common/direct_access/document/

document_repository.rs

// Generated by Qleany v1.7.3 from common_entity_repository.tera

use std::fmt::Display;

use crate::{
    database::transactions::Transaction,
    direct_access::repository_factory,
    entities::Document,
    event::{DirectAccessEntity, EntityEvent, Event, EventBuffer, Origin},
    snapshot::EntityTreeSnapshot,
    types::EntityId,
};

use crate::direct_access::root::RootRelationshipField;
use crate::error::RepositoryError;
use serde::{Deserialize, Serialize};

#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
pub enum DocumentRelationshipField {
    Frames,
    Lists,
    Resources,
    Tables,
}

impl Display for DocumentRelationshipField {
    fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
        write!(f, "{:?}", self)
    }
}

pub trait DocumentTable {
    fn create(&mut self, entity: &Document) -> Result<Document, RepositoryError>;
    fn create_multi(&mut self, entities: &[Document]) -> Result<Vec<Document>, RepositoryError>;
    fn get(&self, id: &EntityId) -> Result<Option<Document>, RepositoryError>;
    fn get_multi(&self, ids: &[EntityId]) -> Result<Vec<Option<Document>>, RepositoryError>;
    fn get_all(&self) -> Result<Vec<Document>, RepositoryError>;
    fn update(&mut self, entity: &Document) -> Result<Document, RepositoryError>;
    fn update_multi(&mut self, entities: &[Document]) -> Result<Vec<Document>, RepositoryError>;
    fn update_with_relationships(&mut self, entity: &Document)
    -> Result<Document, RepositoryError>;
    fn update_with_relationships_multi(
        &mut self,
        entities: &[Document],
    ) -> Result<Vec<Document>, RepositoryError>;
    fn remove(&mut self, id: &EntityId) -> Result<(), RepositoryError>;
    fn remove_multi(&mut self, ids: &[EntityId]) -> Result<(), RepositoryError>;
    fn get_relationship(
        &self,
        id: &EntityId,
        field: &DocumentRelationshipField,
    ) -> Result<Vec<EntityId>, RepositoryError>;
    fn get_relationship_many(
        &self,
        ids: &[EntityId],
        field: &DocumentRelationshipField,
    ) -> Result<std::collections::HashMap<EntityId, Vec<EntityId>>, RepositoryError>;
    fn get_relationship_count(
        &self,
        id: &EntityId,
        field: &DocumentRelationshipField,
    ) -> Result<usize, RepositoryError>;
    fn get_relationship_in_range(
        &self,
        id: &EntityId,
        field: &DocumentRelationshipField,
        offset: usize,
        limit: usize,
    ) -> Result<Vec<EntityId>, RepositoryError>;
    fn get_relationships_from_right_ids(
        &self,
        field: &DocumentRelationshipField,
        right_ids: &[EntityId],
    ) -> Result<Vec<(EntityId, Vec<EntityId>)>, RepositoryError>;
    fn set_relationship_multi(
        &mut self,
        field: &DocumentRelationshipField,
        relationships: Vec<(EntityId, Vec<EntityId>)>,
    ) -> Result<(), RepositoryError>;
    fn set_relationship(
        &mut self,
        id: &EntityId,
        field: &DocumentRelationshipField,
        right_ids: &[EntityId],
    ) -> Result<(), RepositoryError>;
    fn move_relationship_ids(
        &mut self,
        id: &EntityId,
        field: &DocumentRelationshipField,
        ids_to_move: &[EntityId],
        new_index: i32,
    ) -> Result<Vec<EntityId>, RepositoryError>;
}

pub trait DocumentTableRO {
    fn get(&self, id: &EntityId) -> Result<Option<Document>, RepositoryError>;
    fn get_multi(&self, ids: &[EntityId]) -> Result<Vec<Option<Document>>, RepositoryError>;
    fn get_all(&self) -> Result<Vec<Document>, RepositoryError>;
    fn get_relationship(
        &self,
        id: &EntityId,
        field: &DocumentRelationshipField,
    ) -> Result<Vec<EntityId>, RepositoryError>;
    fn get_relationship_many(
        &self,
        ids: &[EntityId],
        field: &DocumentRelationshipField,
    ) -> Result<std::collections::HashMap<EntityId, Vec<EntityId>>, RepositoryError>;
    fn get_relationship_count(
        &self,
        id: &EntityId,
        field: &DocumentRelationshipField,
    ) -> Result<usize, RepositoryError>;
    fn get_relationship_in_range(
        &self,
        id: &EntityId,
        field: &DocumentRelationshipField,
        offset: usize,
        limit: usize,
    ) -> Result<Vec<EntityId>, RepositoryError>;
    fn get_relationships_from_right_ids(
        &self,
        field: &DocumentRelationshipField,
        right_ids: &[EntityId],
    ) -> Result<Vec<(EntityId, Vec<EntityId>)>, RepositoryError>;
}

pub struct DocumentRepository<'a> {
    table: Box<dyn DocumentTable + 'a>,
    transaction: &'a Transaction,
}

impl<'a> DocumentRepository<'a> {
    pub fn new(table: Box<dyn DocumentTable + 'a>, transaction: &'a Transaction) -> Self {
        DocumentRepository { table, transaction }
    }

    pub fn create_orphan(
        &mut self,
        event_buffer: &mut EventBuffer,
        entity: &Document,
    ) -> Result<Document, RepositoryError> {
        let new = self.table.create(entity)?;
        event_buffer.push(Event {
            origin: Origin::DirectAccess(DirectAccessEntity::Document(EntityEvent::Created)),
            ids: vec![new.id],
            data: None,
        });
        Ok(new)
    }

    pub fn create_orphan_multi(
        &mut self,
        event_buffer: &mut EventBuffer,
        entities: &[Document],
    ) -> Result<Vec<Document>, RepositoryError> {
        let new_entities = self.table.create_multi(entities)?;
        event_buffer.push(Event {
            origin: Origin::DirectAccess(DirectAccessEntity::Document(EntityEvent::Created)),
            ids: new_entities.iter().map(|e| e.id).collect(),
            data: None,
        });
        Ok(new_entities)
    }
    pub fn create(
        &mut self,
        event_buffer: &mut EventBuffer,
        entity: &Document,
        owner_id: EntityId,
        _index: i32,
    ) -> Result<Document, RepositoryError> {
        let new = self.table.create(entity)?;
        let created_id = new.id;

        let mut relationship_ids = self.get_relationships_from_owner(&owner_id)?;
        if relationship_ids.is_empty() {
            relationship_ids = vec![created_id];
        } else {
            // Replace existing relationship: cascade-remove old entities first
            self.remove_multi(event_buffer, &relationship_ids)?;
            relationship_ids = vec![created_id];
        }

        self.set_relationships_in_owner(event_buffer, &owner_id, &relationship_ids)?;
        event_buffer.push(Event {
            origin: Origin::DirectAccess(DirectAccessEntity::Document(EntityEvent::Created)),
            ids: vec![created_id],
            data: None,
        });
        Ok(new)
    }

    pub fn create_multi(
        &mut self,
        event_buffer: &mut EventBuffer,
        entities: &[Document],
        owner_id: EntityId,
        _index: i32,
    ) -> Result<Vec<Document>, RepositoryError> {
        let new_entities = self.table.create_multi(entities)?;
        let created_ids: Vec<EntityId> = new_entities.iter().map(|e| e.id).collect();

        let mut relationship_ids = self.get_relationships_from_owner(&owner_id)?;
        if relationship_ids.is_empty() {
            relationship_ids = created_ids.clone();
        } else {
            self.remove_multi(event_buffer, &relationship_ids)?;
            relationship_ids = created_ids.clone();
        }

        self.set_relationships_in_owner(event_buffer, &owner_id, &relationship_ids)?;
        event_buffer.push(Event {
            origin: Origin::DirectAccess(DirectAccessEntity::Document(EntityEvent::Created)),
            ids: created_ids,
            data: None,
        });
        Ok(new_entities)
    }

    pub fn get(&self, id: &EntityId) -> Result<Option<Document>, RepositoryError> {
        self.table.get(id)
    }
    pub fn get_multi(&self, ids: &[EntityId]) -> Result<Vec<Option<Document>>, RepositoryError> {
        self.table.get_multi(ids)
    }
    pub fn get_all(&self) -> Result<Vec<Document>, RepositoryError> {
        self.table.get_all()
    }

    pub fn update(
        &mut self,
        event_buffer: &mut EventBuffer,
        entity: &Document,
    ) -> Result<Document, RepositoryError> {
        let updated = self.table.update(entity)?;
        event_buffer.push(Event {
            origin: Origin::DirectAccess(DirectAccessEntity::Document(EntityEvent::Updated)),
            ids: vec![updated.id],
            data: None,
        });
        Ok(updated)
    }

    pub fn update_multi(
        &mut self,
        event_buffer: &mut EventBuffer,
        entities: &[Document],
    ) -> Result<Vec<Document>, RepositoryError> {
        let updated = self.table.update_multi(entities)?;
        event_buffer.push(Event {
            origin: Origin::DirectAccess(DirectAccessEntity::Document(EntityEvent::Updated)),
            ids: updated.iter().map(|e| e.id).collect(),
            data: None,
        });
        Ok(updated)
    }

    pub fn update_with_relationships(
        &mut self,
        event_buffer: &mut EventBuffer,
        entity: &Document,
    ) -> Result<Document, RepositoryError> {
        let updated = self.table.update_with_relationships(entity)?;
        event_buffer.push(Event {
            origin: Origin::DirectAccess(DirectAccessEntity::Document(EntityEvent::Updated)),
            ids: vec![updated.id],
            data: None,
        });
        Ok(updated)
    }

    pub fn update_with_relationships_multi(
        &mut self,
        event_buffer: &mut EventBuffer,
        entities: &[Document],
    ) -> Result<Vec<Document>, RepositoryError> {
        let updated = self.table.update_with_relationships_multi(entities)?;
        event_buffer.push(Event {
            origin: Origin::DirectAccess(DirectAccessEntity::Document(EntityEvent::Updated)),
            ids: updated.iter().map(|e| e.id).collect(),
            data: None,
        });
        Ok(updated)
    }

    pub fn remove(
        &mut self,
        event_buffer: &mut EventBuffer,
        id: &EntityId,
    ) -> Result<(), RepositoryError> {
        let entity = match self.table.get(id)? {
            Some(e) => e,
            None => return Ok(()),
        };
        // get all strong forward relationship fields

        let frames = entity.frames.clone();
        let resources = entity.resources.clone();
        let lists = entity.lists.clone();
        let tables = entity.tables.clone();

        // remove all strong relationships, initiating a cascade remove

        repository_factory::write::create_frame_repository(self.transaction)?
            .remove_multi(event_buffer, &frames)?;
        repository_factory::write::create_resource_repository(self.transaction)?
            .remove_multi(event_buffer, &resources)?;
        repository_factory::write::create_list_repository(self.transaction)?
            .remove_multi(event_buffer, &lists)?;
        repository_factory::write::create_table_repository(self.transaction)?
            .remove_multi(event_buffer, &tables)?;
        // Before removal, find which owner(s) reference this entity
        let affected_owner_ids: Vec<EntityId> = {
            let owner_repo = repository_factory::write::create_root_repository(self.transaction)?;
            owner_repo
                .get_relationships_from_right_ids(&RootRelationshipField::Document, &[*id])?
                .into_iter()
                .map(|(owner_id, _)| owner_id)
                .collect()
        };
        // Save each owner's current relationship IDs (properly ordered via get_relationships_from_owner)
        let mut owner_rel_before: std::collections::HashMap<EntityId, Vec<EntityId>> =
            std::collections::HashMap::new();
        for owner_id in &affected_owner_ids {
            owner_rel_before.insert(*owner_id, self.get_relationships_from_owner(owner_id)?);
        }

        // remove entity
        self.table.remove(id)?;
        event_buffer.push(Event {
            origin: Origin::DirectAccess(DirectAccessEntity::Document(EntityEvent::Removed)),
            ids: vec![*id],
            data: None,
        });
        // Update each affected owner's relationship to exclude removed ID (emits Updated event)
        for owner_id in &affected_owner_ids {
            if let Some(rel_ids) = owner_rel_before.get(owner_id) {
                let updated: Vec<EntityId> =
                    rel_ids.iter().copied().filter(|rid| *rid != *id).collect();
                self.set_relationships_in_owner(event_buffer, owner_id, &updated)?;
            }
        }

        Ok(())
    }

    pub fn remove_multi(
        &mut self,
        event_buffer: &mut EventBuffer,
        ids: &[EntityId],
    ) -> Result<(), RepositoryError> {
        let entities = self.table.get_multi(ids)?;
        if entities.is_empty() || entities.iter().all(|e| e.is_none()) {
            return Ok(());
        }

        // get all strong forward relationship fields

        let mut frames_ids: Vec<EntityId> = entities
            .iter()
            .flat_map(|entity| entity.as_ref().map(|entity| entity.frames.clone()))
            .flatten()
            .collect();
        // remove duplicates
        frames_ids.sort();
        frames_ids.dedup();
        let mut resources_ids: Vec<EntityId> = entities
            .iter()
            .flat_map(|entity| entity.as_ref().map(|entity| entity.resources.clone()))
            .flatten()
            .collect();
        // remove duplicates
        resources_ids.sort();
        resources_ids.dedup();
        let mut lists_ids: Vec<EntityId> = entities
            .iter()
            .flat_map(|entity| entity.as_ref().map(|entity| entity.lists.clone()))
            .flatten()
            .collect();
        // remove duplicates
        lists_ids.sort();
        lists_ids.dedup();
        let mut tables_ids: Vec<EntityId> = entities
            .iter()
            .flat_map(|entity| entity.as_ref().map(|entity| entity.tables.clone()))
            .flatten()
            .collect();
        // remove duplicates
        tables_ids.sort();
        tables_ids.dedup();

        // remove all strong relationships, initiating a cascade remove

        repository_factory::write::create_frame_repository(self.transaction)?
            .remove_multi(event_buffer, &frames_ids)?;
        repository_factory::write::create_resource_repository(self.transaction)?
            .remove_multi(event_buffer, &resources_ids)?;
        repository_factory::write::create_list_repository(self.transaction)?
            .remove_multi(event_buffer, &lists_ids)?;
        repository_factory::write::create_table_repository(self.transaction)?
            .remove_multi(event_buffer, &tables_ids)?;
        // Before removal, find which owner(s) reference these entities
        let affected_owner_ids: Vec<EntityId> = {
            let owner_repo = repository_factory::write::create_root_repository(self.transaction)?;
            owner_repo
                .get_relationships_from_right_ids(&RootRelationshipField::Document, ids)?
                .into_iter()
                .map(|(owner_id, _)| owner_id)
                .collect()
        };
        // Save each owner's current relationship IDs (properly ordered via get_relationships_from_owner)
        let mut owner_rel_before: std::collections::HashMap<EntityId, Vec<EntityId>> =
            std::collections::HashMap::new();
        for owner_id in &affected_owner_ids {
            owner_rel_before.insert(*owner_id, self.get_relationships_from_owner(owner_id)?);
        }

        self.table.remove_multi(ids)?;
        event_buffer.push(Event {
            origin: Origin::DirectAccess(DirectAccessEntity::Document(EntityEvent::Removed)),
            ids: ids.into(),
            data: None,
        });
        // Update each affected owner's relationship to exclude removed IDs (emits Updated event)
        {
            let removed_set: std::collections::HashSet<EntityId> = ids.iter().copied().collect();
            for owner_id in &affected_owner_ids {
                if let Some(rel_ids) = owner_rel_before.get(owner_id) {
                    let updated: Vec<EntityId> = rel_ids
                        .iter()
                        .copied()
                        .filter(|rid| !removed_set.contains(rid))
                        .collect();
                    self.set_relationships_in_owner(event_buffer, owner_id, &updated)?;
                }
            }
        }

        Ok(())
    }
    pub fn get_relationship(
        &self,
        id: &EntityId,
        field: &DocumentRelationshipField,
    ) -> Result<Vec<EntityId>, RepositoryError> {
        self.table.get_relationship(id, field)
    }
    pub fn get_relationship_many(
        &self,
        ids: &[EntityId],
        field: &DocumentRelationshipField,
    ) -> Result<std::collections::HashMap<EntityId, Vec<EntityId>>, RepositoryError> {
        self.table.get_relationship_many(ids, field)
    }
    pub fn get_relationship_count(
        &self,
        id: &EntityId,
        field: &DocumentRelationshipField,
    ) -> Result<usize, RepositoryError> {
        self.table.get_relationship_count(id, field)
    }
    pub fn get_relationship_in_range(
        &self,
        id: &EntityId,
        field: &DocumentRelationshipField,
        offset: usize,
        limit: usize,
    ) -> Result<Vec<EntityId>, RepositoryError> {
        self.table
            .get_relationship_in_range(id, field, offset, limit)
    }
    pub fn get_relationships_from_right_ids(
        &self,
        field: &DocumentRelationshipField,
        right_ids: &[EntityId],
    ) -> Result<Vec<(EntityId, Vec<EntityId>)>, RepositoryError> {
        self.table
            .get_relationships_from_right_ids(field, right_ids)
    }

    pub fn set_relationship_multi(
        &mut self,
        event_buffer: &mut EventBuffer,
        field: &DocumentRelationshipField,
        relationships: Vec<(EntityId, Vec<EntityId>)>,
    ) -> Result<(), RepositoryError> {
        // Validate that all right_ids exist
        let all_right_ids: Vec<EntityId> = relationships
            .iter()
            .flat_map(|(_, ids)| ids.iter().copied())
            .collect();
        if !all_right_ids.is_empty() {
            match field {
                DocumentRelationshipField::Frames => {
                    let child_repo =
                        repository_factory::write::create_frame_repository(self.transaction)?;
                    let found = child_repo.get_multi(&all_right_ids)?;
                    let missing: Vec<_> = all_right_ids
                        .iter()
                        .zip(found.iter())
                        .filter(|(_, entity)| entity.is_none())
                        .map(|(id, _)| *id)
                        .collect();
                    if !missing.is_empty() {
                        return Err(RepositoryError::MissingRelationshipTarget {
                            operation: "set_relationship_multi",
                            ids: missing,
                        });
                    }
                }
                DocumentRelationshipField::Lists => {
                    let child_repo =
                        repository_factory::write::create_list_repository(self.transaction)?;
                    let found = child_repo.get_multi(&all_right_ids)?;
                    let missing: Vec<_> = all_right_ids
                        .iter()
                        .zip(found.iter())
                        .filter(|(_, entity)| entity.is_none())
                        .map(|(id, _)| *id)
                        .collect();
                    if !missing.is_empty() {
                        return Err(RepositoryError::MissingRelationshipTarget {
                            operation: "set_relationship_multi",
                            ids: missing,
                        });
                    }
                }
                DocumentRelationshipField::Resources => {
                    let child_repo =
                        repository_factory::write::create_resource_repository(self.transaction)?;
                    let found = child_repo.get_multi(&all_right_ids)?;
                    let missing: Vec<_> = all_right_ids
                        .iter()
                        .zip(found.iter())
                        .filter(|(_, entity)| entity.is_none())
                        .map(|(id, _)| *id)
                        .collect();
                    if !missing.is_empty() {
                        return Err(RepositoryError::MissingRelationshipTarget {
                            operation: "set_relationship_multi",
                            ids: missing,
                        });
                    }
                }
                DocumentRelationshipField::Tables => {
                    let child_repo =
                        repository_factory::write::create_table_repository(self.transaction)?;
                    let found = child_repo.get_multi(&all_right_ids)?;
                    let missing: Vec<_> = all_right_ids
                        .iter()
                        .zip(found.iter())
                        .filter(|(_, entity)| entity.is_none())
                        .map(|(id, _)| *id)
                        .collect();
                    if !missing.is_empty() {
                        return Err(RepositoryError::MissingRelationshipTarget {
                            operation: "set_relationship_multi",
                            ids: missing,
                        });
                    }
                }
            }
        }
        self.table
            .set_relationship_multi(field, relationships.clone())?;
        for (left_id, right_ids) in relationships {
            event_buffer.push(Event {
                origin: Origin::DirectAccess(DirectAccessEntity::Document(EntityEvent::Updated)),
                ids: vec![left_id],
                data: Some(format!(
                    "{}:{}",
                    field,
                    right_ids
                        .iter()
                        .map(|id| id.to_string())
                        .collect::<Vec<_>>()
                        .join(",")
                )),
            });
        }
        Ok(())
    }

    pub fn set_relationship(
        &mut self,
        event_buffer: &mut EventBuffer,
        id: &EntityId,
        field: &DocumentRelationshipField,
        right_ids: &[EntityId],
    ) -> Result<(), RepositoryError> {
        // Validate that all right_ids exist
        if !right_ids.is_empty() {
            match field {
                DocumentRelationshipField::Frames => {
                    let child_repo =
                        repository_factory::write::create_frame_repository(self.transaction)?;
                    let found = child_repo.get_multi(right_ids)?;
                    let missing: Vec<_> = right_ids
                        .iter()
                        .zip(found.iter())
                        .filter(|(_, entity)| entity.is_none())
                        .map(|(id, _)| *id)
                        .collect();
                    if !missing.is_empty() {
                        return Err(RepositoryError::MissingRelationshipTarget {
                            operation: "set_relationship",
                            ids: missing,
                        });
                    }
                }
                DocumentRelationshipField::Lists => {
                    let child_repo =
                        repository_factory::write::create_list_repository(self.transaction)?;
                    let found = child_repo.get_multi(right_ids)?;
                    let missing: Vec<_> = right_ids
                        .iter()
                        .zip(found.iter())
                        .filter(|(_, entity)| entity.is_none())
                        .map(|(id, _)| *id)
                        .collect();
                    if !missing.is_empty() {
                        return Err(RepositoryError::MissingRelationshipTarget {
                            operation: "set_relationship",
                            ids: missing,
                        });
                    }
                }
                DocumentRelationshipField::Resources => {
                    let child_repo =
                        repository_factory::write::create_resource_repository(self.transaction)?;
                    let found = child_repo.get_multi(right_ids)?;
                    let missing: Vec<_> = right_ids
                        .iter()
                        .zip(found.iter())
                        .filter(|(_, entity)| entity.is_none())
                        .map(|(id, _)| *id)
                        .collect();
                    if !missing.is_empty() {
                        return Err(RepositoryError::MissingRelationshipTarget {
                            operation: "set_relationship",
                            ids: missing,
                        });
                    }
                }
                DocumentRelationshipField::Tables => {
                    let child_repo =
                        repository_factory::write::create_table_repository(self.transaction)?;
                    let found = child_repo.get_multi(right_ids)?;
                    let missing: Vec<_> = right_ids
                        .iter()
                        .zip(found.iter())
                        .filter(|(_, entity)| entity.is_none())
                        .map(|(id, _)| *id)
                        .collect();
                    if !missing.is_empty() {
                        return Err(RepositoryError::MissingRelationshipTarget {
                            operation: "set_relationship",
                            ids: missing,
                        });
                    }
                }
            }
        }
        self.table.set_relationship(id, field, right_ids)?;
        event_buffer.push(Event {
            origin: Origin::DirectAccess(DirectAccessEntity::Document(EntityEvent::Updated)),
            ids: vec![*id],
            data: Some(format!(
                "{}:{}",
                field,
                right_ids
                    .iter()
                    .map(|id| id.to_string())
                    .collect::<Vec<_>>()
                    .join(",")
            )),
        });
        Ok(())
    }

    pub fn move_relationship_ids(
        &mut self,
        event_buffer: &mut EventBuffer,
        id: &EntityId,
        field: &DocumentRelationshipField,
        ids_to_move: &[EntityId],
        new_index: i32,
    ) -> Result<Vec<EntityId>, RepositoryError> {
        let reordered = self
            .table
            .move_relationship_ids(id, field, ids_to_move, new_index)?;
        event_buffer.push(Event {
            origin: Origin::DirectAccess(DirectAccessEntity::Document(EntityEvent::Updated)),
            ids: vec![*id],
            data: Some(format!(
                "{}:{}",
                field,
                reordered
                    .iter()
                    .map(|id| id.to_string())
                    .collect::<Vec<_>>()
                    .join(",")
            )),
        });
        Ok(reordered)
    }
    pub fn get_relationships_from_owner(
        &self,
        owner_id: &EntityId,
    ) -> Result<Vec<EntityId>, RepositoryError> {
        let repo = repository_factory::write::create_root_repository(self.transaction)?;
        repo.get_relationship(owner_id, &RootRelationshipField::Document)
    }

    pub fn set_relationships_in_owner(
        &mut self,
        event_buffer: &mut EventBuffer,
        owner_id: &EntityId,
        ids: &[EntityId],
    ) -> Result<(), RepositoryError> {
        let mut repo = repository_factory::write::create_root_repository(self.transaction)?;
        repo.set_relationship(
            event_buffer,
            owner_id,
            &RootRelationshipField::Document,
            ids,
        )
    }

    pub fn snapshot(&self, _ids: &[EntityId]) -> Result<EntityTreeSnapshot, RepositoryError> {
        let store_snap = self.transaction.snapshot_store();
        Ok(EntityTreeSnapshot {
            store_snapshot: Some(store_snap),
        })
    }

    pub fn restore(
        &mut self,
        event_buffer: &mut EventBuffer,
        snap: &EntityTreeSnapshot,
    ) -> Result<(), RepositoryError> {
        let store_snap = snap
            .store_snapshot
            .as_ref()
            .ok_or_else(|| RepositoryError::Serialization("missing store snapshot".into()))?;
        self.transaction.restore_store(store_snap);

        let store = self.transaction.get_store();

        let mut emit = |entity: DirectAccessEntity, ids: Vec<EntityId>| {
            if !ids.is_empty() {
                event_buffer.push(Event {
                    origin: Origin::DirectAccess(entity),
                    ids,
                    data: None,
                });
            }
        };

        // Emit Created events for this entity
        let document_ids: Vec<_> = store.documents.read().unwrap().keys().copied().collect();
        emit(
            DirectAccessEntity::Document(EntityEvent::Created),
            document_ids.clone(),
        );
        emit(
            DirectAccessEntity::Document(EntityEvent::Updated),
            document_ids,
        );

        // Emit Created events for strong children

        {
            let child_ids: Vec<_> = store.frames.read().unwrap().keys().copied().collect();
            emit(
                DirectAccessEntity::Frame(EntityEvent::Created),
                child_ids.clone(),
            );
            emit(DirectAccessEntity::Frame(EntityEvent::Updated), child_ids);
        }
        {
            let child_ids: Vec<_> = store.resources.read().unwrap().keys().copied().collect();
            emit(
                DirectAccessEntity::Resource(EntityEvent::Created),
                child_ids.clone(),
            );
        }
        {
            let child_ids: Vec<_> = store.lists.read().unwrap().keys().copied().collect();
            emit(
                DirectAccessEntity::List(EntityEvent::Created),
                child_ids.clone(),
            );
        }
        {
            let child_ids: Vec<_> = store.tables.read().unwrap().keys().copied().collect();
            emit(
                DirectAccessEntity::Table(EntityEvent::Created),
                child_ids.clone(),
            );
            emit(DirectAccessEntity::Table(EntityEvent::Updated), child_ids);
        }

        Ok(())
    }
}

pub struct DocumentRepositoryRO<'a> {
    table: Box<dyn DocumentTableRO + 'a>,
}
impl<'a> DocumentRepositoryRO<'a> {
    pub fn new(table: Box<dyn DocumentTableRO + 'a>) -> Self {
        DocumentRepositoryRO { table }
    }
    pub fn get(&self, id: &EntityId) -> Result<Option<Document>, RepositoryError> {
        self.table.get(id)
    }
    pub fn get_multi(&self, ids: &[EntityId]) -> Result<Vec<Option<Document>>, RepositoryError> {
        self.table.get_multi(ids)
    }
    pub fn get_all(&self) -> Result<Vec<Document>, RepositoryError> {
        self.table.get_all()
    }
    pub fn get_relationship(
        &self,
        id: &EntityId,
        field: &DocumentRelationshipField,
    ) -> Result<Vec<EntityId>, RepositoryError> {
        self.table.get_relationship(id, field)
    }
    pub fn get_relationship_many(
        &self,
        ids: &[EntityId],
        field: &DocumentRelationshipField,
    ) -> Result<std::collections::HashMap<EntityId, Vec<EntityId>>, RepositoryError> {
        self.table.get_relationship_many(ids, field)
    }
    pub fn get_relationship_count(
        &self,
        id: &EntityId,
        field: &DocumentRelationshipField,
    ) -> Result<usize, RepositoryError> {
        self.table.get_relationship_count(id, field)
    }
    pub fn get_relationship_in_range(
        &self,
        id: &EntityId,
        field: &DocumentRelationshipField,
        offset: usize,
        limit: usize,
    ) -> Result<Vec<EntityId>, RepositoryError> {
        self.table
            .get_relationship_in_range(id, field, offset, limit)
    }
    pub fn get_relationships_from_right_ids(
        &self,
        field: &DocumentRelationshipField,
        right_ids: &[EntityId],
    ) -> Result<Vec<(EntityId, Vec<EntityId>)>, RepositoryError> {
        self.table
            .get_relationships_from_right_ids(field, right_ids)
    }
}