Database basic CRUD (#27)

* started schema

* db schemas beginning

* first db schema gen

* added sqlc generation with go generate and sqlite driver

* i think these dependencies are needed

* added IF NOT EXISTS to create and CRUD for each table

* fixed missing columns

* added missing field

* fixed code generation with sqlc

backend/database/sql/sqlcgen/audio_files.sql.go

@@ -0,0 +1,93 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.28.0
+// source: audio_files.sql
+
+package sqlcgen
+
+import (
+	"context"
+)
+
+const createAudioFile = `-- name: CreateAudioFile :one
+INSERT INTO audio_files (file_path, length_milliseconds, file_type_id, recording_id) VALUES (?, ?, ?, ?)
+RETURNING id, file_path, length_milliseconds, file_type_id, recording_id
+`
+
+type CreateAudioFileParams struct {
+	FilePath           string
+	LengthMilliseconds int64
+	FileTypeID         int64
+	RecordingID        int64
+}
+
+func (q *Queries) CreateAudioFile(ctx context.Context, arg CreateAudioFileParams) (AudioFile, error) {
+	row := q.db.QueryRowContext(ctx, createAudioFile,
+		arg.FilePath,
+		arg.LengthMilliseconds,
+		arg.FileTypeID,
+		arg.RecordingID,
+	)
+	var i AudioFile
+	err := row.Scan(
+		&i.ID,
+		&i.FilePath,
+		&i.LengthMilliseconds,
+		&i.FileTypeID,
+		&i.RecordingID,
+	)
+	return i, err
+}
+
+const deleteAudioFile = `-- name: DeleteAudioFile :exec
+DELETE FROM audio_files 
+WHERE id =?
+`
+
+func (q *Queries) DeleteAudioFile(ctx context.Context, id int64) error {
+	_, err := q.db.ExecContext(ctx, deleteAudioFile, id)
+	return err
+}
+
+const getAudioFile = `-- name: GetAudioFile :one
+SELECT id, file_path, length_milliseconds, file_type_id, recording_id FROM audio_files 
+WHERE id = ? LIMIT 1
+`
+
+func (q *Queries) GetAudioFile(ctx context.Context, id int64) (AudioFile, error) {
+	row := q.db.QueryRowContext(ctx, getAudioFile, id)
+	var i AudioFile
+	err := row.Scan(
+		&i.ID,
+		&i.FilePath,
+		&i.LengthMilliseconds,
+		&i.FileTypeID,
+		&i.RecordingID,
+	)
+	return i, err
+}
+
+const updateAudioFile = `-- name: UpdateAudioFile :exec
+UPDATE audio_files 
+SET file_path = ?, length_milliseconds = ?, file_type_id = ?, recording_id = ?
+WHERE id =?
+`
+
+type UpdateAudioFileParams struct {
+	FilePath           string
+	LengthMilliseconds int64
+	FileTypeID         int64
+	RecordingID        int64
+	ID                 int64
+}
+
+func (q *Queries) UpdateAudioFile(ctx context.Context, arg UpdateAudioFileParams) error {
+	_, err := q.db.ExecContext(ctx, updateAudioFile,
+		arg.FilePath,
+		arg.LengthMilliseconds,
+		arg.FileTypeID,
+		arg.RecordingID,
+		arg.ID,
+	)
+	return err
+}