read file and get soma basic info

go.mod

@@ -0,0 +1,3 @@
+module morozovad.ddns.net/lnd212/go-xdfx2csv
+
+go 1.15

main.go

@@ -0,0 +1,97 @@
+package main
+
+import (
+	"bufio"
+	"fmt"
+	"log"
+	"os"
+	"strings"
+	"sync"
+	"time"
+)
+
+var (
+	full_name string
+	lang_from string
+	lang_to   string
+)
+
+const (
+	FIRST_LINES = 5
+)
+
+func main() {
+	f, err := os.OpenFile("dict.xdxf", os.O_RDONLY, os.ModePerm)
+	if err != nil {
+		log.Fatalf("open file error: %v", err)
+		return
+	}
+	defer f.Close()
+
+	fullFile(f)
+}
+
+func fullFile(file *os.File) {
+	sc := bufio.NewScanner(file)
+	/*for sc.Scan() {
+		fmt.Println(sc.Text())
+	}*/
+	if err := sc.Err(); err != nil {
+		log.Fatalf("scan file error: %v", err)
+		return
+	}
+
+	//skip first lines with some unnessesary data and save full name
+	first:=""
+	for sc.Scan() {
+		line := sc.Text()
+		if strings.Contains(line, "<full_name>") {
+			line = strings.ReplaceAll(line, "full_name>", "")
+			line = strings.ReplaceAll(line, "</", "")
+			full_name = strings.ReplaceAll(line, "<", "")
+			
+		}
+		if strings.Contains(line, "lang_from=") && strings.Contains(line, "lang_to=") {
+			tmp := strings.Split(line, "=")
+			lang_from = strings.Split(tmp[1], " ")[0]
+			lang_to = strings.Split(tmp[2], " ")[0]
+		}
+		if strings.Contains(line, "<ar><k>") {
+			first= line
+			break
+		}
+	}
+
+	fmt.Printf("Dict name: %s.\n", full_name)
+	fmt.Printf("From %s to %s. \n", lang_from, lang_to)
+	fmt.Println(first)
+	// read file line by line
+	var (
+		word          string
+		translation   string
+		transcription string
+	)
+
+	for sc.Scan() {
+		line := sc.Text()
+		if strings.Contains(line, "<ar>") {
+			word = ""
+			translation = ""
+			transcription = ""
+			fmt.Println(word, translation, transcription)
+		}
+		if strings.Contains(line, "<k>") {
+			_, word, _ = strings.Cut(line, "<k>")
+		}
+		fmt.Println(sc.Text())
+	}
+}
+
+func processChunk(chunk []byte, linesPool *sync.Pool, stringPool *sync.Pool, start time.Time, end time.Time) {
+
+}
+
+//readFile opens file in chunks and process to other func. https://medium.com/swlh/processing-16gb-file-in-seconds-go-lang-3982c235dfa2
+func readFile() {
+
+}