import Foundation
import Testing
@testable import gitbay

private func makeClient() throws -> (GitbayClient, StubProtocol.Box) {
    let box = StubProtocol.box()
    let client = GitbayClient(
        instance: try GitbayInstance(url: "https://gitbay.org"),
        token: "test-token",
        session: box.session()
    )
    return (client, box)
}

private func posted(_ stub: StubProtocol.Box) throws -> [[String]] {
    try stub.seen.filter { $0.method == "POST" }.map { seen in
        let body = try #require(try JSONSerialization.jsonObject(with: seen.body) as? [String: Any])
        return try #require(body["argv"] as? [String])
    }
}

struct KeyExpiryTests {

    @Test func keysCarryLastUseExpiryAndWhoCreatedThem() throws {
        let json = """
            [{"fingerprint":"SHA256:a","algo":"ssh-ed25519","scope":"full","label":"laptop",\
            "last_used_at":"2026-10-14T07:32:16.789Z"},\
            {"fingerprint":"SHA256:b","algo":"ssh-ed25519","scope":"git","label":"ci",\
            "created_by":"phone","expires_at":"2026-01-01T00:00:00Z"},\
            {"fingerprint":"SHA256:c","algo":"ssh-ed25519","scope":"full","label":""}]
            """
        let keys = try GitbayClient.decoder().decode([AccountViewModel.SSHKey].self, from: Data(json.utf8))
        let now = try Date("2026-10-15T00:00:00Z", strategy: .iso8601)

        #expect(keys[0].lastUsedAt != nil)
        #expect(keys[0].expiresAt == nil)
        #expect(!keys[0].isExpired(at: now))
        #expect(keys[1].createdBy == "phone")
        #expect(keys[1].isExpired(at: now))
        #expect(keys[2].lastUsedAt == nil)
    }
}

@MainActor
struct KeyTTLTests {

    @Test func anExpiringKeyIsAddedWithItsTTL() async throws {
        let (client, stub) = try makeClient()
        stub.enqueue(.init(status: 200, json: #"{"protocol_version":1,"data":{},"exit_code":0}"#, match: "cmd"))
        let model = AccountViewModel(client: client)

        await model.addSSHKey("ssh-ed25519 AAAA phone", scope: "full", label: "phone", ttl: "90d")

        #expect(try posted(stub) == [["keys", "add", "--scope", "full", "--label", "phone", "--ttl", "90d"]])
    }
}