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package org.cardanofoundation.conversions;
import static org.cardanofoundation.conversions.domain.Consensus.*;
import static org.cardanofoundation.conversions.domain.EraType.Byron;
import static org.cardanofoundation.conversions.domain.EraType.Shelley;
import static org.cardanofoundation.conversions.domain.LedgerProtocol.Praos;
import static org.cardanofoundation.conversions.domain.LedgerProtocol.TPraos;
import static org.cardanofoundation.conversions.domain.ProtocolVersion.*;
import java.util.List;
import java.util.Optional;
import org.cardanofoundation.conversions.domain.*;
public class StaticEraHistoryFactory {
public static EraHistory create(GenesisPaths genesisPaths) {
return switch (genesisPaths.networkType()) {
case MAINNET -> new EraHistory(mainnet(genesisPaths));
case PREPROD -> new EraHistory(preprod(genesisPaths));
default -> new EraHistory(List.of());
};
}
private static List mainnet(GenesisPaths genesisPaths) {
return List.of(
new EraHistoryItem(
Phase.Byron,
new Era(Byron, Optional.of(genesisPaths.byronLink())),
0L,
Optional.empty(),
0L,
Optional.of(3_801_600L - 1L),
0,
Optional.of(175),
VER_0_0,
Optional.empty(),
Ouroboros_Classic,
false),
new EraHistoryItem(
Phase.Byron,
new Era(Byron, Optional.of(genesisPaths.byronLink())),
3801600L,
Optional.of(4_492_799L),
3_801_600L,
Optional.of(4_492_800L - 1L),
176,
Optional.of(207),
ProtocolVersion.VER_1_0,
Optional.empty(),
Ouroboros_BFT,
false),
new EraHistoryItem(
Phase.Shelley,
new Era(Shelley, Optional.of(genesisPaths.shelleyLink())),
4_492_800L,
Optional.of(16_588_737L),
4_492_800L,
Optional.of(16_588_800L - 1L),
208,
Optional.of(235),
ProtocolVersion.VER_2_0,
Optional.of(TPraos),
Ouroboros_Praos,
false),
new EraHistoryItem(
Phase.Gougen,
Era.noGenesis(EraType.Allegra),
16_588_800L,
Optional.of(23_068_793L),
16_588_800L,
Optional.of(23_068_800L - 1L),
236,
Optional.of(250),
ProtocolVersion.VER_3_0,
Optional.of(TPraos),
Ouroboros_Praos,
false),
new EraHistoryItem(
Phase.Gougen,
Era.noGenesis(EraType.Mary),
23_068_800L,
Optional.of(399_167_96L),
23_068_800L,
Optional.of(39_916_800L),
251,
Optional.of(289),
ProtocolVersion.VER_4_0,
Optional.of(TPraos),
Ouroboros_Praos,
false),
new EraHistoryItem(
Phase.Gougen,
Era.noGenesis(EraType.Alonzo),
39_916_975L,
Optional.empty(), // TODO: find out this value based on some explorer data
39_916_800L,
Optional.of(43_372_800L - 1L),
290,
Optional.of(297),
ProtocolVersion.VER_5_0,
Optional.of(TPraos),
Ouroboros_Praos,
false),
new EraHistoryItem(
Phase.Gougen,
Era.noGenesis(EraType.Alonzo),
43_372_972L,
Optional.of(72_316_796L),
43_372_800L,
Optional.of(72_316_800L - 1L),
298,
Optional.of(364),
VER_6_0,
Optional.of(TPraos),
Ouroboros_Praos,
false),
new EraHistoryItem(
Phase.Gougen,
Era.noGenesis(EraType.Babbage),
72_316_896L,
Optional.empty(), // TODO: find out this value based on some explorer data
72_316_800L,
Optional.empty(),
365,
Optional.of(393),
ProtocolVersion.VER_7_0,
Optional.of(Praos),
Ouroboros_Praos,
true),
new EraHistoryItem(
Phase.Gougen,
Era.noGenesis(EraType.Babbage),
84_844_885L,
Optional.empty(),
84_844_800L,
Optional.empty(),
394,
Optional.empty(),
VER_8_0,
Optional.of(Praos),
Ouroboros_Praos,
true));
}
// TODO fill out real first and last slot block values for pre-prod (not only theoretical ones)
private static List preprod(GenesisPaths genesisPaths) {
return List.of(
new EraHistoryItem(
Phase.Byron,
new Era(Byron, Optional.of(genesisPaths.byronLink())),
0,
Optional.of(84_242L),
0,
Optional.of(86_400L - 1L),
0,
Optional.of(3),
ProtocolVersion.VER_1_0,
Optional.empty(),
Ouroboros_BFT,
false),
new EraHistoryItem(
Phase.Shelley,
new Era(Shelley, Optional.of(genesisPaths.shelleyLink())),
-1L, // TODO find out this value based on some explorer data
Optional.of(518_360L),
86_400L,
Optional.of(518_400L - 1L),
4,
Optional.of(4),
ProtocolVersion.VER_2_0,
Optional.of(TPraos),
Ouroboros_Praos,
false),
new EraHistoryItem(
Phase.Gougen,
Era.noGenesis(EraType.Allegra),
-1L, // TODO find out this value based on some explorer data
Optional.of(950_340L),
518_400L,
Optional.of(950_400L - 1L),
5,
Optional.of(5),
ProtocolVersion.VER_3_0,
Optional.of(TPraos),
Ouroboros_Praos,
false),
new EraHistoryItem(
Phase.Gougen,
Era.noGenesis(EraType.Mary),
-1L, // TODO find out this value based on some explorer data
Optional.of(1_382_348L),
950_400L,
Optional.of(1_382_400L - 1L),
6,
Optional.of(6),
ProtocolVersion.VER_4_0,
Optional.of(TPraos),
Ouroboros_Praos,
false),
new EraHistoryItem(
Phase.Gougen,
Era.noGenesis(EraType.Alonzo),
-1L, // TODO find out this value based on some explorer data
Optional.of(3_542_390L),
1_382_400L,
Optional.of(3_974_400L - 1L),
7,
Optional.of(12),
VER_6_0,
Optional.of(TPraos),
Ouroboros_Praos,
false),
new EraHistoryItem(
Phase.Gougen,
Era.noGenesis(EraType.Babbage),
-1L, // TODO find out this value based on some explorer data
Optional.empty(),
3_974_400L,
Optional.empty(),
13,
Optional.empty(),
VER_8_0,
Optional.of(Praos),
Ouroboros_Praos,
true));
}
}
