bitspire/devenv.nix

{ pkgs, lib, config, ... }:

{
  name = "bitspire";

  # ============================================
  # Languages
  # ============================================

  languages.javascript = {
    enable = true;
    package = pkgs.nodejs_22;
    pnpm = {
      enable = true;
      install.enable = true;
    };
  };

  languages.typescript.enable = true;

  packages = with pkgs; [
    # Rust toolchain — only the orphaned Rust HAL under packages/hal/src
    # uses it (not built; see CLAUDE.md → Hardware drivers). Kept so the
    # rustfmt git hook and `cargo check` still work until that crate is
    # removed outright.
    rustc
    cargo
    clippy
    rustfmt
    rust-analyzer

    # Build tools
    pkg-config
    openssl
    openssl.dev

    # Python for node-gyp (native module builds: serialport, better-sqlite3)
    (python3.withPackages (ps: [ ps.setuptools ]))

    # Hardware access
    libusb1
    udev

    # Serial port access (talk to a validator / dispenser by hand)
    picocom

    # Development utilities
    jq # JSON processing
    websocat # WebSocket client — relay-test below
    qrencode # QR code generation for terminal
  ];

  # ============================================
  # Git Hooks (formerly pre-commit)
  # ============================================

  git-hooks.hooks = {
    # TypeScript/JavaScript
    prettier = {
      enable = true;
      excludes = [ "pnpm-lock.yaml" ];
    };

    # Rust
    rustfmt.enable = true;

    # Nix formatting
    nixpkgs-fmt.enable = true;

    # TOML/YAML validation
    check-toml.enable = true;
    check-yaml.enable = true;
  };

  # ============================================
  # Environment Variables
  # ============================================

  env = {
    RUST_BACKTRACE = "1";

    # The dev relay is LNbits's bundled nostrrelay extension on the native
    # instance (see CLAUDE.md → Environment variables); there is no
    # in-repo relay container any more. Override per shell as needed.
    NOSTR_RELAY_URL = "ws://localhost:5001/nostrrelay/test";

    PKG_CONFIG_PATH = "${pkgs.openssl.dev}/lib/pkgconfig";
  };

  # ============================================
  # Scripts (available as commands in shell)
  # ============================================
  #
  # The Lightning.Pub-era regtest stack (docker/ + the infra-*/lncli/btccli/
  # mine-blocks/setup-channel/fund-atm/test-* commands that drove it) was
  # removed 2026-10-09. Development runs against LNbits: FakeWallet needs
  # nothing; bohm's native instance answers on :5001; the shared regtest
  # stack lives at ~/dev/local/docker/regtest (not in this repo).

  scripts = {
    dev.exec = "pnpm turbo dev";
    build.exec = "pnpm turbo build";
    test.exec = "pnpm turbo test";
    lint.exec = "pnpm turbo lint";

    # Test the dev relay connection
    relay-test.exec = ''
      echo "Testing Nostr relay connection to $NOSTR_RELAY_URL ..."
      echo '["REQ", "test", {"kinds": [0], "limit": 1}]' | websocat "$NOSTR_RELAY_URL"
    '';
  };

  enterShell = ''
    echo ""
    echo "  ⚡ bitSpire - Nostr-Native Lightning ATM"
    echo "  ─────────────────────────────────────────────"
    echo "  Node.js: $(node --version)"
    echo "  Rust:    $(rustc --version | cut -d' ' -f2)"
    echo "  pnpm:    $(pnpm --version)"
    echo ""
    echo "  Development:"
    echo "    dev           Start development servers"
    echo "    build         Build all packages"
    echo "    test          Run tests"
    echo "    lint          Lint all packages"
    echo "    relay-test    Test the dev relay ($NOSTR_RELAY_URL)"
    echo ""
  '';
}