Implement boilerplate services

noteService.go

@@ -0,0 +1,46 @@
+package main
+
+import (
+	"fmt"
+	"time"
+)
+
+type NoteService struct {
+	db *DB
+}
+type NoteServiceQuery struct {
+	Timestamp *string `db:"timestamp"`
+	PlayerID  *int64  `db:"player"`
+	ID        *int64  `db:"id"`
+}
+
+func (ns *NoteService) Query(query NoteServiceQuery) (Note, error) {
+	note := Note{}
+	sqlQuery := "SELECT id, content, timestamp, player FROM note"
+	whereQuery := BuildWhereQuery(query)
+	if whereQuery != "" {
+		sqlQuery += " " + whereQuery
+	}
+
+	err := ns.db.readConn.QueryRow(sqlQuery).Scan(&note.ID, &note.Content, &note.Timestamp, &note.Player.ID)
+	if err != nil {
+		return note, fmt.Errorf("failed getting note for query %q: %v", sqlQuery, err)
+	}
+
+	return note, nil
+}
+
+func (ns *NoteService) Create(content string, timestamp time.Time, player Player) (Note, error) {
+	note := Note{}
+	res, err := ns.db.writeConn.Exec("insert into note (content, timestamp, player) values (?, ?, ?)", content, timestamp, player.ID)
+	if err != nil {
+		return note, fmt.Errorf("failed to insert note: %v", err)
+	}
+
+	id, err := res.LastInsertId()
+	if err != nil {
+		return note, fmt.Errorf("failed to get last insert id: %v", err)
+	}
+
+	return ns.Query(NoteServiceQuery{ID: &id})
+}