fix: rebuild MES as compilable go-zero+ent backend (renamed bj_power_mes), restore 3 workstation projects from pristine original, align naming; all Go projects go build clean

bj_power_mes/schema/tools/data.go

@@ -0,0 +1,113 @@
+package main
+
+import (
+	"context"
+	"database/sql"
+	"encoding/csv"
+	"io"
+	"log"
+	"os"
+	"path/filepath"
+	"strconv"
+
+	"bj_power_mes/ent"
+
+	"entgo.io/ent/dialect"
+	entsql "entgo.io/ent/dialect/sql"
+	_ "github.com/jackc/pgx/v5/stdlib"
+)
+
+var (
+	client *ent.Client
+
+	ctx = context.Background()
+)
+
+func setUp() {
+	db, err := sql.Open("pgx", "postgresql://postgres:postgres@127.0.0.1:5432/back_cover")
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	_, err = db.Query("select 1")
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	drv := entsql.OpenDB(dialect.Postgres, db)
+	client = ent.NewClient(ent.Driver(drv)).Debug()
+}
+
+func tearDown() {
+	err := client.Close()
+	if err != nil {
+		return
+	}
+}
+
+var commands = map[string]func(){
+	"signals": initSignals,
+}
+
+func main() {
+	if len(os.Args) < 2 {
+		log.Fatal("please specify the command")
+	}
+	if len(os.Args) > 1 {
+		setUp()
+		defer tearDown()
+		args := os.Args[1:]
+		for _, cmd := range args {
+			if v, ok := commands[cmd]; ok {
+				log.Println("initialize", cmd)
+				v()
+			}
+		}
+	}
+}
+
+func initSignals() {
+	signalFilePath, _ := filepath.Abs("../doc/signal.csv")
+	file, err := os.Open(signalFilePath)
+	if err != nil {
+		if os.IsNotExist(err) {
+			log.Fatalf("%s is not found", signalFilePath)
+		}
+		log.Fatal("signals initialized failed!", err)
+	}
+	r := csv.NewReader(file)
+
+	client.Signal.Delete().ExecX(ctx)
+
+	line := 0
+	for {
+		records, err := r.Read()
+		if err == io.EOF {
+			break
+		} else if err != nil {
+			log.Fatal(err)
+		}
+		if line == 0 {
+			line++
+			continue
+		}
+		name := records[1]
+		desc := records[2]
+		isStatus, _ := strconv.Atoi(records[3])
+		sender, _ := strconv.Atoi(records[4])
+		address := records[5]
+		offset, _ := strconv.Atoi(records[6])
+		client.Signal.Create().
+			SetID(line).
+			SetIsStatus(isStatus).
+			SetName(name).
+			SetDescription(desc).
+			SetSender(sender).
+			SetAddress(address).
+			SetReplyOffset(offset).
+			SaveX(ctx)
+		line++
+	}
+
+	log.Println("signals initialized successfully!")
+}

bj_power_mes/schema/tools/generate.go

@@ -0,0 +1,28 @@
+//go:build ignore
+
+package main
+
+import (
+	"log"
+
+	"entgo.io/ent/entc"
+	"entgo.io/ent/entc/gen"
+)
+
+func main() {
+	if err := entc.Generate(
+		".",
+		&gen.Config{
+			Target:  "../ent",
+			Package: "bj_power_mes/ent",
+			Features: []gen.Feature{
+				gen.FeatureExecQuery,  // Allows users to execute statements using the ExecContext/QueryContext methods of the underlying driver
+				gen.FeatureLock,       // Allows users to use row-level locking in SQL using the 'FOR {UPDATE|SHARE}' clauses
+				gen.FeatureModifier,   // Allows users to attach custom modifiers to queries
+				gen.FeatureNamedEdges, // NamedEdges provides an API for eager-loading edges with dynamic names
+			},
+		}); err != nil {
+		log.Fatal("running ent codegen:", err)
+	}
+	log.Println("ent code generated successfully!")
+}

bj_power_mes/schema/tools/migrate.go

@@ -0,0 +1,63 @@
+//go:build ignore
+
+package main
+
+import (
+	"context"
+	"database/sql"
+	"log"
+
+	"bj_power_mes/ent"
+
+	"entgo.io/ent/dialect"
+	entsql "entgo.io/ent/dialect/sql"
+	"entgo.io/ent/dialect/sql/schema"
+	_ "github.com/jackc/pgx/v5/stdlib"
+)
+
+var (
+	client *ent.Client
+
+	ctx = context.Background()
+)
+
+func setUp() {
+	db, err := sql.Open("pgx", "postgresql://postgres:postgres@127.0.0.1:5432/back_cover")
+	//db, err := sql.Open("pgx", "postgresql://postgres:hardman@192.168.1.125:5432/back_cover")
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	_, err = db.Query("select 1")
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	drv := entsql.OpenDB(dialect.Postgres, db)
+	client = ent.NewClient(ent.Driver(drv))
+}
+
+func tearDown() {
+	err := client.Close()
+	if err != nil {
+		return
+	}
+}
+
+func main() {
+	setUp()
+	defer tearDown()
+
+	// Run the auto migration tool.
+	// WithDropColumn(false): 只建新表/加列，不删任何列，保证生产数据安全
+	if err := client.Debug().Schema.Create(
+		context.Background(),
+		schema.WithDropIndex(true),
+		schema.WithDropColumn(false),
+		schema.WithDialect(dialect.Postgres), // Ent dialect to use
+		schema.WithForeignKeys(false),        // 不创建外键约束
+	); err != nil {
+		log.Fatalf("failed creating schema resources: %v", err)
+	}
+	log.Println("schemas migrated successfully!")
+}