smoa/app/src/main/java/com/smoa/sync/SyncConflictSnapshotRepository.kt

package com.smoa.sync

import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.flow.Flow
import kotlinx.coroutines.withContext
import javax.inject.Inject
import javax.inject.Singleton

/**
 * Read and manage persisted sync conflict snapshots (order, evidence, directory, report).
 * Compose UI can collect [observeSnapshots] or [observeByResourceType] for settings / debug / recovery flows.
 */
@Singleton
class SyncConflictSnapshotRepository @Inject constructor(
    private val dao: SyncConflictSnapshotDao
) {

    fun observeSnapshots(): Flow<List<SyncConflictSnapshotEntity>> = dao.observeAll()

    fun observeByResourceType(resourceType: String): Flow<List<SyncConflictSnapshotEntity>> =
        dao.observeByResourceType(resourceType)

    suspend fun getSnapshot(resourceType: String, itemId: String): SyncConflictSnapshotEntity? =
        withContext(Dispatchers.IO) {
            dao.get(resourceType, itemId)
        }

    suspend fun deleteSnapshot(resourceType: String, itemId: String) {
        withContext(Dispatchers.IO) {
            dao.delete(resourceType, itemId)
        }
    }

    suspend fun clearAll() {
        withContext(Dispatchers.IO) {
            dao.clearAll()
        }
    }
}