name: "Claude Code Action Slim"
description: "Simplified Claude agent for Gitea PRs and issues. Runs Claude directly without base-action wrapper."
branding:
  icon: "at-sign"
  color: "orange"

inputs:
  trigger_phrase:
    description: "The trigger phrase to look for in comments or issue body"
    required: false
    default: "@claude"
  assignee_trigger:
    description: "The assignee username that triggers the action"
    required: false
  label_trigger:
    description: "The label that triggers the action"
    required: false
    default: "claude"
  branch_prefix:
    description: "The prefix to use for Claude branches"
    required: false
    default: "claude/"
  mode:
    description: "Execution mode: 'tag' (default) or 'agent'"
    required: false
    default: "tag"
  base_branch:
    description: "The branch to use as base when creating new branches"
    required: false

  # Claude Code configuration
  model:
    description: "Model to use"
    required: false
  allowed_tools:
    description: "Additional tools for Claude to use"
    required: false
    default: ""
  disallowed_tools:
    description: "Tools that Claude should never use"
    required: false
    default: ""
  custom_instructions:
    description: "Additional custom instructions for Claude"
    required: false
    default: ""
  direct_prompt:
    description: "Direct instruction for Claude (bypasses trigger detection)"
    required: false
    default: ""
  max_turns:
    description: "Maximum number of conversation turns"
    required: false
    default: ""
  timeout_minutes:
    description: "Timeout in minutes for execution"
    required: false
    default: "30"

  # Auth configuration
  anthropic_api_key:
    description: "Anthropic API key"
    required: false
  claude_code_oauth_token:
    description: "Claude Code OAuth token (alternative to anthropic_api_key)"
    required: false
    default: ""
  gitea_token:
    description: "Gitea token with repo and pull request permissions"
    required: false

  # Git configuration
  claude_git_name:
    description: "Git user.name for commits made by Claude"
    required: false
    default: "Claude"
  claude_git_email:
    description: "Git user.email for commits made by Claude"
    required: false
    default: "claude@anthropic.com"

outputs:
  execution_file:
    description: "Path to the Claude Code execution output file"
    value: ${{ steps.run-claude.outputs.execution_file }}
  conclusion:
    description: "Execution status ('success' or 'failure')"
    value: ${{ steps.run-claude.outputs.conclusion }}
  branch_name:
    description: "The branch created by Claude Code"
    value: ${{ steps.prepare.outputs.CLAUDE_BRANCH }}

runs:
  using: "composite"
  steps:
    # Step 1: Check if Bun is pre-installed (e.g., in custom container)
    - name: Check for pre-installed Bun
      id: check-bun
      shell: bash
      run: |
        if command -v bun &> /dev/null; then
          echo "bun_installed=true" >> $GITHUB_OUTPUT
          echo "Bun is already installed: $(bun --version)"
        else
          echo "bun_installed=false" >> $GITHUB_OUTPUT
          echo "Bun not found, will install"
        fi

    # Step 2: Install Bun only if not present
    - name: Install Bun
      if: steps.check-bun.outputs.bun_installed == 'false'
      uses: oven-sh/setup-bun@735343b667d3e6f658f44d0eca948eb6282f2b76
      with:
        bun-version: 1.2.11

    # Step 3: Install action dependencies
    - name: Install Dependencies
      shell: bash
      run: |
        cd ${{ github.action_path }}
        bun install

    # Step 4: Prepare action (check triggers, create comment, setup branch)
    - name: Prepare action
      id: prepare
      shell: bash
      run: |
        bun run ${{ github.action_path }}/src/entrypoints/prepare.ts
      env:
        MODE: ${{ inputs.mode }}
        TRIGGER_PHRASE: ${{ inputs.trigger_phrase }}
        ASSIGNEE_TRIGGER: ${{ inputs.assignee_trigger }}
        LABEL_TRIGGER: ${{ inputs.label_trigger }}
        BASE_BRANCH: ${{ inputs.base_branch }}
        BRANCH_PREFIX: ${{ inputs.branch_prefix }}
        ALLOWED_TOOLS: ${{ inputs.allowed_tools }}
        DISALLOWED_TOOLS: ${{ inputs.disallowed_tools }}
        CUSTOM_INSTRUCTIONS: ${{ inputs.custom_instructions }}
        DIRECT_PROMPT: ${{ inputs.direct_prompt }}
        OVERRIDE_GITHUB_TOKEN: ${{ inputs.gitea_token }}
        GITHUB_TOKEN: ${{ github.token }}
        GITHUB_RUN_ID: ${{ github.run_id }}
        GITEA_API_URL: ${{ env.GITHUB_SERVER_URL }}
        ANTHROPIC_API_KEY: ${{ inputs.anthropic_api_key }}

    # Step 5: Check if Claude is pre-installed
    - name: Check for pre-installed Claude
      id: check-claude
      if: steps.prepare.outputs.contains_trigger == 'true'
      shell: bash
      run: |
        if command -v claude &> /dev/null; then
          echo "claude_installed=true" >> $GITHUB_OUTPUT
          echo "Claude is already installed: $(claude --version)"
        else
          echo "claude_installed=false" >> $GITHUB_OUTPUT
          echo "Claude not found, will install"
        fi

    # Step 6: Install Claude Code only if not present
    - name: Install Claude Code
      if: steps.prepare.outputs.contains_trigger == 'true' && steps.check-claude.outputs.claude_installed == 'false'
      shell: bash
      run: |
        echo "Installing Claude Code..."
        npm install -g @anthropic-ai/claude-code@latest

    # Step 7: Run Claude Code directly (no base-action wrapper)
    - name: Run Claude Code
      id: run-claude
      if: steps.prepare.outputs.contains_trigger == 'true'
      shell: bash
      run: |
        bun run ${{ github.action_path }}/src/entrypoints/run-claude.ts
      env:
        # Prompt configuration
        PROMPT_FILE: ${{ runner.temp }}/claude-prompts/claude-prompt.txt
        ALLOWED_TOOLS: ${{ env.ALLOWED_TOOLS }}
        DISALLOWED_TOOLS: ${{ env.DISALLOWED_TOOLS }}
        MAX_TURNS: ${{ inputs.max_turns }}
        TIMEOUT_MINUTES: ${{ inputs.timeout_minutes }}

        # Model configuration
        ANTHROPIC_MODEL: ${{ inputs.model }}
        MCP_CONFIG: ${{ steps.prepare.outputs.mcp_config }}

        # Auth
        ANTHROPIC_API_KEY: ${{ inputs.anthropic_api_key || env.ANTHROPIC_API_KEY }}
        CLAUDE_CODE_OAUTH_TOKEN: ${{ inputs.claude_code_oauth_token || env.CLAUDE_CODE_OAUTH_TOKEN }}

        # GitHub/Gitea
        GITHUB_TOKEN: ${{ steps.prepare.outputs.GITHUB_TOKEN }}
        GITEA_API_URL: ${{ env.GITHUB_SERVER_URL }}

        # Git configuration
        CLAUDE_GIT_NAME: ${{ inputs.claude_git_name }}
        CLAUDE_GIT_EMAIL: ${{ inputs.claude_git_email }}

    # Step 8: Update comment with job link
    - name: Update comment with job link
      if: steps.prepare.outputs.contains_trigger == 'true' && steps.prepare.outputs.claude_comment_id && always()
      shell: bash
      run: |
        bun run ${{ github.action_path }}/src/entrypoints/update-comment-link.ts
      env:
        REPOSITORY: ${{ github.repository }}
        PR_NUMBER: ${{ github.event.issue.number || github.event.pull_request.number }}
        CLAUDE_COMMENT_ID: ${{ steps.prepare.outputs.claude_comment_id }}
        GITHUB_RUN_ID: ${{ github.run_id }}
        GITHUB_TOKEN: ${{ steps.prepare.outputs.GITHUB_TOKEN }}
        GITHUB_EVENT_NAME: ${{ github.event_name }}
        TRIGGER_COMMENT_ID: ${{ github.event.comment.id }}
        CLAUDE_BRANCH: ${{ steps.prepare.outputs.CLAUDE_BRANCH }}
        IS_PR: ${{ github.event.issue.pull_request != null || github.event_name == 'pull_request_review_comment' }}
        BASE_BRANCH: ${{ steps.prepare.outputs.BASE_BRANCH }}
        CLAUDE_SUCCESS: ${{ steps.run-claude.outputs.conclusion == 'success' }}
        OUTPUT_FILE: ${{ steps.run-claude.outputs.execution_file || '' }}
        TRIGGER_USERNAME: ${{ github.event.comment.user.login || github.event.issue.user.login || github.event.pull_request.user.login || github.event.sender.login || github.triggering_actor || github.actor || '' }}
        PREPARE_SUCCESS: ${{ steps.prepare.outcome == 'success' }}
        PREPARE_ERROR: ${{ steps.prepare.outputs.prepare_error || '' }}
        GITEA_API_URL: ${{ env.GITHUB_SERVER_URL }}