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53 lines
1.9 KiB
Java
53 lines
1.9 KiB
Java
package vip.mate.wiki.config;
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import lombok.RequiredArgsConstructor;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.boot.ApplicationArguments;
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import org.springframework.boot.ApplicationRunner;
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import org.springframework.core.annotation.Order;
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import org.springframework.jdbc.core.JdbcTemplate;
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import org.springframework.stereotype.Component;
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/**
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* Wiki 模块增量 Schema 迁移
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* <p>
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* Wiki 基础表已在 schema.sql / schema-mysql.sql 中定义（随 DatabaseBootstrapRunner 初始化）。
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* 本类仅负责增量字段迁移，确保从旧版本升级时自动补齐新字段。
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* <p>
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* 如果表已由 schema.sql 创建（全新安装），这里的迁移是无副作用的空操作。
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*
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* @author MateClaw Team
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*/
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@Slf4j
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@Component
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@Order(202)
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@RequiredArgsConstructor
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public class WikiSchemaMigration implements ApplicationRunner {
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private final JdbcTemplate jdbcTemplate;
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@Override
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public void run(ApplicationArguments args) {
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migrateKnowledgeBaseColumns();
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}
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/**
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* 增量字段迁移（兼容从 wiki 功能上线前的旧版本升级）
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*/
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private void migrateKnowledgeBaseColumns() {
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try {
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// v1.1: 添加 source_directory 列（本地目录扫描功能）
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jdbcTemplate.execute("ALTER TABLE mate_wiki_knowledge_base ADD COLUMN IF NOT EXISTS source_directory VARCHAR(512)");
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log.debug("[WikiSchemaMigration] Incremental migration completed");
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} catch (Exception e) {
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// MySQL 不支持 ADD COLUMN IF NOT EXISTS，忽略已存在的错误
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String msg = e.getMessage();
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if (msg != null && (msg.contains("Duplicate column") || msg.contains("already exists"))) {
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log.debug("[WikiSchemaMigration] Column source_directory already exists, skipping");
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} else {
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log.warn("[WikiSchemaMigration] Migration warning: {}", msg);
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}
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}
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}
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}
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