company facts simple read out of xls works

pkg/loader/conf.go

@@ -1,10 +1,28 @@
 package loader
 
 import (
+	"bytes"
+	_ "embed"
 	"encoding/json"
 	"io"
+	"log"
 )
 
+//go:embed conf/default.json
+var defaultConf []byte
+
+// DefaultConf loads the defaultConf of the package. The base
+// is the default.json inside the package definition.
+func DefaultConf() *Conf {
+	buf := bytes.NewBuffer(defaultConf)
+	conf := &Conf{}
+	err := conf.DecodeJSON(buf)
+	if err != nil {
+		log.Println("cannot decode default conf: ", err)
+	}
+	return conf
+}
+
 // Conf configures the mapping from the excel version
 // to the eCalc structure
 type Conf struct {
@@ -15,6 +33,20 @@ type Conf struct {
 	Rating  Rating  `json:"rating"`
 }
 
+// EncodeJSON writes the JSON of the conf into the Writer
+func (c Conf) EncodeJSON(w io.Writer) error {
+	enc := json.NewEncoder(w)
+	enc.SetIndent("", "  ")
+	return enc.Encode(c)
+}
+
+// DecodeJSON writes the configuration from the reader into
+// the pointer of the conf
+func (c *Conf) DecodeJSON(r io.Reader) error {
+	dec := json.NewDecoder(r)
+	return dec.Decode(c)
+}
+
 // Value defines a single value inside the excel workbook
 type Value struct {
 	Sheet   int    `json:"sheet"`
@@ -61,17 +93,3 @@ type Rating struct {
 	WeightCol         string `json:"weight_col"`
 	SelectedByUserCol string `json:"selected_by_user_col"`
 }
-
-// EncodeJSON writes the JSON of the conf into the Writer
-func (c Conf) EncodeJSON(w io.Writer) error {
-	enc := json.NewEncoder(w)
-	enc.SetIndent("", "  ")
-	return enc.Encode(c)
-}
-
-// DecodeJSON writes the configuration from the reader into
-// the pointer of the conf
-func (c *Conf) DecodeJSON(r io.Reader) error {
-	dec := json.NewDecoder(r)
-	return dec.Decode(c)
-}