SunYF
a2afd2f6dc
- MES(B): 工单/BOM/备料/工序字典/PLC下发/拧紧/扫码报工/半成品/AGV/追溯逻辑，WMS与海康RCS客户端，看板Redis缓存API(概览/设备/进度/报警/趋势)+SSE - WMS(C): JWT滑动续签、Excel导入、盘点、内部API、种子数据、独立Postgres配置 - WMS客户端(E): Go网关8891反向代理+内嵌Vue3十页 - 工位终端(D): SQLite本地缓存+模拟拧紧源+内嵌Vue3页面 - Dashboard(A): 看板数据改接MES内部缓存API，SSE实时刷新+vite代理 - 清理各项目球形磨遗留代码，新增部署手册.md
51 lines
1.0 KiB
Go
51 lines
1.0 KiB
Go
package db
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import (
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"database/sql"
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"fmt"
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"log/slog"
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"bj_power_wms/ent"
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"entgo.io/ent/dialect"
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entsql "entgo.io/ent/dialect/sql"
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_ "github.com/jackc/pgx/v5/stdlib"
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)
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// MustNewDB 创建 Ent 客户端并验证连接
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func MustNewDB(c DatabaseConf) *ent.Client {
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ec, err := NewDB(c)
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if err != nil {
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panic(fmt.Sprintf("数据库连接失败: %v", err))
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}
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return ec
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}
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func NewDB(c DatabaseConf) (*ent.Client, error) {
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dsn := fmt.Sprintf("postgresql://%s:%s@%s:%d/%s",
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c.User, c.Password, c.Host, c.Port, c.Dbname,
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)
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db, err := sql.Open("pgx", dsn)
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if err != nil {
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return nil, err
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}
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if err := db.Ping(); err != nil {
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return nil, fmt.Errorf("ping db: %w", err)
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}
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drv := entsql.OpenDB(dialect.Postgres, db)
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return ent.NewClient(ent.Driver(drv)), nil
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}
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// AutoMigrate 启动时自动建表/迁移
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func AutoMigrate(client *ent.Client) error {
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ctx := contextBackdrop()
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if err := client.Schema.Create(ctx); err != nil {
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return fmt.Errorf("自动迁移失败: %w", err)
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}
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slog.Info("数据库迁移完成")
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return nil
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}
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