sync: refactor exercice synchronization

libfic/exercice.go

@@ -2,6 +2,7 @@ package fic
 
 import (
 	"errors"
+	"fmt"
 	"time"
 )
 
@@ -122,25 +123,76 @@ func (t Theme) GetExercices() ([]Exercice, error) {
 	}
 }
 
-// AddExercice creates and fills a new struct Exercice and registers it into the database.
-func (t Theme) AddExercice(title string, urlId string, path string, statement string, overview string, headline string, depend *Exercice, gain int64, videoURI string, finished string) (Exercice, error) {
-	var dpd interface{}
-	if depend == nil {
-		dpd = nil
-	} else {
-		dpd = depend.Id
-	}
-	if res, err := DBExec("INSERT INTO exercices (id_theme, title, url_id, path, statement, overview, headline, issue, depend, gain, video_uri, finished) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)", t.Id, title, urlId, path, statement, overview, headline, "", dpd, gain, videoURI, finished); err != nil {
-		return Exercice{}, err
-	} else if eid, err := res.LastInsertId(); err != nil {
-		return Exercice{}, err
-	} else {
-		if depend == nil {
-			return Exercice{eid, title, urlId, path, statement, overview, headline, finished, "", "info", nil, gain, 1.0, videoURI}, nil
-		} else {
-			return Exercice{eid, title, urlId, path, statement, overview, headline, finished, "", "info", &depend.Id, gain, 1.0, videoURI}, nil
+// SaveNamedExercice looks for an exercice with the same title to update it, or create it if it doesn't exists yet.
+func (t Theme) SaveNamedExercice(e *Exercice) (err error) {
+	var search Exercice
+	if search, err = t.GetExerciceByTitle(e.Title); err == nil {
+		// Force ID
+		e.Id = search.Id
+
+		// Don't expect those values
+		if e.Coefficient == 0 {
+			e.Coefficient = search.Coefficient
 		}
+		if len(e.Issue) == 0 {
+			e.Issue = search.Issue
+		}
+		if len(e.IssueKind) == 0 {
+			e.IssueKind = search.IssueKind
+		}
+
+		_, err = e.Update()
+	} else {
+		err = t.addExercice(e)
 	}
+	return
+}
+
+func (t Theme) addExercice(e *Exercice) (err error) {
+	var ik = "DEFAULT"
+	if len(e.IssueKind) > 0 {
+		ik = fmt.Sprintf("%q", e.IssueKind)
+	}
+
+	var cc = "DEFAULT"
+	if e.Coefficient != 0 {
+		cc = fmt.Sprintf("%f", e.Coefficient)
+	}
+
+	if res, err := DBExec("INSERT INTO exercices (id_theme, title, url_id, path, statement, overview, finished, headline, issue, depend, gain, video_uri, issue_kind, coefficient_cur) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, " + ik + ", " + cc + ")", t.Id, e.Title, e.URLId, e.Path, e.Statement, e.Overview, e.Finished, e.Headline, e.Issue, e.Depend, e.Gain, e.VideoURI); err != nil {
+		return err
+	} else if eid, err := res.LastInsertId(); err != nil {
+		return err
+	} else {
+		e.Id = eid
+
+		return nil
+	}
+}
+
+// AddExercice creates and fills a new struct Exercice and registers it into the database.
+func (t Theme) AddExercice(title string, urlId string, path string, statement string, overview string, headline string, depend *Exercice, gain int64, videoURI string, finished string) (e Exercice, err error) {
+	var dpd *int64 = nil
+	if depend != nil {
+		dpd = &depend.Id
+	}
+
+	e = Exercice{
+		Title: title,
+		URLId: urlId,
+		Path: path,
+		Statement: statement,
+		Overview: overview,
+		Headline: headline,
+		Depend: dpd,
+		Finished: finished,
+		Gain: gain,
+		VideoURI: videoURI,
+	}
+
+	err = t.addExercice(&e)
+
+	return
 }
 
 // Update applies modifications back to the database.