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opsxdb/apps/server/internal/ai/stub.go
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feat: 18 引擎驱动全家桶 + 驱动管理/离线包 + 设置中心 + 工作台交互打磨
驱动接入(全部本机真实例验收):
- Elasticsearch 原生 SQL API、InfluxDB 原生 HTTP+Flux(官方 JDBC 付费许可,实测弃用)
- ZooKeeper/MongoDB JVM agent(连接时自动下载官方驱动 jar,sha256 钉版本到 ~/.opsxdb/drivers/)
- 达梦 JDBC agent 桥就绪(待厂商 jar+实例);TiDB 真实例验收
- 协议族代码审查放行 PolarDB/TDSQL/OceanBase/Kingbase/GaussDB/Oracle
- 驱动能力模型:按驱动开关对象树分组/右键菜单/行编辑,NoSQL 树拍平(对象直挂库节点)

驱动管理:
- 驱动管理弹框(状态/预装/离线包导入/JDK 检测)+ /api/drivers/* 三接口
- opsxdb-driver 驱动商店仓库(清单/fetch.sh/pack.sh 离线包/import.sh)
- 连接时懒加载:DMG 零 Java 产物,首连自动下载(实测 ZK 九件套 1.35s),离线包自动回退

UI/交互:
- 设置中心(⚙):常规/执行/结果/驱动/快捷键/关于,左导航+右面板(对标 opsxshell)
- 实例级展开箭头(行首 SVG chevron,替代字体回退失真的 Unicode 三角)
- 树内嵌套渲染修复:对象树挂在激活连接下;工具栏窄窗口不断行(按钮 nowrap+整颗换行)
- 侧栏连接行精简(图标+连接名)、SQLite SSH 守卫、Oracle 死参数清理

质量:
- Go 协议层/离线回退单测、E2E 门控测试(ES/ZK/Influx/Mongo/TiDB/JDBC 桥)
- 驱动注册表单一事实来源 connection-types.json,README/BACKLOG/AGENTS 同步
2026-09-22 01:07:46 +08:00

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package ai
import (
"context"
"fmt"
"strings"
)
// stubProvider 离线占位实现:未配置真实模型时的兜底,内容为字符串模板。
type stubProvider struct{}
func (stubProvider) Name() string { return "stub" }
func (stubProvider) Complete(_ context.Context, req ChatReq) (ChatRes, error) {
return chatStub(req), nil
}
func chatStub(req ChatReq) ChatRes {
driver := req.Driver
if driver == "" {
driver = "mysql"
}
db := req.Database
if db == "" {
db = "your_db"
}
sql := strings.TrimSpace(req.SQL)
prompt := strings.TrimSpace(req.Prompt)
switch strings.ToLower(req.Action) {
case "generate", "ask":
q := prompt
if q == "" {
q = "示例查询"
}
gen := fmt.Sprintf("-- 根据描述生成(%s / %s)\n-- 需求: %s\nSELECT *\nFROM `%s`.some_table\nWHERE 1=1\nLIMIT 100;", driver, db, q, db)
return ChatRes{
Content: fmt.Sprintf("已根据「%s」生成 SQL(stub,可替换为真实模型)。\n\n```sql\n%s\n```", q, gen),
SQL: gen,
}
case "explain":
if sql == "" {
sql = "SELECT 1"
}
return ChatRes{Content: fmt.Sprintf("## 解释 SQL\n\n```sql\n%s\n```\n\n- 这是一条在 **%s** 上执行的查询。\n- 建议检查 WHERE 条件是否走索引,避免 `SELECT *` 拉取过大结果集。\n- (stub 回复)", sql, driver)}
case "optimize":
opt := sql
if opt == "" {
opt = "SELECT id, name FROM users WHERE status = 1 LIMIT 100;"
} else if strings.Contains(strings.ToUpper(opt), "SELECT *") {
opt = strings.Replace(opt, "*", "id /* TODO: 显式列 */", 1)
}
opt = strings.TrimSpace(opt)
if !strings.Contains(strings.ToUpper(opt), "LIMIT") {
opt = opt + "\nLIMIT 100;"
}
return ChatRes{
Content: fmt.Sprintf("## 优化建议\n\n1. 避免不必要的全表扫描\n2. 显式列出列名\n3. 加合理 LIMIT\n\n```sql\n%s\n```", opt),
SQL: opt,
}
case "fix":
fixed := sql
if fixed == "" {
fixed = "SELECT 1 AS ok;"
}
msg := req.Error
if msg == "" {
msg = "未知错误"
}
return ChatRes{
Content: fmt.Sprintf("## 修复错误\n\n原错误:`%s`\n\n尝试修正后的 SQL:\n\n```sql\n%s\n```\n\n(stub:请结合真实报错继续调整)", msg, fixed),
SQL: fixed,
}
case "dialect":
out := sql
if out == "" {
out = "SELECT * FROM dual"
}
out = strings.ReplaceAll(out, "`", "\"")
return ChatRes{
Content: fmt.Sprintf("## 方言转换 → PostgreSQL 风格(示例)\n\n```sql\n%s\n```", out),
SQL: out,
}
case "sample":
sample := fmt.Sprintf("SELECT id, name, created_at\nFROM `%s`.users\nORDER BY id DESC\nLIMIT 20;", db)
return ChatRes{
Content: fmt.Sprintf("## 样例 SQL(%s)\n\n```sql\n%s\n```", driver, sample),
SQL: sample,
}
default:
return ChatRes{Content: "未知 AI 动作。可用:ask / generate / explain / optimize / fix / dialect / sample"}
}
}