action.yml

name: setup-openapi
description: Set up GitHub Actions workflow with OpenAPI Generator CLI
author: remarkablemark

inputs:
  version:
    description: OpenAPI Generator CLI version
    default: 7.23.0
  name:
    description: OpenAPI Generator CLI name
    default: openapi-generator-cli

runs:
  using: composite
  steps:
    - name: Setup Java
      uses: actions/setup-java@0f481fcb613427c0f801b606911222b5b6f3083a # v5.5.0
      with:
        distribution: temurin
        java-version: 21

    - name: Set OpenAPI Generator CLI paths
      id: path
      shell: bash
      run: |
        INSTALL_DIR="${{ runner.tool_cache }}/openapi-generator-cli/$VERSION"
        mkdir -p "$INSTALL_DIR"

        echo "INSTALL_DIR=$INSTALL_DIR" >> "$GITHUB_OUTPUT"
        echo "JAR_PATH=$INSTALL_DIR/openapi-generator-cli-$VERSION.jar" >> "$GITHUB_OUTPUT"
      env:
        VERSION: ${{ inputs.version }}

    - name: Cache OpenAPI Generator CLI
      uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
      with:
        path: ${{ steps.path.outputs.INSTALL_DIR }}
        key: openapi-generator-cli-${{ runner.os }}-${{ inputs.version }}

    - name: Download OpenAPI Generator CLI
      shell: bash
      run: |
        if [[ ! -f "$JAR_PATH" ]]; then
          curl --silent --show-error --fail --location \
            "https://repo.maven.apache.org/maven2/org/openapitools/openapi-generator-cli/$VERSION/openapi-generator-cli-$VERSION.jar" \
            --output "$JAR_PATH"
        fi
      env:
        INSTALL_DIR: ${{ steps.path.outputs.INSTALL_DIR }}
        JAR_PATH: ${{ steps.path.outputs.JAR_PATH }}
        VERSION: ${{ inputs.version }}

    - name: Install OpenAPI Generator CLI
      shell: bash
      run: |
        BIN_DIR="$RUNNER_TEMP/openapi-generator-cli-bin"
        mkdir -p "$BIN_DIR"

        cat > "$BIN_DIR/$NAME" <<EOF
        #!/usr/bin/env bash
        exec java -jar "$JAR_PATH" "\$@"
        EOF
        chmod +x "$BIN_DIR/$NAME"

        cat > "$BIN_DIR/$NAME.cmd" <<EOF
        @echo off
        java -jar "$JAR_PATH" %*
        EOF

        echo "$BIN_DIR" >> "$GITHUB_PATH"
      env:
        JAR_PATH: ${{ steps.path.outputs.JAR_PATH }}
        NAME: ${{ inputs.name }}

branding:
  icon: check-circle
  color: green