import { getPayload, Payload } from "payload";
import config from "@/payload.config";
import { afterAll, beforeAll, describe, expect, it } from "vitest";
import { getOperationOverview, getSurfaceCapabilities } from "@/lib/operations/surface";
import { getOperationAar, getOperationLedger } from "@/lib/operations/surfaceQuery";

let payload: Payload;
const RUN = `ops-surface-${Date.now().toString(36)}`;

const syncEventIds: number[] = [];
const opEventIds: number[] = [];
const opEffectIds: number[] = [];
const userIds: number[] = [];
const roleIds: number[] = [];
const zoneIds: number[] = [];
const mapIds: number[] = [];
const factionIds: number[] = [];
let serverId: number;
let plainUserId: number;
let permUserId: number;
let adminUserId: number;
let mapId: number;
let zoneId: number;
let factionId: number;

const OP_A = `${RUN}-op-alpha`;
const OP_B = `${RUN}-op-beta`;

async function makeUser(label: string, roleDocIds?: number[]): Promise<number> {
  const user = await payload.create({
    collection: "users",
    data: {
      username: `${RUN}-${label}`,
      discordUsername: `${RUN}-${label}-discord`,
      displayName: `${RUN} ${label}`,
      steamId: `${RUN}-steam-${label}`,
      password: "Test1234",
      ...(roleDocIds && roleDocIds.length > 0 ? { roleDocs: roleDocIds } : {}),
    },
    overrideAccess: true,
    depth: 0,
  });
  userIds.push(user.id);
  return user.id;
}

async function makeRawEvent(label: string, type: string, payloadData: unknown): Promise<number> {
  const raw = await payload.create({
    collection: "arma-sync-events",
    data: {
      eventId: `${RUN}-${label}`,
      server: serverId,
      type,
      occurredAt: new Date().toISOString(),
      payload: payloadData as Record<string, unknown>,
    },
    overrideAccess: true,
    depth: 0,
  });
  syncEventIds.push(raw.id);
  const found = await payload.find({
    collection: "operation-events",
    where: { sourceEvent: { equals: raw.id } },
    limit: 1,
    depth: 0,
    overrideAccess: true,
  });
  expect(found.docs).toHaveLength(1);
  opEventIds.push(found.docs[0].id);
  const effects = await payload.find({
    collection: "operation-effects",
    where: { operationEvent: { equals: found.docs[0].id } },
    limit: 10,
    depth: 0,
    overrideAccess: true,
  });
  for (const effect of effects.docs) opEffectIds.push(effect.id);
  return raw.id;
}

beforeAll(async () => {
  const payloadConfig = await config;
  payload = await getPayload({ config: payloadConfig });

  const superRole = await payload.create({
    collection: "roles",
    data: { name: `${RUN} Surface Admin`, slug: `${RUN}-surface-admin`, isSuperuser: true },
    overrideAccess: true,
    depth: 0,
  });
  roleIds.push(superRole.id);

  const permRole = await payload.create({
    collection: "roles",
    data: {
      name: `${RUN} Surface Viewer`,
      slug: `${RUN}-surface-viewer`,
      permissions: [
        "operation-reservations:read",
        "zone-pressure:read",
        "operation-readiness:read",
      ],
    },
    overrideAccess: true,
    depth: 0,
  });
  roleIds.push(permRole.id);

  const faction = await payload.create({
    collection: "factions",
    data: { name: `${RUN} Faction`, type: "majorFaction" },
    overrideAccess: true,
    depth: 0,
  });
  factionIds.push(faction.id);
  factionId = faction.id;

  const server = await payload.create({
    collection: "game-servers",
    data: { serverId: `${RUN}-srv`, name: `${RUN} Server`, status: "online" },
    overrideAccess: true,
    depth: 0,
  });
  serverId = server.id;

  const map = await payload.create({
    collection: "maps",
    data: { name: `${RUN} Map`, worldSizeWidth: 8192, worldSizeHeight: 8192, basemapMode: "image" },
    overrideAccess: true,
    depth: 0,
  });
  mapIds.push(map.id);
  mapId = map.id;

  const zone = await payload.create({
    collection: "map-zones",
    data: {
      name: `${RUN} Zone Alpha`,
      map: mapId,
      type: "territory",
      points: [
        [0, 0],
        [100, 0],
        [100, 100],
        [0, 100],
      ],
    },
    overrideAccess: true,
    depth: 0,
  });
  zoneIds.push(zone.id);
  zoneId = zone.id;

  plainUserId = await makeUser("plain");
  permUserId = await makeUser("perm", [permRole.id]);
  adminUserId = await makeUser("admin", [superRole.id]);
});

afterAll(async () => {
  if (!payload) return;
  for (const id of opEffectIds) {
    await payload.delete({ collection: "operation-effects", id, overrideAccess: true }).catch(() => {});
  }
  for (const id of opEventIds) {
    await payload.delete({ collection: "operation-events", id, overrideAccess: true }).catch(() => {});
  }
  for (const id of syncEventIds) {
    await payload.delete({ collection: "arma-sync-events", id, overrideAccess: true }).catch(() => {});
  }
  for (const id of zoneIds) {
    await payload.delete({ collection: "map-zones", id, overrideAccess: true }).catch(() => {});
  }
  for (const id of mapIds) {
    await payload.delete({ collection: "maps", id, overrideAccess: true }).catch(() => {});
  }
  for (const id of factionIds) {
    await payload.delete({ collection: "factions", id, overrideAccess: true }).catch(() => {});
  }
  for (const id of userIds) {
    await payload.delete({ collection: "users", id, overrideAccess: true }).catch(() => {});
  }
  for (const id of roleIds) {
    await payload.delete({ collection: "roles", id, overrideAccess: true }).catch(() => {});
  }
});

describe("operation surfaces: capabilities", () => {
  it("grants a superuser every gated capability", async () => {
    const adminUser = await payload.findByID({
      collection: "users",
      id: adminUserId,
      overrideAccess: true,
      depth: 0,
    });
    const caps = await getSurfaceCapabilities(payload, { id: adminUserId });
    expect(adminUser.id).toBe(adminUserId);
    expect(caps.canSeeReservations).toBe(true);
    expect(caps.canSeeReadiness).toBe(true);
    expect(caps.canSeePressure).toBe(true);
  });

  it("denies a plain user every gated capability", async () => {
    const caps = await getSurfaceCapabilities(payload, { id: plainUserId });
    expect(caps.canSeeReservations).toBe(false);
    expect(caps.canSeeReadiness).toBe(false);
    expect(caps.canSeePressure).toBe(false);
  });
});

describe("operation surfaces: overview", () => {
  it("groups recent events by operation with effect status counts", async () => {
    await makeRawEvent("start-a1", "operation.start", { operationId: OP_A, version: 1 });
    await makeRawEvent("start-a2", "operation.start", { operationId: OP_A, version: 1 });
    await makeRawEvent("start-b1", "operation.start", { operationId: OP_B, version: 1 });

    const overview = await getOperationOverview(payload, { id: adminUserId });
    const opA = overview.recentOperations.find((op) => op.operationId === OP_A);
    expect(opA).toBeDefined();
    expect(opA?.eventCount).toBe(2);
    expect(opA?.appliedCount).toBe(2);
    expect(opA?.failedCount).toBe(0);
    expect(opA?.lastOccurredAt).toBeTruthy();
  });

  it("scopes my extractions to the requesting actor only", async () => {
    await makeRawEvent("extract-b1", "operation.extraction", {
      operationId: OP_B,
      version: 1,
      actorId: plainUserId,
      kind: "player",
      items: [{ assetId: 999_999_999, quantity: 1 }],
    });

    const mine = await getOperationOverview(payload, { id: plainUserId });
    const myRows = mine.myExtractions.filter((ex) => ex.operationId === OP_B);
    expect(myRows).toHaveLength(1);
    expect(myRows[0].effectStatus).toBeTruthy();

    const others = await getOperationOverview(payload, { id: permUserId });
    expect(others.myExtractions.some((ex) => ex.operationId === OP_B)).toBe(false);
  });

  it("hides gated sections from plain users but keeps the ledger visible", async () => {
    const overview = await getOperationOverview(payload, { id: plainUserId });
    expect(overview.capabilities.canSeePressure).toBe(false);
    expect(overview.pressure).toHaveLength(0);
    expect(overview.recentOperations.length).toBeGreaterThan(0);
  });
});

describe("operation surfaces: ledger and AAR", () => {
  it("filters the ledger by operation and reports effect counts without leaking payload", async () => {
    const result = await getOperationLedger(payload, { id: adminUserId }, { operationId: OP_A });
    expect(result.events).toHaveLength(2);
    expect(result.events.every((ev) => ev.operationId === OP_A)).toBe(true);
    expect(result.effectCounts.applied).toBe(2);
    for (const ev of result.events) {
      expect("payload" in ev ? ev.payload : undefined).toBeUndefined();
    }
  });

  it("paginates the ledger", async () => {
    const page1 = await getOperationLedger(payload, { id: adminUserId }, {}, 1);
    expect(page1.page).toBe(1);
    expect(page1.totalDocs).toBeGreaterThanOrEqual(3);
  });

  it("returns null for an unknown operation id", async () => {
    const aar = await getOperationAar(payload, { id: adminUserId }, `${RUN}-does-not-exist`);
    expect(aar).toBeNull();
  });

  it("builds an AAR with counts and never includes raw effect payloads", async () => {
    const aar = await getOperationAar(payload, { id: adminUserId }, OP_B);
    expect(aar).not.toBeNull();
    expect(aar?.events.length).toBe(2);
    expect(aar?.counts.validated).toBe(2);
    expect(aar?.counts.applied).toBe(1);
    const failed = aar?.effects.filter((eff) => eff.status === "failed") ?? [];
    expect(failed.length).toBe(1);
    expect(failed[0]?.effectType).toBe("operation.extraction-recorded");
    for (const eff of aar?.effects ?? []) {
      expect("payload" in eff ? eff.payload : undefined).toBeUndefined();
    }
  });

  it("gates AAR pressure and reservation sections by permission", async () => {
    await makeRawEvent("end-a1", "operation.end", {
      operationId: OP_A,
      version: 1,
      outcome: "success",
      zoneId,
      factionId,
    });

    const forAdmin = await getOperationAar(payload, { id: adminUserId }, OP_A);
    expect(forAdmin?.pressure).toHaveLength(1);
    expect(forAdmin?.pressure[0]?.zoneId).toBe(zoneId);
    expect(forAdmin?.pressure[0]?.delta).toBe(-25);

    const forPlain = await getOperationAar(payload, { id: plainUserId }, OP_A);
    expect(forPlain?.pressure).toHaveLength(0);
    expect(forPlain?.reservations).toHaveLength(0);
  });
});