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Add the ability to fully customize jet generated files.

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This commit is contained in:
go-jet 2021-07-27 17:39:21 +02:00
parent caa81930dc
commit 8864667f47
40 changed files with 2274 additions and 882 deletions
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36
generator/postgres/postgres_generator.go
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@ -3,9 +3,10 @@ package postgres
import (
"database/sql"
"fmt"
"github.com/go-jet/jet/v2/generator/internal/metadata"
"github.com/go-jet/jet/v2/generator/internal/template"
"github.com/go-jet/jet/v2/generator/metadata"
"github.com/go-jet/jet/v2/generator/template"
"github.com/go-jet/jet/v2/internal/utils"
"github.com/go-jet/jet/v2/internal/utils/throw"
"github.com/go-jet/jet/v2/postgres"
"path"
"strconv"
@ -25,38 +26,39 @@ type DBConnection struct {
}
// Generate generates jet files at destination dir from database connection details
func Generate(destDir string, dbConn DBConnection) (err error) {
func Generate(destDir string, dbConn DBConnection, genTemplate ...template.Template) (err error) {
defer utils.ErrorCatch(&err)
db, err := openConnection(dbConn)
utils.PanicOnError(err)
db := openConnection(dbConn)
defer utils.DBClose(db)
fmt.Println("Retrieving schema information...")
schemaInfo := metadata.GetSchemaMetaData(db, dbConn.SchemaName, &postgresQuerySet{})
genPath := path.Join(destDir, dbConn.DBName, dbConn.SchemaName)
template.GenerateFiles(genPath, schemaInfo, postgres.Dialect)
generatorTemplate := template.Default(postgres.Dialect)
if len(genTemplate) > 0 {
generatorTemplate = genTemplate[0]
}
schemaMetadata := metadata.GetSchema(db, &postgresQuerySet{}, dbConn.SchemaName)
dirPath := path.Join(destDir, dbConn.DBName)
template.ProcessSchema(dirPath, schemaMetadata, generatorTemplate)
return
}
func openConnection(dbConn DBConnection) (*sql.DB, error) {
func openConnection(dbConn DBConnection) *sql.DB {
connectionString := fmt.Sprintf("host=%s port=%s user=%s password=%s dbname=%s sslmode=%s %s",
dbConn.Host, strconv.Itoa(dbConn.Port), dbConn.User, dbConn.Password, dbConn.DBName, dbConn.SslMode, dbConn.Params)
fmt.Println("Connecting to postgres database: " + connectionString)
db, err := sql.Open("postgres", connectionString)
if err != nil {
return nil, err
}
throw.OnError(err)
err = db.Ping()
throw.OnError(err)
if err != nil {
return nil, err
}
return db, nil
return db
}