Add export path picker

export_csv.go

@@ -1,6 +1,7 @@
 package main
 
 import (
+	"bufio"
 	"encoding/csv"
 	"fmt"
 	"os"
@@ -22,12 +23,14 @@ func (c *CsvExporter) Convert(filePath string, rows chan []any) error {
 		return err
 	}
 
+	buf := bufio.NewWriterSize(f, 4*1024*1024)
+
 	enc, err := c.Encoding.Encoder()
 	if err != nil {
 		return err
 	}
 
-	w := csv.NewWriter(enc.Writer(f))
+	w := csv.NewWriter(enc.Writer(buf))
 	w.Comma = ';'
 
 	rowNum := 0
@@ -51,6 +54,12 @@ func (c *CsvExporter) Convert(filePath string, rows chan []any) error {
 		return err
 	}
 
+	err = buf.Flush()
+	if err != nil {
+		f.Close()
+		return err
+	}
+
 	err = f.Close()
 	if err != nil {
 		return err

export_csvzip.go

@@ -2,6 +2,7 @@ package main
 
 import (
 	"archive/zip"
+	"bufio"
 	"encoding/csv"
 	"os"
 	"path/filepath"
@@ -22,7 +23,9 @@ func (c *CsvZipExporter) Convert(filePath string, rows chan []any) error {
 		return err
 	}
 
-	z := zip.NewWriter(f)
+	buf := bufio.NewWriterSize(f, 4*1024*1024)
+
+	z := zip.NewWriter(buf)
 
 	zw, err := z.Create(filepath.Base(filePath) + ".csv")
 	if err != nil {
@@ -65,6 +68,12 @@ func (c *CsvZipExporter) Convert(filePath string, rows chan []any) error {
 		return err
 	}
 
+	err = buf.Flush()
+	if err != nil {
+		f.Close()
+		return err
+	}
+
 	err = f.Close()
 	if err != nil {
 		return err

kernel.go

@@ -25,6 +25,7 @@ type Job struct {
 	scriptFilePath   string
 	exportFileFormat ExportFormat
 	encoding         Encoding
+	exportPath       string
 
 	config Config
 
@@ -72,7 +73,7 @@ func (j *Job) export(inputRows chan Row) error {
 		return err
 	}
 
-	fileName := filepath.Base(j.scriptFilePath)
+	fileName := filepath.Join(j.exportPath, filepath.Base(j.scriptFilePath))
 	fileName = strings.TrimSuffix(fileName, filepath.Ext(fileName))
 
 	outputRows := make(chan []any)

ui_main_form.go

@@ -33,6 +33,8 @@ type TMainForm struct {
 	ExportFormatComboBox *vcl.TComboBox
 	CharsetLabel         *vcl.TLabel
 	CharsetComboBox      *vcl.TComboBox
+	ExportPathLabel      *vcl.TLabel
+	ExportPathPicker     *vcl.TDirectoryEdit
 	BottomPanel          *vcl.TPanel
 	LaunchButton         *vcl.TBitBtn
 
@@ -157,6 +159,24 @@ func (f *TMainForm) OnFormCreate(sender vcl.IObject) {
 	f.CharsetComboBox.SetTop(700)
 	f.CharsetComboBox.SetStyle(types.CsDropDownList)
 
+	f.ExportPathLabel = vcl.NewLabel(f)
+	f.ExportPathLabel.SetParent(f.GroupBox)
+	f.ExportPathLabel.SetCaption("Путь сохранения результата")
+	f.ExportPathLabel.SetAlign(types.AlTop)
+	f.ExportPathLabel.SetTop(800)
+	f.ExportPathLabel.BorderSpacing().SetTop(8)
+	f.ExportPathLabel.BorderSpacing().SetLeft(8)
+	f.ExportPathLabel.BorderSpacing().SetRight(8)
+
+	f.ExportPathPicker = vcl.NewDirectoryEdit(f)
+	f.ExportPathPicker.SetParent(f.GroupBox)
+	f.ExportPathPicker.SetAlign(types.AlTop)
+	f.ExportPathPicker.BorderSpacing().SetTop(2)
+	f.ExportPathPicker.BorderSpacing().SetLeft(8)
+	f.ExportPathPicker.BorderSpacing().SetRight(8)
+	f.ExportPathPicker.SetTop(900)
+	f.ExportPathPicker.SetFlat(true)
+
 	f.BottomPanel = vcl.NewPanel(f)
 	f.BottomPanel.SetParent(f.TabSheet1)
 	f.BottomPanel.SetAlign(types.AlBottom)
@@ -258,7 +278,8 @@ func (f *TMainForm) OnLaunchButtonClick(sender vcl.IObject) {
 		configFilePath:   filepath.Join(CONFIG_FILES_DIR, f.ConfigComboBox.Text()) + "." + CONFIG_FILE_EXT,
 		scriptFilePath:   filepath.Join(SQL_FILES_DIR, f.SqlFileComboBox.Text()) + "." + SQL_FILE_EXT,
 		exportFileFormat: ExportFormat(f.ExportFormatComboBox.Text()),
-		encoding:         Encoding(f.CharsetComboBox.Text())}
+		encoding:         Encoding(f.CharsetComboBox.Text()),
+		exportPath:       f.ExportPathPicker.Directory()}
 
 	err := job.init()
 	if err != nil {