Add an example script for generating Chinese character flashcards

Changes

1 changed files (+60/-0)

• examples/gen.go (new)
  • @@ -0,0 +1,60 @@
    + package main + + import ( + "bufio" + "database/sql" + "flag" + "fmt" + "math/bits" + "os" + "strings" + + _ "modernc.org/sqlite" + ) + + /* + https://en.wiktionary.org/wiki/Appendix:Mandarin_Frequency_lists/1-1000 + https://lingua.mtsu.edu/chinese-computing/statistics/char/list.php?Which=MO + https://jslearnchinese.wordpress.com/2018/07/24/the-1000-most-used-characters-in-chinese/ + */ + + var verbose = flag.Bool("v", false, "debug output") + var file = flag.String("f", "cards", "cards file") + + func main() { + flag.Parse() + + db, err := sql.Open("sqlite", *file) + if err != nil { + panic(err) + } + + // Create table + _, err = db.Exec("CREATE TABLE IF NOT EXISTS cards (idx INTEGER PRIMARY KEY, weight INTEGER, key STRING, val STRING)") + if err != nil { + panic(err) + } + + f, err := os.Open("list") + if err != nil { + panic(err) + } + defer f.Close() + + scanner := bufio.NewScanner(f) + + i := 0 + for scanner.Scan() { + line := strings.Split(scanner.Text(), "|") + key := line[2] + val := line[3] + " " + strings.Split(line[4], " {")[0] + + if *verbose { + fmt.Println(key) + fmt.Println(val) + } + + _, err = db.Exec("INSERT INTO cards VALUES(?, ?, ?, ?)", i, 1<<(bits.LeadingZeros(uint(i))-40), key, val) + i++ + } + }