import { readFile } from "node:fs/promises";
import path from "node:path";
import { fileURLToPath } from "node:url";
import { describe, expect, it } from "vitest";
import { parse } from "yaml";

interface ComposeService {
  environment?: Record<string, string>;
  healthcheck?: unknown;
  image?: string;
  ports?: string[];
  volumes?: string[];
}

interface ComposeDocument {
  services?: Record<string, ComposeService>;
  volumes?: Record<string, unknown>;
}

interface PackageDocument {
  scripts?: Record<string, string>;
}

interface WorkflowJob {
  needs?: string;
  steps?: WorkflowStep[];
  "timeout-minutes"?: number;
}

interface WorkflowStep {
  run?: string;
  uses?: string;
}

interface TurboDocument {
  tasks?: Record<string, unknown>;
}

interface WorkspaceDocument {
  packages?: string[];
}

const repositoryRoot = path.resolve(path.dirname(fileURLToPath(import.meta.url)), "..");

describe("development infrastructure", () => {
  it("has valid, local-only, version-pinned Compose services", async () => {
    const source = await readFile(
      path.join(repositoryRoot, "infrastructure", "compose.yaml"),
      "utf8",
    );
    const compose = parse(source) as ComposeDocument;
    const postgres = compose.services?.postgres;
    const objectStorage = compose.services?.["object-storage"];

    expect(postgres?.image).toBe("postgres:18.4-alpine3.24");
    expect(objectStorage?.image).toBe("chrislusf/seaweedfs:4.28");
    expect(postgres?.healthcheck).toBeDefined();
    expect(objectStorage?.healthcheck).toBeDefined();
    expect(postgres?.environment?.POSTGRES_INITDB_ARGS).toContain("--auth-host=scram-sha-256");

    for (const service of [postgres, objectStorage]) {
      expect(service).toBeDefined();
      expect(service?.image).not.toMatch(/:latest$/u);
      expect(service?.ports?.every((port) => port.startsWith("127.0.0.1:"))).toBe(true);
      expect(service?.volumes?.length).toBeGreaterThan(0);
    }

    expect(compose.volumes).toHaveProperty("postgres-data");
    expect(compose.volumes).toHaveProperty("object-storage-data");
  });

  it("has a parseable CI workflow with static and live infrastructure gates", async () => {
    const source = await readFile(
      path.join(repositoryRoot, ".github", "workflows", "ci.yml"),
      "utf8",
    );
    const workflow = parse(source) as {
      jobs?: Record<string, WorkflowJob>;
      name?: string;
    };
    const verify = workflow.jobs?.verify;
    const infrastructure = workflow.jobs?.["infrastructure-smoke"];
    const migration = workflow.jobs?.["migration-smoke"];
    const commands = verify?.steps?.flatMap((step) => step.run ?? []) ?? [];
    const infrastructureCommands = infrastructure?.steps?.flatMap((step) => step.run ?? []) ?? [];
    const migrationCommands = migration?.steps?.flatMap((step) => step.run ?? []) ?? [];
    const verifyActions = verify?.steps?.flatMap((step) => step.uses ?? []) ?? [];
    const migrationActions = migration?.steps?.flatMap((step) => step.uses ?? []) ?? [];

    expect(workflow.name).toBe("CI");
    expect(verify).toBeDefined();
    expect(commands).toContain("pnpm install --frozen-lockfile");
    expect(commands).toContain("pnpm ci:verify");
    expect(infrastructureCommands).toContain("bash scripts/smoke-infrastructure.sh");
    expect(migration?.needs).toBe("verify");
    expect(migration?.["timeout-minutes"]).toBe(15);
    expect(migrationActions).toEqual(verifyActions);
    expect(migrationCommands).toContain("pnpm install --frozen-lockfile");
    expect(migrationCommands).toContain("pnpm test:migrations:integration");
  });

  it("routes containerized S3 smoke checks through the isolated Compose network", async () => {
    const source = await readFile(
      path.join(repositoryRoot, "scripts", "smoke-infrastructure.sh"),
      "utf8",
    );
    const helper = await readFile(
      path.join(repositoryRoot, "scripts", "lib", "compose-job-network.sh"),
      "utf8",
    );

    expect(source).toContain('source "$repository_root/scripts/lib/compose-job-network.sh"');
    expect(source).toContain(`compose_job_network_connect object-storage "\${compose[@]}"`);
    expect(source).toContain('s3_endpoint="http://object-storage:8333"');
    expect(source).toContain('s3_endpoint="http://127.0.0.1:$s3_port"');
    expect(source).not.toContain("0.0.0.0:${S3_PORT");
    expect(source.indexOf("compose_job_network_disconnect")).toBeLessThan(
      source.indexOf(`"\${compose[@]}" down`),
    );

    expect(helper).toContain("[[ ! -f /.dockerenv ]]");
    expect(helper).toContain('"$@" ps -q "$service"');
    expect(helper).toContain("docker inspect");
    expect(helper).toContain("docker network connect");
    expect(helper).toContain("docker network disconnect");
  });

  it("provisions isolated PostgreSQL for the live migration suite", async () => {
    const packageSource = await readFile(path.join(repositoryRoot, "package.json"), "utf8");
    const packageDocument = JSON.parse(packageSource) as PackageDocument;
    const source = await readFile(
      path.join(repositoryRoot, "scripts", "test-migrations-integration.sh"),
      "utf8",
    );

    expect(packageDocument.scripts?.["test:migrations:integration"]).toBe(
      "pnpm build && bash scripts/test-migrations-integration.sh",
    );
    expect(source).toContain('source "$repository_root/scripts/lib/compose-job-network.sh"');
    expect(source).toContain('export POSTGRES_PORT="0"');
    // Both live services come from the repository's own pinned Compose file, so the integration
    // suites exercise exactly what a developer runs locally (ADR 0030 added the object-storage half).
    expect(source).toContain("up --detach --wait --wait-timeout 180 postgres object-storage");
    expect(source).toContain(`compose_job_network_connect postgres "\${compose[@]}"`);
    expect(source).toContain(`compose_job_network_connect object-storage "\${compose[@]}"`);
    // The storage suite receives an endpoint and the same credentials the service was started with,
    // and never a hardcoded host.
    expect(source).toContain("EKKLESIA_TEST_STORAGE_ENDPOINT=");
    expect(source).toContain("EKKLESIA_TEST_STORAGE_ACCESS_KEY=");
    expect(source).toContain('database_host="postgres"');
    expect(source).toContain('database_port="5432"');
    expect(source).toContain('database_host="127.0.0.1"');
    expect(source).toContain(
      'EKKLESIA_MIGRATION_TEST_DATABASE_URL="postgresql://$POSTGRES_USER:$POSTGRES_PASSWORD@$database_host:$database_port/$POSTGRES_DB"',
    );
    expect(source).toContain("--config vitest.migrations.integration.config.ts");
    expect(source).not.toContain("0.0.0.0");
    expect(source).not.toContain('compose[@]}" logs');
    expect(source.indexOf("compose_job_network_disconnect")).toBeLessThan(
      source.indexOf("down --volumes --remove-orphans"),
    );
  });

  it("includes every official platform layer in the workspace", async () => {
    const source = await readFile(path.join(repositoryRoot, "pnpm-workspace.yaml"), "utf8");
    const workspace = parse(source) as WorkspaceDocument;

    expect(workspace.packages).toEqual(
      expect.arrayContaining([
        "apps/*",
        "builders/*",
        "core",
        "modules/*",
        "surfaces/*",
        "templates/*",
      ]),
    );
  });

  it("dispatches root and future package quality tasks through Turborepo", async () => {
    const packageSource = await readFile(path.join(repositoryRoot, "package.json"), "utf8");
    const doctorSource = await readFile(
      path.join(repositoryRoot, "scripts", "run-doctor.ts"),
      "utf8",
    );
    const turboSource = await readFile(path.join(repositoryRoot, "turbo.json"), "utf8");
    const packageDocument = JSON.parse(packageSource) as PackageDocument;
    const turboDocument = JSON.parse(turboSource) as TurboDocument;

    expect(packageDocument.scripts?.lint).toBe("turbo run lint lint:root");
    expect(packageDocument.scripts?.test).toBe("turbo run test test:root");
    expect(packageDocument.scripts?.typecheck).toBe("turbo run typecheck typecheck:root");
    expect(packageDocument.scripts?.["modules:validate"]).toBe(
      "turbo run build && node core/dist/cli/validate-modules.js",
    );
    expect(packageDocument.scripts?.doctor).toBe("node scripts/run-doctor.ts");
    expect(doctorSource).toContain('runCommand("turbo", ["run", "build"])');
    expect(doctorSource).toContain('path.join(repositoryRoot, "core", "dist", "cli", "doctor.js")');
    expect(packageDocument.scripts?.verify).toContain("pnpm modules:validate");
    expect(turboDocument.tasks).toHaveProperty("//#lint:root");
    expect(turboDocument.tasks).toHaveProperty("//#test:root");
    expect(turboDocument.tasks).toHaveProperty("//#typecheck:root");
  });
});