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89d3b55bec
* Add folder store method for fetching all folder descendants * Modify GetDescendantCounts() to fetch folder descendants at once * Reduce DB calls when counting library panels under dashboard * Reduce DB calls when counting dashboards under folder * Reduce DB calls during folder delete * Modify folder registry to count/delete entities under multiple folders * Reduce DB calls when counting * Reduce DB calls when deleting
54 lines
2.1 KiB
Go
54 lines
2.1 KiB
Go
package folderimpl
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import (
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"context"
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"github.com/grafana/grafana/pkg/services/folder"
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)
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type getFoldersQuery struct {
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folder.GetFoldersQuery
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ancestorUIDs []string
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}
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func NewGetFoldersQuery(q folder.GetFoldersQuery) getFoldersQuery {
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return getFoldersQuery{
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GetFoldersQuery: q,
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ancestorUIDs: []string{},
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}
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}
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// store is the interface which a folder store must implement.
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type store interface {
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// Create creates a folder and returns the newly-created folder.
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Create(ctx context.Context, cmd folder.CreateFolderCommand) (*folder.Folder, error)
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// Delete folders with the specified UIDs and orgID from the folder store.
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Delete(ctx context.Context, UIDs []string, orgID int64) error
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// Update updates the given folder's UID, Title, and Description (update mode).
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// If the NewParentUID field is not nil, it updates also the parent UID (move mode).
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// If it's a non empty string, it moves the folder under the folder with the specific UID
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// otherwise, it moves the folder under the root folder (parent_uid column is set to NULL).
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Update(ctx context.Context, cmd folder.UpdateFolderCommand) (*folder.Folder, error)
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// Get returns a folder.
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Get(ctx context.Context, q folder.GetFolderQuery) (*folder.Folder, error)
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// GetParents returns an ordered list of parent folder of the given folder.
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GetParents(ctx context.Context, q folder.GetParentsQuery) ([]*folder.Folder, error)
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// GetChildren returns the set of immediate children folders (depth=1) of the
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// given folder.
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GetChildren(ctx context.Context, q folder.GetChildrenQuery) ([]*folder.Folder, error)
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// GetHeight returns the height of the folder tree. When parentUID is set, the function would
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// verify in the meanwhile that parentUID is not present in the subtree of the folder with the given UID.
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GetHeight(ctx context.Context, foldrUID string, orgID int64, parentUID *string) (int, error)
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// GetFolders returns folders with given uids
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GetFolders(ctx context.Context, q getFoldersQuery) ([]*folder.Folder, error)
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// GetDescendants returns all descendants of a folder
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GetDescendants(ctx context.Context, orgID int64, anchestor_uid string) ([]*folder.Folder, error)
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}
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