oficina / sheets Public

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1	import Foundation
2
3	// Network awaits alone do not move JSON processing off the main actor.
4	actor SheetWireWorker {
5	func decode(_ data: Data) throws -> GridResponse {
6	try JSONDecoder().decode(GridResponse.self, from: data)
7	}
8
9	func encode(_ writes: [CellWrite], startingAt offset: Int) throws -> (data: Data, count: Int) {
10	struct Batch: Encodable { let cells: [CellWrite] }
11	var count = min(500, writes.count - offset)
12	var data = try JSONEncoder().encode(Batch(cells: Array(writes[offset..<offset + count])))
13	while data.count > 1 << 20 && count > 1 {
14	count /= 2
15	data = try JSONEncoder().encode(Batch(cells: Array(writes[offset..<offset + count])))
16	}
17	return (data, count)
18	}
19	}
20