22 lines
636 B
Swift
22 lines
636 B
Swift
import Foundation
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import SQLite
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struct DBMetadataKey {
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private static let table = Table("metadata_keys")
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private static let rowId = Expression<Int>("ROWID")
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private static let rowKey = Expression<String>("key")
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static func key(for keyId: Int, in database: Connection) throws -> String {
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try database.prepare(table.filter(rowId == keyId).limit(1)).map { $0[rowKey] }.first!
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}
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static func readAll(in database: Connection) throws -> [ Int: String] {
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try database.prepare(table).reduce(into: [:]) { dict, row in
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dict[row[rowId]] = row[rowKey]
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}
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}
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}
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