Saved filters (#1474)

* Refactor list filter
* Filter/criterion refactor
* Rename option value to type
* Remove None from options
* Add saved filter button
* Integrate default filters

pkg/api/resolver_mutation_saved_filter.go

@@ -0,0 +1,89 @@
+package api
+
+import (
+	"context"
+	"errors"
+	"strconv"
+	"strings"
+
+	"github.com/stashapp/stash/pkg/models"
+)
+
+func (r *mutationResolver) SaveFilter(ctx context.Context, input models.SaveFilterInput) (ret *models.SavedFilter, err error) {
+	if strings.TrimSpace(input.Name) == "" {
+		return nil, errors.New("name must be non-empty")
+	}
+
+	var id *int
+	if input.ID != nil {
+		idv, err := strconv.Atoi(*input.ID)
+		if err != nil {
+			return nil, err
+		}
+		id = &idv
+	}
+
+	if err := r.withTxn(ctx, func(repo models.Repository) error {
+		f := models.SavedFilter{
+			Mode:   input.Mode,
+			Name:   input.Name,
+			Filter: input.Filter,
+		}
+		if id == nil {
+			ret, err = repo.SavedFilter().Create(f)
+		} else {
+			f.ID = *id
+			ret, err = repo.SavedFilter().Update(f)
+		}
+		return err
+	}); err != nil {
+		return nil, err
+	}
+	return ret, err
+}
+
+func (r *mutationResolver) DestroySavedFilter(ctx context.Context, input models.DestroyFilterInput) (bool, error) {
+	id, err := strconv.Atoi(input.ID)
+	if err != nil {
+		return false, err
+	}
+
+	if err := r.withTxn(ctx, func(repo models.Repository) error {
+		return repo.SavedFilter().Destroy(id)
+	}); err != nil {
+		return false, err
+	}
+
+	return true, nil
+}
+
+func (r *mutationResolver) SetDefaultFilter(ctx context.Context, input models.SetDefaultFilterInput) (bool, error) {
+	if err := r.withTxn(ctx, func(repo models.Repository) error {
+		qb := repo.SavedFilter()
+
+		if input.Filter == nil {
+			// clearing
+			def, err := qb.FindDefault(input.Mode)
+			if err != nil {
+				return err
+			}
+
+			if def != nil {
+				return qb.Destroy(def.ID)
+			}
+
+			return nil
+		}
+
+		_, err := qb.SetDefault(models.SavedFilter{
+			Mode:   input.Mode,
+			Filter: *input.Filter,
+		})
+
+		return err
+	}); err != nil {
+		return false, err
+	}
+
+	return true, nil
+}

pkg/api/resolver_query_find_saved_filter.go

@@ -0,0 +1,27 @@
+package api
+
+import (
+	"context"
+
+	"github.com/stashapp/stash/pkg/models"
+)
+
+func (r *queryResolver) FindSavedFilters(ctx context.Context, mode models.FilterMode) (ret []*models.SavedFilter, err error) {
+	if err := r.withReadTxn(ctx, func(repo models.ReaderRepository) error {
+		ret, err = repo.SavedFilter().FindByMode(mode)
+		return err
+	}); err != nil {
+		return nil, err
+	}
+	return ret, err
+}
+
+func (r *queryResolver) FindDefaultFilter(ctx context.Context, mode models.FilterMode) (ret *models.SavedFilter, err error) {
+	if err := r.withReadTxn(ctx, func(repo models.ReaderRepository) error {
+		ret, err = repo.SavedFilter().FindDefault(mode)
+		return err
+	}); err != nil {
+		return nil, err
+	}
+	return ret, err
+}