name: Release

on:
  workflow_dispatch:

permissions:
  contents: write # to create releases, tags and upload assets
  pull-requests: read # to read pull request titles and labels for changelog
  id-token: write # to sign the release

jobs:
  goreleaser:
    runs-on: macos-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v7
        with:
          fetch-depth: 0

      - name: Set up Go
        uses: actions/setup-go@v6
        with:
          go-version: "1.26.4"

      - name: Set up Zig
        uses: goto-bus-stop/setup-zig@v2

      - name: Bump version and push tag
        id: tag_version
        uses: mathieudutour/github-tag-action@v6.2
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}

      - name: Fetch the new tag
        run: git fetch --tags
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Set up libpcsclite for Linux cross-compilation
        run: |
          PCSC_DIR="$RUNNER_TEMP/pcsclite"
          mkdir -p "$PCSC_DIR/include" "$PCSC_DIR/lib/pkgconfig"

          # Download pcsc-lite headers from upstream
          PCSC_URL="https://raw.githubusercontent.com/LudovicRousseau/PCSC/master/src/PCSC"
          for header in winscard.h wintypes.h; do
            curl -fsSL "$PCSC_URL/$header" -o "$PCSC_DIR/include/$header"
          done
          # pcsclite.h is generated from pcsclite.h.in — download and substitute the version placeholder
          curl -fsSL "$PCSC_URL/pcsclite.h.in" -o "$PCSC_DIR/include/pcsclite.h"
          sed -i '' 's/@VERSION@/1.9.0/' "$PCSC_DIR/include/pcsclite.h"

          # Build stub library — the real libpcsclite is loaded at runtime on the user's system,
          # but the linker needs symbols to resolve during cross-compilation.
          cat > "$RUNNER_TEMP/pcsclite_stub.c" << 'STUB'
          #include <stddef.h>
          typedef long LONG;
          typedef unsigned long DWORD;
          typedef void *LPCVOID;
          typedef char *LPSTR;
          typedef const char *LPCSTR;
          typedef unsigned char *LPBYTE;
          typedef unsigned char BYTE;
          typedef LONG SCARDCONTEXT;
          typedef LONG SCARDHANDLE;
          typedef struct { DWORD dwProtocol; DWORD cbPciLength; } SCARD_IO_REQUEST;
          typedef struct { LPCSTR szReader; DWORD dwCurrentState; DWORD dwEventState; DWORD cbAtr; unsigned char rgbAtr[36]; void *pvUserData; } SCARD_READERSTATE;
          LONG SCardEstablishContext(DWORD s, LPCVOID r1, LPCVOID r2, SCARDCONTEXT *c) { return 0; }
          LONG SCardReleaseContext(SCARDCONTEXT c) { return 0; }
          LONG SCardIsValidContext(SCARDCONTEXT c) { return 0; }
          LONG SCardCancel(SCARDCONTEXT c) { return 0; }
          LONG SCardConnect(SCARDCONTEXT c, LPCSTR r, DWORD s, DWORD p, SCARDHANDLE *h, DWORD *ap) { return 0; }
          LONG SCardReconnect(SCARDHANDLE h, DWORD s, DWORD p, DWORD d, DWORD *ap) { return 0; }
          LONG SCardDisconnect(SCARDHANDLE h, DWORD d) { return 0; }
          LONG SCardBeginTransaction(SCARDHANDLE h) { return 0; }
          LONG SCardEndTransaction(SCARDHANDLE h, DWORD d) { return 0; }
          LONG SCardStatus(SCARDHANDLE h, LPSTR r, DWORD *rl, DWORD *s, DWORD *p, LPBYTE a, DWORD *al) { return 0; }
          LONG SCardTransmit(SCARDHANDLE h, const SCARD_IO_REQUEST *si, const BYTE *s, DWORD sl, SCARD_IO_REQUEST *ri, BYTE *r, DWORD *rl) { return 0; }
          LONG SCardControl(SCARDHANDLE h, DWORD c, LPCVOID i, DWORD il, void *o, DWORD ol, DWORD *br) { return 0; }
          LONG SCardGetAttrib(SCARDHANDLE h, DWORD a, LPBYTE b, DWORD *bl) { return 0; }
          LONG SCardSetAttrib(SCARDHANDLE h, DWORD a, const BYTE *b, DWORD bl) { return 0; }
          LONG SCardListReaders(SCARDCONTEXT c, LPCSTR g, LPSTR r, DWORD *rl) { return 0; }
          LONG SCardListReaderGroups(SCARDCONTEXT c, LPSTR g, DWORD *gl) { return 0; }
          LONG SCardGetStatusChange(SCARDCONTEXT c, DWORD t, SCARD_READERSTATE *s, DWORD n) { return 0; }
          LONG SCardFreeMemory(SCARDCONTEXT c, LPCVOID m) { return 0; }
          const char *pcsc_stringify_error(LONG e) { return "stub"; }
          STUB

          zig cc -c -target x86_64-linux-musl -o "$RUNNER_TEMP/pcsclite_stub_amd64.o" "$RUNNER_TEMP/pcsclite_stub.c"
          zig cc -c -target aarch64-linux-musl -o "$RUNNER_TEMP/pcsclite_stub_arm64.o" "$RUNNER_TEMP/pcsclite_stub.c"

          mkdir -p "$PCSC_DIR/lib/amd64" "$PCSC_DIR/lib/arm64"
          ar rcs "$PCSC_DIR/lib/amd64/libpcsclite.a" "$RUNNER_TEMP/pcsclite_stub_amd64.o"
          ar rcs "$PCSC_DIR/lib/arm64/libpcsclite.a" "$RUNNER_TEMP/pcsclite_stub_arm64.o"

          # Create pkg-config file
          cat > "$PCSC_DIR/lib/pkgconfig/libpcsclite.pc" << EOF
          Name: libpcsclite
          Description: PC/SC Lite
          Version: 1.9.0
          Cflags: -I$PCSC_DIR/include
          Libs: -L$PCSC_DIR/lib/amd64 -lpcsclite
          EOF

          echo "PKG_CONFIG_PATH=$PCSC_DIR/lib/pkgconfig" >> $GITHUB_ENV
          echo "PCSC_DIR=$PCSC_DIR" >> $GITHUB_ENV

      - name: Get macOS SDK path
        id: macos_sdk
        run: echo "path=$(xcrun --show-sdk-path)" >> $GITHUB_OUTPUT

      - name: Run GoReleaser
        if: steps.tag_version.outputs.new_tag
        uses: goreleaser/goreleaser-action@v7
        with:
          version: latest
          args: release --clean
        env:
          SDK_PATH: ${{ steps.macos_sdk.outputs.path }}
          GITHUB_TOKEN: ${{ secrets.HOMEBREW_TAP_GITHUB_TOKEN }}
          HOMEBREW_TAP_GITHUB_TOKEN: ${{ secrets.HOMEBREW_TAP_GITHUB_TOKEN }}

  snapcraft:
    runs-on: ${{ matrix.runner }}
    needs: goreleaser
    strategy:
      matrix:
        include:
          - arch: amd64
            runner: ubuntu-latest
          - arch: arm64
            runner: ubuntu-24.04-arm
    steps:
      - name: Checkout
        uses: actions/checkout@v7
        with:
          fetch-depth: 0

      - name: Install Snapcraft and LXD
        run: |
          sudo snap install snapcraft --classic
          sudo snap install lxd
          sudo lxd init --auto
          sudo iptables -P FORWARD ACCEPT
          sudo usermod -aG lxd $USER

      - name: Build snap
        run: sg lxd -c 'snapcraft pack --use-lxd --build-for=${{ matrix.arch }}'

      - name: Upload snap
        env:
          SNAPCRAFT_STORE_CREDENTIALS: ${{ secrets.SNAPCRAFT_STORE_CREDENTIALS }}
        run: snapcraft upload --release=stable *.snap
