/**
 * 消息区域模块
 * 功能：消息区域入口，整合样式和脚本
 * 依赖：messageStyles, toolHelpers, textFormatter, questionHandler, messageRenderer
 * 使用场景：webview 内容生成
 */

import {
  collapseIconSvg,
  fileWriteIconSvg,
  fileReadIconSvg,
  fileDeleteIconSvg,
  syntaxCheckIconSvg,
  SearchCode,
  saveKnowledgeIconSvg,
  simulationIconSvg,
  waveformIconSvg,
  knowledgeLoadIconSvg,
  stateTransitionIconSvg,
  userQuestionIconSvg,
  updateStageIconSvg,
  successIconSvg,
} from "../constants/toolIcons";
import { getMessageAreaStyles } from "./messageStyles";
import { getQuestionHandlerScript } from "./questionHandler";
import { getMessageRendererScript } from "./messageRenderer";
import { getSegmentRendererScript } from "./segmentRenderer";

export function getMessageAreaContent(): string {
  return `<div id="messages" class="messages"></div>`;
}

export { getMessageAreaStyles };

export function getMessageAreaScript(): string {
  return `
    const collapseIconSvg = \`${collapseIconSvg}\`;
    const fileWriteIconSvg = \`${fileWriteIconSvg}\`;
    const fileReadIconSvg = \`${fileReadIconSvg}\`;
    const fileDeleteIconSvg = \`${fileDeleteIconSvg}\`;
    const syntaxCheckIconSvg = \`${syntaxCheckIconSvg}\`;
    const searchCodeIconSvg = \`${SearchCode}\`;
    const saveKnowledgeIconSvg = \`${saveKnowledgeIconSvg}\`;
    const simulationIconSvg = \`${simulationIconSvg}\`;
    const waveformIconSvg = \`${waveformIconSvg}\`;
    const knowledgeLoadIconSvg = \`${knowledgeLoadIconSvg}\`;
    const stateTransitionIconSvg = \`${stateTransitionIconSvg}\`;
    const userQuestionIconSvg = \`${userQuestionIconSvg}\`;
    const updateStageIconSvg = \`${updateStageIconSvg}\`;
    const successIconSvg = \`${successIconSvg}\`;

    function getToolIcon(toolName) {
      const iconMap = {
        'file_read': fileReadIconSvg,
        'file_write': fileWriteIconSvg,
        'file_delete': fileDeleteIconSvg,
        'file_list': searchCodeIconSvg,
        'syntax_check': syntaxCheckIconSvg,
        'simulation': simulationIconSvg,
        'waveform_summary': waveformIconSvg,
        'knowledge_save': saveKnowledgeIconSvg,
        'knowledge_load': knowledgeLoadIconSvg,
        'queryKnowledgeSummary': knowledgeLoadIconSvg,
        'queryRules': knowledgeLoadIconSvg,
        'setModule': fileWriteIconSvg,
        'addSignal': fileWriteIconSvg,
        'addSignalExample': fileWriteIconSvg,
        'validateKnowledgeGraph': syntaxCheckIconSvg,
        'querySignals': searchCodeIconSvg,
        'addPlan': fileWriteIconSvg,
        'addEdge': fileWriteIconSvg,
        'showPlan': searchCodeIconSvg,
        'addRule': fileWriteIconSvg,
        'updateNode': fileWriteIconSvg,
        'addStateTransition': stateTransitionIconSvg,
        'askUser': userQuestionIconSvg,
        'updatePhase': updateStageIconSvg,
        'iverilog': successIconSvg,
      };
      return iconMap[toolName] || '';
    }

    function getToolDisplayName(toolName) {
      const toolNameMap = {
        'file_read': '已完成文件读取',
        'file_write': '已完成文件写入',
        'file_delete': '已完成文件删除',
        'file_list': '已检索代码文件',
        'syntax_check': '已完成语法检查',
        'simulation': '已完成仿真',
        'waveform_summary': '已完成波形分析',
        'knowledge_save': '已保存知识库',
        'knowledge_load': '已加载知识库',
        'queryKnowledgeSummary': '已查询知识摘要',
        'queryRules': '已查询规则',
        'setModule': '已设置模块',
        'addSignal': '信号分析完成',
        'addSignalExample': '信号示例处理完成',
        'validateKnowledgeGraph': '已验证知识图谱',
        'querySignals': '已查询信号',
        'addPlan': '已添加计划',
        'addEdge': '已添加边',
        'showPlan': '已显示计划',
        'addRule': '已添加规则',
        'updateNode': '已更新节点',
        'addStateTransition': '已添加状态转换',
        'spawnExplorer': '代码探索',
        'spawnDebugger': '波形调试',
        'askUser': '用户提问',
        'updatePhase': '已更新阶段',
        'iverilog': '已完成编译',
      };
      return toolNameMap[toolName] || toolName;
    }

    function parseMultiVcdPaths(toolResult) {
      if (!toolResult) return [];
      const result = String(toolResult);
      const vcdListMatch = result.match(/VCD 文件列表:[\\s\\S]*?(?=\\n\\n|$)/);
      if (!vcdListMatch) return [];
      const paths = [];
      const lineRegex = /- (\\w+): ([^\\n]+)/g;
      let match;
      while ((match = lineRegex.exec(vcdListMatch[0])) !== null) {
        const name = match[1];
        const pathOrError = match[2].trim();
        if (!pathOrError.startsWith('失败')) {
          paths.push({ name: name + '.vcd', path: pathOrError });
        }
      }
      return paths;
    }

    function formatText(text) {
      if (!text) return '';
      let html = text;
      const codeBlocks = [];
      html = html.replace(/\`\`\`(\\w+)?\\n([\\s\\S]*?)\`\`\`/g, function(match, lang, code) {
        const language = lang || 'plaintext';
        const escapedCode = code.trim()
          .replace(/&/g, '&amp;')
          .replace(/</g, '&lt;')
          .replace(/>/g, '&gt;');
        const placeholder = \`___CODE_BLOCK_\${codeBlocks.length}___\`;
        codeBlocks.push('<pre><code class="language-' + language + '">' + escapedCode + '</code></pre>');
        return placeholder;
      });
      const inlineCodes = [];
      html = html.replace(/\`([^\`]+)\`/g, function(match, code) {
        const escapedCode = code
          .replace(/&/g, '&amp;')
          .replace(/</g, '&lt;')
          .replace(/>/g, '&gt;');
        const placeholder = \`___INLINE_CODE_\${inlineCodes.length}___\`;
        inlineCodes.push('<code>' + escapedCode + '</code>');
        return placeholder;
      });
      html = html
        .replace(/&/g, '&amp;')
        .replace(/</g, '&lt;')
        .replace(/>/g, '&gt;');
      html = html.replace(/^### (.+)$/gm, '<h3>$1</h3>');
      html = html.replace(/^## (.+)$/gm, '<h2>$1</h2>');
      html = html.replace(/^# (.+)$/gm, '<h1>$1</h1>');
      html = html.replace(/\\*\\*(.+?)\\*\\*/g, '<strong>$1</strong>');
      html = html.replace(/\\*(.+?)\\*/g, '<em>$1</em>');
      html = html.replace(/^[\\-\\*] (.+)$/gm, '<li>$1</li>');
      html = html.replace(/(<li>.*<\\/li>\\n?)+/g, '<ul>$&</ul>');
      html = html.replace(/^\\d+\\. (.+)$/gm, '<li>$1</li>');
      html = html.replace(/\\[([^\\]]+)\\]\\(([^\\)]+)\\)/g, '<a href="$2" target="_blank">$1</a>');
      html = html.replace(/\\n/g, '<br>');
      codeBlocks.forEach((block, index) => {
        html = html.replace(\`___CODE_BLOCK_\${index}___\`, block);
      });
      inlineCodes.forEach((code, index) => {
        html = html.replace(\`___INLINE_CODE_\${index}___\`, code);
      });
      return html;
    }

    ${getQuestionHandlerScript()}
    ${getMessageRendererScript()}
    ${getSegmentRendererScript()}
  `;
}