Add workspace_files table migration for IDE file storage

Author: Gerome-Elassaad

supabase/migrations/20250104000000_create_workspace_files_table.sql

@@ -0,0 +1,56 @@
+-- =============================================================================
+-- Create workspace_files table for IDE file management
+-- =============================================================================
+
+CREATE TABLE IF NOT EXISTS public.workspace_files (
+  id uuid NOT NULL DEFAULT gen_random_uuid(),
+  user_id uuid NOT NULL,
+  project_id uuid,
+  path text NOT NULL,
+  name text NOT NULL,
+  content text NOT NULL DEFAULT '',
+  is_directory boolean DEFAULT false,
+  parent_path text,
+  mime_type text,
+  size_bytes bigint DEFAULT 0,
+  metadata jsonb DEFAULT '{}'::jsonb,
+  created_at timestamp with time zone DEFAULT now(),
+  updated_at timestamp with time zone DEFAULT now(),
+  CONSTRAINT workspace_files_pkey PRIMARY KEY (id),
+  CONSTRAINT workspace_files_user_id_fkey FOREIGN KEY (user_id) REFERENCES auth.users(id) ON DELETE CASCADE,
+  CONSTRAINT workspace_files_project_id_fkey FOREIGN KEY (project_id) REFERENCES public.projects(id) ON DELETE CASCADE,
+  CONSTRAINT workspace_files_unique_path UNIQUE (user_id, path),
+  CONSTRAINT workspace_files_path_check CHECK (char_length(path) >= 1),
+  CONSTRAINT workspace_files_name_check CHECK (char_length(name) >= 1),
+  CONSTRAINT workspace_files_size_check CHECK (size_bytes >= 0)
+);
+
+-- Create indexes for performance
+CREATE INDEX IF NOT EXISTS idx_workspace_files_user_id ON public.workspace_files (user_id);
+CREATE INDEX IF NOT EXISTS idx_workspace_files_project_id ON public.workspace_files (project_id);
+CREATE INDEX IF NOT EXISTS idx_workspace_files_path ON public.workspace_files (user_id, path);
+CREATE INDEX IF NOT EXISTS idx_workspace_files_parent_path ON public.workspace_files (user_id, parent_path);
+CREATE INDEX IF NOT EXISTS idx_workspace_files_created_at ON public.workspace_files (created_at DESC);
+
+-- Enable Row Level Security
+ALTER TABLE public.workspace_files ENABLE ROW LEVEL SECURITY;
+
+-- RLS Policies
+CREATE POLICY "Users can view their own workspace files" ON public.workspace_files
+  FOR SELECT USING (auth.uid() = user_id);
+
+CREATE POLICY "Users can insert their own workspace files" ON public.workspace_files
+  FOR INSERT WITH CHECK (auth.uid() = user_id);
+
+CREATE POLICY "Users can update their own workspace files" ON public.workspace_files
+  FOR UPDATE USING (auth.uid() = user_id);
+
+CREATE POLICY "Users can delete their own workspace files" ON public.workspace_files
+  FOR DELETE USING (auth.uid() = user_id);
+
+-- Add trigger for automatic timestamp updates
+CREATE TRIGGER update_workspace_files_updated_at BEFORE UPDATE ON public.workspace_files
+  FOR EACH ROW EXECUTE FUNCTION update_updated_at_column();
+
+-- Grant permissions
+GRANT ALL ON public.workspace_files TO authenticated;