@@ -0,0 +1,31 @@
+"""add theme column to presentations
+
+Revision ID: f42ad4074449
+Revises: 00b3c27a13bc
+Create Date: 2026-03-24 12:42:32.369006
+
+"""
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+import sqlmodel
+
+
+# revision identifiers, used by Alembic.
+revision: str = 'f42ad4074449'
+down_revision: Union[str, None] = '00b3c27a13bc'
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.add_column('presentations', sa.Column('theme', sa.JSON(), nullable=True))
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_column('presentations', 'theme')
+    # ### end Alembic commands ###

electron/servers/fastapi/api/v1/ppt/endpoints/presentation.py

@@ -366,6 +366,7 @@ async def update_presentation(
     id: Annotated[uuid.UUID, Body()],
     n_slides: Annotated[Optional[int], Body()] = None,
     title: Annotated[Optional[str], Body()] = None,
+    theme: Annotated[Optional[dict], Body()] = None,
     slides: Annotated[Optional[List[SlideModel]], Body()] = None,
     sql_session: AsyncSession = Depends(get_async_session),
 ):
@@ -378,10 +379,11 @@ async def update_presentation(
         presentation_update_dict["n_slides"] = n_slides
     if title:
         presentation_update_dict["title"] = title
+    if theme:
+        presentation_update_dict["theme"] = theme
 
-    if n_slides or title:
+    if presentation_update_dict:
         presentation.sqlmodel_update(presentation_update_dict)
-
     if slides:
         # Just to make sure id is UUID
         for slide in slides:

electron/servers/fastapi/api/v1/ppt/endpoints/theme.py

@@ -1,3 +1,4 @@
+import copy
 import uuid
 from typing import Any, List, Optional
 
@@ -67,7 +68,9 @@ def _read_themes_from_row(row: Optional[KeyValueSqlModel]) -> list[dict[str, Any
         return []
     value = row.value if isinstance(row.value, dict) else {}
     themes = value.get("themes", [])
-    return themes if isinstance(themes, list) else []
+    if not isinstance(themes, list):
+        return []
+    return copy.deepcopy(themes)
 
 
 async def _resolve_logo_url(

electron/servers/fastapi/models/presentation_with_slides.py

@@ -18,3 +18,4 @@ class PresentationWithSlides(BaseModel):
     tone: Optional[str] = None
     verbosity: Optional[str] = None
     slides: List[SlideModel]
+    theme: Optional[dict] = None

electron/servers/fastapi/models/sql/presentation.py

@@ -41,6 +41,7 @@ class PresentationModel(SQLModel, table=True):
     include_table_of_contents: bool = Field(sa_column=Column(Boolean), default=False)
     include_title_slide: bool = Field(sa_column=Column(Boolean), default=True)
     web_search: bool = Field(sa_column=Column(Boolean), default=False)
+    theme: Optional[dict] = Field(sa_column=Column(JSON), default=None)
 
     def get_new_presentation(self):
         return PresentationModel(

electron/servers/nextjs/app/(presentation-generator)/presentation/components/PresentationHeader.tsx

@@ -108,6 +108,7 @@ const PresentationHeader = ({
     if (isStreaming) return;
 
     try {
+      toast.info("Exporting PPTX...");
       setIsExporting(true);
       // Save the presentation data before exporting
       trackEvent(MixpanelEvent.Header_UpdatePresentationContent_API_Call);
@@ -146,6 +147,7 @@ const PresentationHeader = ({
     if (isStreaming) return;
 
     try {
+      toast.info("Exporting PDF...");
       setIsExporting(true);
       // Save the presentation data before exporting
       trackEvent(MixpanelEvent.Header_UpdatePresentationContent_API_Call);
@@ -250,7 +252,7 @@ const PresentationHeader = ({
           {isPresentationSaving && <div className="flex items-center gap-2">
             <Loader2 className="w-3.5 h-3.5 animate-spin" />
           </div>}
-          <ThemeSelector presentation_id={presentation_id} current_theme={presentationData?.theme || {}} themes={themes} />
+          <ThemeSelector current_theme={presentationData?.theme || {}} themes={themes} />
 
           <div className="flex items-center gap-2 bg-[#F6F6F9] px-3.5 h-[38px] border border-[#EDECEC] rounded-[80px]">
 

electron/servers/nextjs/app/(presentation-generator)/presentation/components/ThemeSelector.tsx

@@ -3,12 +3,11 @@ import React, { useState } from 'react'
 import { Popover, PopoverContent, PopoverTrigger } from '@/components/ui/popover';
 import { Palette } from 'lucide-react';
 
-import { useDispatch, useSelector } from 'react-redux';
+import { useDispatch } from 'react-redux';
 import { updateTheme } from '@/store/slices/presentationGeneration';
 import { useRouter } from 'next/navigation';
 import { useFontLoader } from '../../hooks/useFontLoad';
-import { RootState } from '@/store/store';
-const ThemeSelector = ({ presentation_id, current_theme, themes: allThemes }: { presentation_id: string, current_theme: any, themes: any[] }) => {
+const ThemeSelector = ({ current_theme, themes: allThemes }: { current_theme: any, themes: any[] }) => {
     const [currentTheme, setCurrentTheme] = useState<any>(current_theme)
     const dispatch = useDispatch()
     const [isOpen, setIsOpen] = useState(false)

electron/servers/nextjs/app/(presentation-generator)/services/api/types.ts

@@ -25,10 +25,10 @@ export interface DeplotResponse {
 }
 
 export interface ImageAssetResponse {
-  message: string;
-  path: string;
-  id: string;
-  file_url?: string;
+    message: string;
+    path: string;
+    id: string;
+    file_url?: string;
 }