ci.yml

name: CI

on:
  push:
    branches: [main]
  pull_request:
    branches: [main]

env:
  CARGO_TERM_COLOR: always

jobs:
  check:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@stable
        with:
          components: clippy, rustfmt
      - uses: Swatinem/rust-cache@v2
      - name: Format
        run: cargo fmt --all -- --check
      - name: Install system dependencies
        run: |
          sudo apt-get update
          sudo apt-get install -y fonts-noto-cjk libgtk-4-dev libadwaita-1-dev libcairo2-dev
      - name: Build
        run: cargo build --workspace
      - name: Clippy
        run: cargo clippy --workspace -- -D warnings
      - name: Test
        run: cargo test --workspace
      - name: Test release stack-safety boundary
        run: cargo test --release -p ratex-layout --test stack_safety
      - name: Test ratex-font-loader (all features)
        run: cargo test -p ratex-font-loader --all-features
      - name: Test ratex-pdf (all features, embed-fonts + CLI)
        run: cargo test -p ratex-pdf --all-features
      - name: Test ratex-svg (standalone + resvg golden)
        run: cargo test -p ratex-svg --features standalone
      - name: Clippy ratex-svg standalone
        run: cargo clippy -p ratex-svg --features standalone -- -D warnings
      - name: Check embed-fonts (crates.io–safe font paths)
        run: |
          cargo check -p ratex-font-loader --features embed-fonts
          cargo check -p ratex-svg --features standalone,embed-fonts
          cargo check -p ratex-render --features embed-fonts
      - name: Package ratex-katex-fonts (verify tarball includes fonts/)
        run: cargo package -p ratex-katex-fonts
      - name: Bench smoke (compile + run, no timing assertion)
        run: cargo test -p ratex-render --test bench_render --features embed-fonts -- --ignored --nocapture
        continue-on-error: true

  web-wasm-build:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-node@v4
        with:
          node-version: "20"
      - uses: dtolnay/rust-toolchain@stable
        with:
          targets: wasm32-unknown-unknown
      - uses: Swatinem/rust-cache@v2
      - name: Install wasm-pack
        run: curl https://rustwasm.github.io/wasm-pack/installer/init.sh -sSf | sh
      - name: Build and test ratex-wasm npm package (platforms/web)
        run: |
          cd platforms/web
          npm ci
          npm test

  gtk-gobject-smoke:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@stable
      - uses: Swatinem/rust-cache@v2
      - name: Install GTK/GI tooling
        run: |
          sudo apt-get update
          sudo apt-get install -y build-essential gobject-introspection libgirepository1.0-dev libgtk-4-dev libadwaita-1-dev libcairo2-dev python3-gi python3-gi-cairo valac xvfb
      - name: Build RatexGtk library and Rust demos
        run: cargo build -p ratex-gtk4 --lib --example formula_demo --example adw_formula_demo
      - name: Compile RatexGtk typelib
        run: g-ir-compiler platforms/gtk/gir/RatexGtk-1.0.gir -o target/debug/RatexGtk-1.0.typelib
      - name: Build C example
        run: |
          gcc platforms/gtk/examples/c/formula_demo.c \
            -o target/debug/ratex-gtk-c-demo \
            -Iplatforms/gtk/include/ratex-gtk-1.0 \
            -Ltarget/debug -lratex_gtk4 \
            $(pkg-config --cflags --libs gtk4) \
            -Wl,-rpath,$PWD/target/debug
          gcc platforms/gtk/examples/c/init_contract.c \
            -o target/debug/ratex-gtk-c-init-contract \
            -Iplatforms/gtk/include/ratex-gtk-1.0 \
            -Ltarget/debug -lratex_gtk4 \
            $(pkg-config --cflags --libs gtk4) \
            -Wl,-rpath,$PWD/target/debug
      - name: Validate GTK metadata consistency
        run: |
          nm -D --defined-only target/debug/libratex_gtk4.so | grep -q ' ratex_formula_get_type$'
          nm -D --defined-only target/debug/libratex_gtk4.so | grep -q ' ratex_formula_new$'
          grep -q 'RatexFormula \*ratex_formula_new(void);' platforms/gtk/include/ratex-gtk-1.0/ratex-gtk.h
          for property in latex display-mode font-size padding color font-dir error-message; do
            grep -q "property name=\"$property\"" platforms/gtk/gir/RatexGtk-1.0.gir
            grep -q "${property//-/_}" platforms/gtk/vapi/ratex-gtk-1.0.vapi
          done
      - name: Build Vala example
        run: |
          valac --vapidir=platforms/gtk/vapi \
            --pkg gtk4 --pkg ratex-gtk-1.0 \
            -X -Iplatforms/gtk/include/ratex-gtk-1.0 \
            -X -Ltarget/debug -X -lratex_gtk4 \
            -X -Wl,-rpath,$PWD/target/debug \
            platforms/gtk/examples/vala/formula_demo.vala \
            -o target/debug/ratex-gtk-vala-demo
      - name: Smoke examples under Xvfb
        run: |
          export LD_LIBRARY_PATH=$PWD/target/debug:${LD_LIBRARY_PATH:-}
          export GI_TYPELIB_PATH=$PWD/target/debug:${GI_TYPELIB_PATH:-}
          run_smoke() {
            set +e
            timeout 5s xvfb-run -a "$@"
            status=$?
            set -e
            if [ "$status" -ne 0 ] && [ "$status" -ne 124 ]; then
              return "$status"
            fi
          }
          run_smoke cargo run -p ratex-gtk4 --example formula_demo
          run_smoke cargo run -p ratex-gtk4 --example adw_formula_demo
          xvfb-run -a target/debug/ratex-gtk-c-init-contract
          run_smoke target/debug/ratex-gtk-c-demo
          run_smoke python3 platforms/gtk/examples/python/formula_demo.py
          run_smoke target/debug/ratex-gtk-vala-demo

  ios-swift-smoke:
    runs-on: macos-15
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@stable
      - uses: Swatinem/rust-cache@v2
      - name: Build ratex-ffi (release, host)
        run: cargo build --release -p ratex-ffi
      - name: Swift binding tests (macOS)
        run: LIBRARY_PATH=$(pwd)/target/release swift test --package-path platforms/ios/tests
      - name: Smoke executable (macOS)
        run: LIBRARY_PATH=$(pwd)/target/release swift run --package-path platforms/ios/tests ratex-smoke

  flutter-ios-linkage:
    runs-on: macos-15
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@stable
        with:
          targets: aarch64-apple-ios,aarch64-apple-ios-sim,x86_64-apple-ios
      - uses: Swatinem/rust-cache@v2
      - uses: subosito/flutter-action@v2
        with:
          channel: stable
          cache: true
      - name: Build iOS XCFramework
        run: bash platforms/ios/build-ios.sh
      - name: Verify Flutter CocoaPods and SwiftPM release linkage
        run: bash platforms/flutter/tool/verify-ios-integration.sh

  # Compiles the real SPM package's Swift wrapper (platforms/ios/Sources/Ratex/*.swift)
  # for macOS/AppKit through the published Package.swift + RaTeX.xcframework binary
  # target. The ios-swift-smoke job above only exercises a separate macOS-compatible
  # copy under platforms/ios/tests, so this job is what guards the NSView/AppKit code.
  macos-spm-build:
    runs-on: macos-15
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@stable
        with:
          targets: aarch64-apple-darwin,x86_64-apple-darwin
      - uses: Swatinem/rust-cache@v2
      - name: Build macOS XCFramework slice
        run: bash scripts/build-apple-xcframework.sh --macos
      - name: Verify macOS slice
        run: bash scripts/verify-xcframework-slices.sh platforms/ios/RaTeX.xcframework macos
      # `swift build` (not `run`) — the demo is a SwiftUI App and would block on a
      # GUI window in CI. Building is enough to compile every macOS code path.
      - name: Build macOS SPM demo (compiles Sources/Ratex for AppKit)
        run: swift build --package-path demo/spm-macos