Backend: extract file generation and team renaming in dedicated files

libfic/theme.go

@@ -1,6 +1,8 @@
 package fic
 
-import ()
+import (
+	"fmt"
+)
 
 type Theme struct {
 	Id      int64  `json:"id"`
@@ -68,3 +70,46 @@ func (t Theme) Delete() (int64, error) {
 		return nb, err
 	}
 }
+
+type ExportedExercice struct {
+	Title  string `json:"title"`
+	Gain   int64  `json:"gain"`
+	Solved int64  `json:"solved"`
+	Tried  int64  `json:"tried"`
+}
+
+type exportedTheme struct {
+	Name      string                      `json:"name"`
+	Authors   string                      `json:"authors"`
+	Exercices map[string]ExportedExercice `json:"exercices"`
+}
+
+func ExportThemes() (interface{}, error) {
+	if themes, err := GetThemes(); err != nil {
+		return nil, err
+	} else {
+		ret := map[string]exportedTheme{}
+		for _, theme := range themes {
+			if exercices, err := theme.GetExercices(); err != nil {
+				return nil, err
+			} else {
+				exos := map[string]ExportedExercice{}
+				for _, exercice := range exercices {
+					exos[fmt.Sprintf("%d", exercice.Id)] = ExportedExercice{
+						exercice.Title,
+						exercice.Gain,
+						exercice.SolvedCount(),
+						exercice.TriedTeamCount(),
+					}
+				}
+				ret[fmt.Sprintf("%d", theme.Id)] = exportedTheme{
+					theme.Name,
+					theme.Authors[:len(theme.Authors)-1],
+					exos,
+				}
+			}
+		}
+
+		return ret, nil
+	}
+}