DBC reader rework.

 The DBC files can be readed into structs directly with the new dbc.Reader
 - You can tag the struct fields with dbc tag to instruct the reader
 - The new DBC reader can read string, localized string fields too

pkg/summit/tools/dbc/datagen.go

@@ -0,0 +1,50 @@
+package dbc
+
+import (
+	"fmt"
+	"os"
+	"path"
+
+	"github.com/paalgyula/summit/pkg/summit/tools/dbc/wotlk"
+)
+
+func LoadMaps(dbcDirectoryPath string) ([]wotlk.MapEntry, error) {
+	filename := "Map.dbc"
+	f, err := os.Open(path.Join(filename))
+	if err != nil {
+		panic(err)
+	}
+
+	r, err := NewReader[wotlk.MapEntry](f)
+	if err != nil {
+		return nil, err
+	}
+	if err := r.ReadAll(); err != nil {
+		return nil, err
+	}
+
+	fmt.Println(r.Records[0].MapName.Value())
+
+	// fmt.Println(string(r.Strings()))
+	return r.Records, nil
+}
+
+func LoadCharacter(dbcDirectoryPath string) ([]wotlk.CharStartOutfitEntry, error) {
+	filename := "CharStartOutfit.dbc"
+	f, err := os.Open(path.Join(dbcDirectoryPath, filename))
+	if err != nil {
+		return nil, fmt.Errorf("cannot load CharStartOutfit.dbc: %w", err)
+	}
+
+	r, err := NewReader[wotlk.CharStartOutfitEntry](f)
+	if err != nil {
+		return nil, err
+	}
+	if err := r.ReadAll(); err != nil {
+		return nil, err
+	}
+
+	fmt.Println("Loaded", len(r.Records), "records")
+
+	return r.Records, nil
+}

pkg/summit/tools/dbc/datagen_test.go

@@ -0,0 +1,37 @@
+package dbc
+
+import (
+	"fmt"
+	"os"
+	"testing"
+
+	"github.com/paalgyula/summit/pkg/summit/tools/dbc/wotlk"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestGenerate(t *testing.T) {
+	// LoadCharacterRaces()
+	// LoadClassInfo()
+
+	f, err := os.Open("../../../../dbc/ChrClasses.dbc")
+	assert.NoError(t, err)
+
+	dr, err := NewReader[wotlk.ChrClassesEntry](f)
+	assert.NoError(t, err)
+	assert.EqualValues(t, 0xa, dr.Header.RecordCount)
+
+	dr.ReadAll()
+
+	fmt.Println(dr.Records[1].Name.Value())
+
+	// fmt.Printf("%+v\n\n", dr.Header)
+}
+
+func TestLoadMap(t *testing.T) {
+	LoadMaps("../../../../dbc")
+}
+
+func TestLoadCharacters(t *testing.T) {
+	_, err := LoadCharacter("../../../../dbc")
+	assert.NoError(t, err)
+}