import { and, desc, eq } from "drizzle-orm";
import { db } from "@/lib/db";
import { canvasProject } from "@/lib/db/schema";
import {
  openApiErrorResponse,
  requireOpenApiPrincipal,
} from "@/lib/access-keys/openapi-auth";

function normalizeWorkspaceType(value: string | null) {
  return value === "agent" || value === "video" ? value : "canvas";
}

export async function GET(request: Request) {
  try {
    const principal = await requireOpenApiPrincipal(request, "canvas:read");
    const url = new URL(request.url);
    const workspaceType = normalizeWorkspaceType(
      url.searchParams.get("workspaceType")
    );
    const requestedLimit = Number(url.searchParams.get("limit") || 24);
    const limit = Number.isFinite(requestedLimit)
      ? Math.min(50, Math.max(1, Math.round(requestedLimit)))
      : 24;

    const projects = await db
      .select({
        id: canvasProject.id,
        title: canvasProject.title,
        description: canvasProject.description,
        thumbnail: canvasProject.thumbnail,
        workspaceType: canvasProject.workspaceType,
        createdAt: canvasProject.createdAt,
        updatedAt: canvasProject.updatedAt,
      })
      .from(canvasProject)
      .where(
        and(
          eq(canvasProject.userId, principal.userId),
          eq(canvasProject.workspaceType, workspaceType)
        )
      )
      .orderBy(desc(canvasProject.updatedAt))
      .limit(limit);

    return Response.json(
      { success: true, data: projects },
      { headers: { "Cache-Control": "no-store" } }
    );
  } catch (error) {
    return openApiErrorResponse(error);
  }
}