Show duration and filesize in results (#1776)

* Add new query interface
* Refactor query builder
* Change Query interface
* Return duration and filesize in scene query
* Adjust UI for scene metadata
* Introduce new image query interface
* Change image Query interface
* Add megapixels and size to image query
* Update image UI

Co-authored-by: WithoutPants <53250216+WithoutPants@users.noreply.github.com>

pkg/models/scene.go

@@ -1,8 +1,46 @@
 package models
 
-type SceneReader interface {
-	Find(id int) (*Scene, error)
+type SceneQueryOptions struct {
+	QueryOptions
+	SceneFilter *SceneFilterType
+
+	TotalDuration bool
+	TotalSize     bool
+}
+
+type SceneQueryResult struct {
+	QueryResult
+	TotalDuration float64
+	TotalSize     int
+
+	finder     SceneFinder
+	scenes     []*Scene
+	resolveErr error
+}
+
+func NewSceneQueryResult(finder SceneFinder) *SceneQueryResult {
+	return &SceneQueryResult{
+		finder: finder,
+	}
+}
+
+func (r *SceneQueryResult) Resolve() ([]*Scene, error) {
+	// cache results
+	if r.scenes == nil && r.resolveErr == nil {
+		r.scenes, r.resolveErr = r.finder.FindMany(r.IDs)
+	}
+	return r.scenes, r.resolveErr
+}
+
+type SceneFinder interface {
+	// TODO - rename this to Find and remove existing method
 	FindMany(ids []int) ([]*Scene, error)
+}
+
+type SceneReader interface {
+	SceneFinder
+	// TODO - remove this in another PR
+	Find(id int) (*Scene, error)
 	FindByChecksum(checksum string) (*Scene, error)
 	FindByOSHash(oshash string) (*Scene, error)
 	FindByPath(path string) (*Scene, error)
@@ -23,7 +61,7 @@ type SceneReader interface {
 	CountMissingOSHash() (int, error)
 	Wall(q *string) ([]*Scene, error)
 	All() ([]*Scene, error)
-	Query(sceneFilter *SceneFilterType, findFilter *FindFilterType) ([]*Scene, int, error)
+	Query(options SceneQueryOptions) (*SceneQueryResult, error)
 	GetCover(sceneID int) ([]byte, error)
 	GetMovies(sceneID int) ([]MoviesScenes, error)
 	GetTagIDs(sceneID int) ([]int, error)