import type { Block, ProjectConfig } from "@/features/editor/state/editorStore";

interface PublicProjectSnapshot {
  slug: string;
  title: string;
  status: string;
  blocks: Block[];
  projectConfig: ProjectConfig | null;
}

function getStore(): Map<string, PublicProjectSnapshot> {
  const g = globalThis as any;
  if (!g.__PB_PUBLIC_PROJECTS) {
    g.__PB_PUBLIC_PROJECTS = new Map<string, PublicProjectSnapshot>();
  }
  return g.__PB_PUBLIC_PROJECTS as Map<string, PublicProjectSnapshot>;
}

export function cachePublicProject(snapshot: PublicProjectSnapshot): void {
  const store = getStore();
  store.set(snapshot.slug, snapshot);
}

export function getCachedPublicProject(slug: string): PublicProjectSnapshot | null {
  const store = getStore();
  return store.get(slug) ?? null;
}

export function parseProjectContentJson(rawContent: any): {
  blocks: Block[];
  projectConfig: ProjectConfig | null;
} {
  let blocks: Block[] = [];
  let projectConfig: ProjectConfig | null = null;

  if (Array.isArray(rawContent)) {
    blocks = rawContent as Block[];
  } else if (rawContent && typeof rawContent === "object") {
    const maybeBlocks = (rawContent as any).blocks;
    if (Array.isArray(maybeBlocks)) {
      blocks = maybeBlocks as Block[];
      const maybeConfig = (rawContent as any).projectConfig;
      if (maybeConfig && typeof maybeConfig === "object") {
        projectConfig = maybeConfig as ProjectConfig;
      }
    }
  }

  return { blocks, projectConfig };
}