package java01;

import java.util.List;
import java.util.Map;

public class Main {
    public static void main(String[] args) {
        // 1. 初始化爬虫
        JobCrawler crawler = new JobCrawler();
        
        // 2. 爬取数据
        System.out.println("开始爬取招聘数据...");
        List<Job> jobs = crawler.crawlJobs("Java", 3); // 爬取3页数据
        System.out.println("爬取完成，共获取 " + jobs.size() + " 条职位信息");
        
        // 3. 数据清洗
        DataCleaner cleaner = new DataCleaner();
        jobs = cleaner.cleanJobs(jobs);
        System.out.println("数据清洗完成");
        
        // 4. 数据存储
        DataStorage storage = new DataStorage();
        storage.writeJobsToCSV(jobs, "jobs.csv");
        
        // 5. 数据分析
        DataAnalyzer analyzer = new DataAnalyzer();
        
        // 分析技能词频
        Map<String, Integer> skillFrequency = analyzer.analyzeSkillFrequency(jobs);
        
        // 分析薪资与经验关系
        Map<String, Double> salaryByExperience = analyzer.analyzeSalaryByExperience(jobs);
        
        // 分析薪资与学历关系
        Map<String, Double> salaryByEducation = analyzer.analyzeSalaryByEducation(jobs);
        
        // 分析不同地点薪资水平
        Map<String, Double> salaryByLocation = analyzer.analyzeSalaryByLocation(jobs);
        
        // 分析薪资分布
        Map<String, Integer> salaryDistribution = analyzer.analyzeSalaryDistribution(jobs);
        
        // 6. 结果展示
        ResultDisplay display = new ResultDisplay();
        
        // 控制台输出
        display.displaySkillFrequency(skillFrequency);
        display.displaySalaryByExperience(salaryByExperience);
        display.displaySalaryByEducation(salaryByEducation);
        display.displaySalaryByLocation(salaryByLocation);
        display.displaySalaryDistribution(salaryDistribution);
        
        // 生成图表
        display.generateSkillFrequencyChart(skillFrequency, "skill_frequency.png");
        display.generateSalaryDistributionChart(salaryDistribution, "salary_distribution.png");
        display.generateSalaryByExperienceChart(salaryByExperience, "salary_by_experience.png");
        
        System.out.println("\n所有任务完成！");
    }
}