name: JSON Data Validation

on:
  pull_request_target:
    types: [opened, synchronize, reopened, edited]
    branches:
      - main
    paths:
      - 'repo/pathing/**/*.json'
  workflow_dispatch:
    inputs:
      path:
        description: '要验证的路径'
        required: true
        default: 'repo/pathing'
        type: string
      auto_fix:
        description: '是否自动修复问题'
        required: false
        default: true
        type: boolean
      pr_number:
        description: '关联的 PR 号'
        required: false
        type: string

jobs:
  validate-json:
    runs-on: ubuntu-latest
    permissions:
      contents: write
      pull-requests: write
    
    steps:
      - name: Set environment variables based on trigger type
        id: set_env
        run: |
          # 根据触发类型设置环境变量
          if [ "${{ github.event_name }}" = "pull_request_target" ]; then
            echo "触发类型: PR触发"
            echo "trigger_type=pr" >> $GITHUB_OUTPUT
            echo "validate_path=pr_files" >> $GITHUB_OUTPUT
            echo "auto_fix=true" >> $GITHUB_OUTPUT
            echo "pr_number=${{ github.event.pull_request.number }}" >> $GITHUB_OUTPUT
            echo "head_ref=${{ github.event.pull_request.head.ref }}" >> $GITHUB_OUTPUT
            echo "head_repo=${{ github.event.pull_request.head.repo.full_name }}" >> $GITHUB_OUTPUT
            echo "base_ref=${{ github.event.pull_request.base.ref }}" >> $GITHUB_OUTPUT
            echo "base_sha=${{ github.event.pull_request.base.sha }}" >> $GITHUB_OUTPUT
          else
            echo "触发类型: 手动触发"
            echo "trigger_type=manual" >> $GITHUB_OUTPUT
            echo "validate_path=${{ github.event.inputs.path }}" >> $GITHUB_OUTPUT
            echo "auto_fix=${{ github.event.inputs.auto_fix }}" >> $GITHUB_OUTPUT
            echo "pr_number=${{ github.event.inputs.pr_number }}" >> $GITHUB_OUTPUT
            echo "head_ref=" >> $GITHUB_OUTPUT
            echo "head_repo=" >> $GITHUB_OUTPUT
            echo "base_ref=main" >> $GITHUB_OUTPUT
            echo "base_sha=" >> $GITHUB_OUTPUT
          fi

      - name: Checkout code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
          ref: ${{ github.event.pull_request.head.sha || github.sha }}
          token: ${{ secrets.GITHUB_TOKEN }}
          repository: ${{ github.event.pull_request.head.repo.full_name || github.repository }}

      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: '3.10'

      - name: Install dependencies
        run: |
          pip install packaging semver

      - name: Debug file structure
        run: |
          echo "触发类型: ${{ steps.set_env.outputs.trigger_type }}"
          echo "验证路径: ${{ steps.set_env.outputs.validate_path }}"
          echo "自动修复: ${{ steps.set_env.outputs.auto_fix }}"
          echo "PR号: ${{ steps.set_env.outputs.pr_number }}"
          echo "Current directory: $(pwd)"
          echo "List files in root:"
          ls -la
          echo "List files in build directory (if exists):"
          if [ -d "build" ]; then
            ls -la build/
          else
            echo "build directory does not exist"
            mkdir -p build
          fi

      - name: Setup Git and repositories
        run: |
          git config --global user.name "GitHub Actions Bot"
          git config --global user.email "actions@github.com"
          # 设置Git处理中文等特殊字符
          git config --global core.quotepath false
          
          # 确保远程仓库设置正确
          echo "当前远程仓库配置:"
          git remote -v
          
          # 设置变量
          MAIN_REPO="${{ github.repository }}"
          PR_REPO="${{ github.event.pull_request.head.repo.full_name || github.repository }}"
          
          # 设置上游仓库(upstream)指向主仓库
          UPSTREAM_REPO="https://github.com/${MAIN_REPO}.git"
          echo "设置upstream指向主仓库: $UPSTREAM_REPO"
          git remote remove upstream 2>/dev/null || true
          git remote add upstream $UPSTREAM_REPO
          
          # 确保origin指向PR的fork仓库
          if [ "$PR_REPO" != "$MAIN_REPO" ] && [ "${{ steps.set_env.outputs.trigger_type }}" = "pr" ]; then
            ORIGIN_REPO="https://github.com/${PR_REPO}.git"
            echo "PR来自fork仓库，设置origin指向: $ORIGIN_REPO"
          else
            ORIGIN_REPO=$UPSTREAM_REPO
            echo "PR来自同一仓库或非PR触发，origin与upstream相同: $ORIGIN_REPO"
          fi
          
          git remote set-url origin $ORIGIN_REPO 2>/dev/null || git remote add origin $ORIGIN_REPO
          
          # 获取最新的主仓库和分支
          echo "获取远程分支信息"
          git fetch upstream
          git fetch origin
          
          # 显示远程仓库配置
          echo "更新后的远程仓库配置:"
          git remote -v
          
          # 检查是否处于PR环境并切换到正确的分支
          if [ "${{ steps.set_env.outputs.trigger_type }}" = "pr" ] && [ -n "${{ steps.set_env.outputs.head_ref }}" ]; then
            echo "检测到PR，切换到PR分支: ${{ steps.set_env.outputs.head_ref }}"
            if [ "$PR_REPO" != "$MAIN_REPO" ]; then
              # fork仓库的PR，需要先创建本地分支追踪fork的远程分支
              git checkout -b "${{ steps.set_env.outputs.head_ref }}" --track "origin/${{ steps.set_env.outputs.head_ref }}" || \
              git checkout -b "${{ steps.set_env.outputs.head_ref }}" --no-track && \
              git push --set-upstream origin "${{ steps.set_env.outputs.head_ref }}"
            else
              # 同一仓库的PR
              git checkout "${{ steps.set_env.outputs.head_ref }}" || git checkout -b "${{ steps.set_env.outputs.head_ref }}"
            fi
          elif [ -n "${{ github.ref_name }}" ]; then
            echo "切换到分支: ${{ github.ref_name }}"
            if [[ "${{ github.ref_name }}" == "main" ]]; then
              # main分支需要明确指定
              git checkout upstream/main -b main
            else
              git checkout "${{ github.ref_name }}" || git checkout -b "${{ github.ref_name }}"
            fi
          else
            echo "创建临时分支"
            git checkout -b temp-validation-branch
          fi

      - name: Prepare validation script
        run: |
          # 检查build目录和validate.py文件是否存在
          mkdir -p build
          if [ ! -f "build/validate.py" ]; then
            echo "build/validate.py不存在，跳过获取步骤"
          else
            echo "build/validate.py已存在，检查文件头部"
            head -n 5 build/validate.py
          fi

      - name: Get PR information for workflow_dispatch
        if: ${{ steps.set_env.outputs.trigger_type == 'manual' && steps.set_env.outputs.pr_number != '' }}
        id: pr_info
        uses: actions/github-script@v6
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          script: |
            try {
              const pr = await github.rest.pulls.get({
                owner: context.repo.owner,
                repo: context.repo.repo,
                pull_number: parseInt(${{ steps.set_env.outputs.pr_number }})
              });
              
              core.setOutput('head_sha', pr.data.head.sha);
              core.setOutput('head_ref', pr.data.head.ref);
              core.setOutput('head_repo', pr.data.head.repo.full_name);
              core.setOutput('found', 'true');
              
              console.log(`找到 PR #${{ steps.set_env.outputs.pr_number }}`);
              console.log(`Head SHA: ${pr.data.head.sha}`);
              console.log(`Head Ref: ${pr.data.head.ref}`);
              console.log(`Head Repo: ${pr.data.head.repo.full_name}`);
              
              // 如果找到PR，切换到PR分支
              const exec = require('child_process').execSync;
              if (pr.data.head.ref) {
                console.log(`切换到PR分支: ${pr.data.head.ref}`);
                exec(`git checkout ${pr.data.head.ref} || git checkout -b ${pr.data.head.ref}`);
              }
            } catch (error) {
              console.log(`获取 PR #${{ steps.set_env.outputs.pr_number }} 信息失败: ${error.message}`);
              core.setOutput('found', 'false');
            }

      - name: Get changed files for PR trigger
        id: changed_files
        if: ${{ steps.set_env.outputs.trigger_type == 'pr' }}
        run: |
          # 输出分支信息便于调试
          echo "当前分支: $(git branch --show-current)"
          echo "HEAD指向: $(git rev-parse HEAD)"
          echo "PR基础分支: ${{ steps.set_env.outputs.base_ref }}"
          
          # 确保有upstream/main分支
          git fetch upstream main
          echo "Upstream/main SHA: $(git rev-parse upstream/main)"
          
          # 创建临时变量来存储修改的文件列表
          CHANGED_FILES=""
          
          # 方法1：尝试使用git diff检测变化
          echo "检测方法1: 使用git diff检测"
          FILES_METHOD_1=$(git diff --name-only upstream/main HEAD | grep -E '^repo/pathing/.*\.json$' || true)
          if [ -n "$FILES_METHOD_1" ]; then
            echo "方法1找到的JSON文件:"
            echo "$FILES_METHOD_1"
            CHANGED_FILES="$FILES_METHOD_1"
          else
            echo "方法1未找到修改的JSON文件"
          fi
          
          # 方法2：如果方法1失败，尝试直接查询PR API获取修改的文件
          if [ -z "$CHANGED_FILES" ] && [ -n "${{ steps.set_env.outputs.pr_number }}" ]; then
            echo "检测方法2: 使用GitHub API检测"
            PR_FILES=$(curl -s -H "Authorization: token ${{ secrets.GITHUB_TOKEN }}" \
                        "https://api.github.com/repos/${{ github.repository }}/pulls/${{ steps.set_env.outputs.pr_number }}/files" | \
                      jq -r '.[] | select(.filename | test("^repo/pathing/.*\\.json$")) | .filename')
            
            if [ -n "$PR_FILES" ]; then
              echo "方法2找到的JSON文件:"
              echo "$PR_FILES"
              CHANGED_FILES="$PR_FILES"
            else
              echo "方法2未找到修改的JSON文件"
            fi
          fi
          
          # 方法3：如果前两种方法都失败，列出所有repo/pathing中的JSON文件，但限制在最近修改的
          if [ -z "$CHANGED_FILES" ]; then
            echo "检测方法3: 列出最近修改的JSON文件"
            # 列出过去5次提交中修改的JSON文件
            RECENT_FILES=$(git log -n 5 --name-only --pretty=format: | grep -E '^repo/pathing/.*\.json$' | sort -u || true)
            
            if [ -n "$RECENT_FILES" ]; then
              echo "最近修改的JSON文件:"
              echo "$RECENT_FILES"
              CHANGED_FILES="$RECENT_FILES"
              echo "⚠️ 警告: 使用最近修改的文件作为回退方案"
            else
              echo "方法3未找到最近修改的JSON文件"
            fi
          fi
          
          # 最后回退方案：直接指定验证目录
          if [ -z "$CHANGED_FILES" ]; then
            echo "⚠️ 警告: 所有方法均未检测到修改的JSON文件，将验证整个repo/pathing目录"
            CHANGED_FILES="repo/pathing"
          fi
          
          # 输出结果
          echo "最终找到的修改文件:"
          echo "$CHANGED_FILES"
          # 使用base64编码保存文件列表，避免特殊字符问题
          echo "changed_files=$(echo "$CHANGED_FILES" | base64 -w 0)" >> $GITHUB_OUTPUT

      - name: Run validation for PR trigger
        if: ${{ steps.set_env.outputs.trigger_type == 'pr' }}
        env:
          GITHUB_ACTOR: ${{ github.actor }}
          PR_NUMBER: ${{ steps.set_env.outputs.pr_number }}
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          HEAD_REF: ${{ steps.set_env.outputs.head_ref }}
          PR_REPO: ${{ steps.set_env.outputs.head_repo || github.repository }}
          CHANGED_FILES_B64: ${{ steps.changed_files.outputs.changed_files }}
        run: |
          # 使用base64解码文件列表
          CHANGED_FILES=$(echo "$CHANGED_FILES_B64" | base64 --decode)
          
          echo "PR 触发模式，验证修改的 JSON 文件"
          if [ -z "$CHANGED_FILES" ]; then
            echo "没有找到修改的 JSON 文件，跳过验证"
            exit 0
          fi
          
          # 检查Python解释器编码设置
          echo "Python编码设置:"
          python -c "import sys; print(sys.getdefaultencoding())"
          
          # 检查CHANGED_FILES是否包含整个目录
          if [ "$CHANGED_FILES" = "repo/pathing" ]; then
            echo "验证整个目录: repo/pathing"
            python build/validate.py "repo/pathing" --fix
          else
            # 创建一个临时文件来存储文件列表
            echo "$CHANGED_FILES" > temp_file_list.txt
            # 单独验证每个修改的文件，使用while读取避免文件名中的空格和特殊字符问题
            while IFS= read -r file; do
              echo "验证文件: $file"
              if [ -f "$file" ]; then
                python build/validate.py "$file" --fix
              else
                echo "警告: 文件不存在 - $file"
              fi
            done < temp_file_list.txt
            rm temp_file_list.txt
          fi
          
          # 检查是否有文件被修改
          if [ -n "$(git status --porcelain)" ]; then
            echo "发现修改，提交更改"
            git add .
            git commit -m "自动修复 JSON 格式和版本号 [ci skip]"
            
            # 确定当前分支
            CURRENT_BRANCH=$(git rev-parse --abbrev-ref HEAD)
            echo "当前分支: ${CURRENT_BRANCH}"
            
            if [ "$CURRENT_BRANCH" = "HEAD" ]; then
              # 如果在detached HEAD状态，使用正确的方式推送
              if [ -n "${HEAD_REF}" ]; then
                echo "在detached HEAD状态，使用HEAD_REF推送: ${HEAD_REF}"
                git push origin HEAD:${HEAD_REF}
              else
                echo "无法确定目标分支，跳过推送"
              fi
            else
              # 常规推送
              echo "推送到分支: ${CURRENT_BRANCH}"
              git push origin ${CURRENT_BRANCH}
            fi
          else
            echo "没有文件被修改，无需提交"
          fi

      - name: Run validation for manual trigger
        if: ${{ steps.set_env.outputs.trigger_type == 'manual' }}
        env:
          GITHUB_ACTOR: ${{ github.actor }}
          PR_NUMBER: ${{ steps.set_env.outputs.pr_number }}
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          HEAD_REF: ${{ steps.pr_info.outputs.head_ref || '' }}
          PR_REPO: ${{ steps.pr_info.outputs.head_repo || github.repository }}
          VALIDATE_PATH: ${{ steps.set_env.outputs.validate_path }}
          AUTO_FIX: ${{ steps.set_env.outputs.auto_fix }}
        run: |
          echo "手动触发模式，验证路径: ${VALIDATE_PATH}"
          # 使用引号包裹路径，处理特殊字符
          python build/validate.py "${VALIDATE_PATH}" $([[ "${AUTO_FIX}" == "true" ]] && echo "--fix")
          
          # 检查是否有文件被修改
          if [ -n "$(git status --porcelain)" ]; then
            echo "发现修改，提交更改"
            git add .
            git commit -m "自动修复 JSON 格式和版本号 [ci skip]"
            
            # 如果关联了PR，尝试提交更改到PR
            if [ -n "$PR_NUMBER" ] && [ -n "$HEAD_REF" ]; then
              echo "提交更改到PR: #$PR_NUMBER"
              
              # 确定当前分支
              CURRENT_BRANCH=$(git rev-parse --abbrev-ref HEAD)
              echo "当前分支: ${CURRENT_BRANCH}"
              
              if [ "$CURRENT_BRANCH" = "HEAD" ]; then
                # 如果在detached HEAD状态，使用正确的方式推送
                echo "在detached HEAD状态，使用HEAD_REF推送: ${HEAD_REF}"
                git push origin HEAD:${HEAD_REF}
              else
                # 常规推送
                echo "推送到分支: ${CURRENT_BRANCH}"
                git push origin ${CURRENT_BRANCH}
              fi
            else
              # 未关联PR或无法确定分支，直接提交到main分支
              echo "未关联PR或无法确定分支，直接提交到main分支"
              
              # 保存修改的文件列表
              MODIFIED_FILES=$(git status --porcelain | grep -E "^ M|^M" | awk '{print $2}')
              echo "已修改的文件:"
              echo "$MODIFIED_FILES"
              
              # 将修改的文件保存到临时目录
              TEMP_DIR=$(mktemp -d)
              echo "创建临时目录: $TEMP_DIR"
              for file in $MODIFIED_FILES; do
                # 确保目标目录存在
                mkdir -p "$TEMP_DIR/$(dirname "$file")"
                # 复制修改后的文件到临时目录
                cp "$file" "$TEMP_DIR/$file"
                echo "已复制文件: $file"
              done
              
              # 切换到main分支
              git fetch upstream main
              git checkout -b temp-main upstream/main
              
              # 从临时目录复制修改后的文件到main分支
              for file in $MODIFIED_FILES; do
                # 确保目标目录存在
                mkdir -p "$(dirname "$file")"
                # 复制文件
                cp "$TEMP_DIR/$file" "$file"
                echo "已应用修改到main分支: $file"
              done
              
              # 提交并推送
              git add .
              git commit -m "自动修复 JSON 格式和版本号 [ci skip]"
              git push upstream temp-main:main
            fi
          else
            echo "没有文件被修改，无需提交"
          fi
          
      - name: Add PR comment
        if: ${{ (steps.set_env.outputs.trigger_type == 'pr') || (steps.set_env.outputs.trigger_type == 'manual' && steps.set_env.outputs.pr_number != '' && steps.pr_info.outputs.found == 'true') }}
        continue-on-error: true
        uses: actions/github-script@v6
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          script: |
            const fs = require('fs');
            const pr_number = ${{ steps.set_env.outputs.pr_number }};
            
            if (fs.existsSync('validation_notes.md')) {
              const message = fs.readFileSync('validation_notes.md', 'utf8');
              await github.rest.issues.createComment({
                issue_number: pr_number,
                owner: context.repo.owner,
                repo: context.repo.repo,
                body: message
              });
            } else {
              console.log("没有发现 validation_notes.md 文件");
              
              // 检查是否有文件被修改并提交
              const { execSync } = require('child_process');
              let commitMessage = '';
              
              try {
                const lastCommit = execSync('git log -1 --pretty=%B').toString().trim();
                if (lastCommit.includes('自动修复')) {
                  commitMessage = '✅ 校验完成并自动修复了一些问题。修改已提交到PR中。';
                } else {
                  commitMessage = '✅ 校验完成，没有发现需要修复的问题';
                }
              } catch (error) {
                commitMessage = '✅ 校验完成，没有发现需要修复的问题';
              }
              
              await github.rest.issues.createComment({
                issue_number: pr_number,
                owner: context.repo.owner,
                repo: context.repo.repo,
                body: commitMessage
              });
            }