import { eq } from "drizzle-orm";
import { NextRequest, NextResponse } from "next/server";
import { z } from "zod";
import { getDb } from "@/db";
import { users } from "@/db/schema";
import { apiResponseError, readJsonObject, requireSameOrigin, requireUser } from "@/lib/api";
import { writeAuditLog } from "@/lib/audit";

const profileSchema = z.object({
  name: z.string().trim().min(2).max(100).optional(),
  headline: z.string().trim().max(200).optional(),
  about: z.string().trim().max(4000).optional(),
  location: z.string().trim().max(160).optional(),
  avatarUrl: z.string().trim().url().nullable().optional(),
  coverUrl: z.string().trim().url().nullable().optional(),
  openToWork: z.boolean().optional(),
});

export async function GET(request: NextRequest) {
  try {
    const user = await requireUser(request);
    return NextResponse.json({ user });
  } catch (error) {
    return apiResponseError(error);
  }
}

export async function PATCH(request: NextRequest) {
  try {
    requireSameOrigin(request);
    const user = await requireUser(request);
    const payload = profileSchema.parse(await readJsonObject(request));
    const [updated] = await getDb().update(users).set({ ...payload, updatedAt: new Date() }).where(eq(users.id, user.id)).returning();
    await writeAuditLog({ actorId: user.id, action: "profile.updated", entityType: "user", entityId: user.id, metadata: { fields: Object.keys(payload) } });
    return NextResponse.json({ user: updated });
  } catch (error) {
    return apiResponseError(error);
  }
}