package keeper_test

import (
	"time"

	"github.com/cosmos/cosmos-sdk/codec"
	sdk "github.com/cosmos/cosmos-sdk/types"
	stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types"
	"github.com/kava-labs/kava/app"
	cdptypes "github.com/kava-labs/kava/x/cdp/types"
	committeetypes "github.com/kava-labs/kava/x/committee/types"
	"github.com/kava-labs/kava/x/incentive/testutil"
	pricefeedtypes "github.com/kava-labs/kava/x/pricefeed/types"
	swaptypes "github.com/kava-labs/kava/x/swap/types"
)

// Avoid cluttering test cases with long function names
func i(in int64) sdk.Int                    { return sdk.NewInt(in) }
func d(str string) sdk.Dec                  { return sdk.MustNewDecFromStr(str) }
func c(denom string, amount int64) sdk.Coin { return sdk.NewInt64Coin(denom, amount) }
func dc(denom string, amount string) sdk.DecCoin {
	return sdk.NewDecCoinFromDec(denom, sdk.MustNewDecFromStr(amount))
}
func cs(coins ...sdk.Coin) sdk.Coins        { return sdk.NewCoins(coins...) }
func toDcs(coins ...sdk.Coin) sdk.DecCoins  { return sdk.NewDecCoinsFromCoins(coins...) }
func dcs(coins ...sdk.DecCoin) sdk.DecCoins { return sdk.NewDecCoins(coins...) }

func NewCDPGenStateMulti(cdc codec.JSONCodec) app.GenesisState {
	cdpGenesis := cdptypes.GenesisState{
		Params: cdptypes.Params{
			GlobalDebtLimit:         sdk.NewInt64Coin("usdx", 2000000000000),
			SurplusAuctionThreshold: cdptypes.DefaultSurplusThreshold,
			SurplusAuctionLot:       cdptypes.DefaultSurplusLot,
			DebtAuctionThreshold:    cdptypes.DefaultDebtThreshold,
			DebtAuctionLot:          cdptypes.DefaultDebtLot,
			CollateralParams: cdptypes.CollateralParams{
				{
					Denom:               "xrp",
					Type:                "xrp-a",
					LiquidationRatio:    sdk.MustNewDecFromStr("2.0"),
					DebtLimit:           sdk.NewInt64Coin("usdx", 500000000000),
					StabilityFee:        sdk.MustNewDecFromStr("1.000000001547125958"), // %5 apr
					LiquidationPenalty:  d("0.05"),
					AuctionSize:         i(7000000000),
					SpotMarketID:        "xrp:usd",
					LiquidationMarketID: "xrp:usd",
					ConversionFactor:    i(6),
				},
				{
					Denom:               "btc",
					Type:                "btc-a",
					LiquidationRatio:    sdk.MustNewDecFromStr("1.5"),
					DebtLimit:           sdk.NewInt64Coin("usdx", 500000000000),
					StabilityFee:        sdk.MustNewDecFromStr("1.000000000782997609"), // %2.5 apr
					LiquidationPenalty:  d("0.025"),
					AuctionSize:         i(10000000),
					SpotMarketID:        "btc:usd",
					LiquidationMarketID: "btc:usd",
					ConversionFactor:    i(8),
				},
				{
					Denom:               "bnb",
					Type:                "bnb-a",
					LiquidationRatio:    sdk.MustNewDecFromStr("1.5"),
					DebtLimit:           sdk.NewInt64Coin("usdx", 500000000000),
					StabilityFee:        sdk.MustNewDecFromStr("1.000000001547125958"), // %5 apr
					LiquidationPenalty:  d("0.05"),
					AuctionSize:         i(50000000000),
					SpotMarketID:        "bnb:usd",
					LiquidationMarketID: "bnb:usd",
					ConversionFactor:    i(8),
				},
				{
					Denom:               "busd",
					Type:                "busd-a",
					LiquidationRatio:    d("1.01"),
					DebtLimit:           sdk.NewInt64Coin("usdx", 500000000000),
					StabilityFee:        sdk.OneDec(), // %0 apr
					LiquidationPenalty:  d("0.05"),
					AuctionSize:         i(10000000000),
					SpotMarketID:        "busd:usd",
					LiquidationMarketID: "busd:usd",
					ConversionFactor:    i(8),
				},
			},
			DebtParam: cdptypes.DebtParam{
				Denom:            "usdx",
				ReferenceAsset:   "usd",
				ConversionFactor: i(6),
				DebtFloor:        i(10000000),
			},
		},
		StartingCdpID: cdptypes.DefaultCdpStartingID,
		DebtDenom:     cdptypes.DefaultDebtDenom,
		GovDenom:      cdptypes.DefaultGovDenom,
		CDPs:          cdptypes.CDPs{},
		PreviousAccumulationTimes: cdptypes.GenesisAccumulationTimes{
			cdptypes.NewGenesisAccumulationTime("btc-a", time.Time{}, sdk.OneDec()),
			cdptypes.NewGenesisAccumulationTime("xrp-a", time.Time{}, sdk.OneDec()),
			cdptypes.NewGenesisAccumulationTime("busd-a", time.Time{}, sdk.OneDec()),
			cdptypes.NewGenesisAccumulationTime("bnb-a", time.Time{}, sdk.OneDec()),
		},
		TotalPrincipals: cdptypes.GenesisTotalPrincipals{
			cdptypes.NewGenesisTotalPrincipal("btc-a", sdk.ZeroInt()),
			cdptypes.NewGenesisTotalPrincipal("xrp-a", sdk.ZeroInt()),
			cdptypes.NewGenesisTotalPrincipal("busd-a", sdk.ZeroInt()),
			cdptypes.NewGenesisTotalPrincipal("bnb-a", sdk.ZeroInt()),
		},
	}
	return app.GenesisState{cdptypes.ModuleName: cdc.MustMarshalJSON(&cdpGenesis)}
}

func NewPricefeedGenStateMultiFromTime(cdc codec.JSONCodec, t time.Time) app.GenesisState {
	expiry := 100 * 365 * 24 * time.Hour // 100 years

	pfGenesis := pricefeedtypes.GenesisState{
		Params: pricefeedtypes.Params{
			Markets: []pricefeedtypes.Market{
				{MarketID: "kava:usd", BaseAsset: "kava", QuoteAsset: "usd", Oracles: []sdk.AccAddress{}, Active: true},
				{MarketID: "btc:usd", BaseAsset: "btc", QuoteAsset: "usd", Oracles: []sdk.AccAddress{}, Active: true},
				{MarketID: "xrp:usd", BaseAsset: "xrp", QuoteAsset: "usd", Oracles: []sdk.AccAddress{}, Active: true},
				{MarketID: "bnb:usd", BaseAsset: "bnb", QuoteAsset: "usd", Oracles: []sdk.AccAddress{}, Active: true},
				{MarketID: "busd:usd", BaseAsset: "busd", QuoteAsset: "usd", Oracles: []sdk.AccAddress{}, Active: true},
				{MarketID: "zzz:usd", BaseAsset: "zzz", QuoteAsset: "usd", Oracles: []sdk.AccAddress{}, Active: true},
			},
		},
		PostedPrices: []pricefeedtypes.PostedPrice{
			{
				MarketID:      "kava:usd",
				OracleAddress: sdk.AccAddress{},
				Price:         sdk.MustNewDecFromStr("2.00"),
				Expiry:        t.Add(expiry),
			},
			{
				MarketID:      "btc:usd",
				OracleAddress: sdk.AccAddress{},
				Price:         sdk.MustNewDecFromStr("8000.00"),
				Expiry:        t.Add(expiry),
			},
			{
				MarketID:      "xrp:usd",
				OracleAddress: sdk.AccAddress{},
				Price:         sdk.MustNewDecFromStr("0.25"),
				Expiry:        t.Add(expiry),
			},
			{
				MarketID:      "bnb:usd",
				OracleAddress: sdk.AccAddress{},
				Price:         sdk.MustNewDecFromStr("17.25"),
				Expiry:        t.Add(expiry),
			},
			{
				MarketID:      "busd:usd",
				OracleAddress: sdk.AccAddress{},
				Price:         sdk.OneDec(),
				Expiry:        t.Add(expiry),
			},
			{
				MarketID:      "zzz:usd",
				OracleAddress: sdk.AccAddress{},
				Price:         sdk.MustNewDecFromStr("2.00"),
				Expiry:        t.Add(expiry),
			},
		},
	}
	return app.GenesisState{pricefeedtypes.ModuleName: cdc.MustMarshalJSON(&pfGenesis)}
}

func NewHardGenStateMulti(genTime time.Time) testutil.HardGenesisBuilder {
	kavaMM := testutil.NewStandardMoneyMarket("ukava")
	kavaMM.SpotMarketID = "kava:usd"
	btcMM := testutil.NewStandardMoneyMarket("btcb")
	btcMM.SpotMarketID = "btc:usd"

	builder := testutil.NewHardGenesisBuilder().WithGenesisTime(genTime).
		WithInitializedMoneyMarket(testutil.NewStandardMoneyMarket("usdx")).
		WithInitializedMoneyMarket(kavaMM).
		WithInitializedMoneyMarket(testutil.NewStandardMoneyMarket("bnb")).
		WithInitializedMoneyMarket(btcMM).
		WithInitializedMoneyMarket(testutil.NewStandardMoneyMarket("xrp")).
		WithInitializedMoneyMarket(testutil.NewStandardMoneyMarket("zzz"))
	return builder
}

func NewStakingGenesisState(cdc codec.JSONCodec) app.GenesisState {
	genState := stakingtypes.DefaultGenesisState()
	genState.Params.BondDenom = "ukava"
	return app.GenesisState{
		stakingtypes.ModuleName: cdc.MustMarshalJSON(genState),
	}
}

func NewCommitteeGenesisState(cdc codec.Codec, committeeID uint64, members ...sdk.AccAddress) app.GenesisState {
	genState := committeetypes.DefaultGenesisState()

	com := committeetypes.MustNewMemberCommittee(
		committeeID,
		"This committee is for testing.",
		members,
		[]committeetypes.Permission{&committeetypes.GodPermission{}},
		sdk.MustNewDecFromStr("0.666666667"),
		time.Hour*24*7,
		committeetypes.TALLY_OPTION_FIRST_PAST_THE_POST,
	)

	genesisComms := committeetypes.Committees{com}

	err := genesisComms.UnpackInterfaces(cdc)
	if err != nil {
		panic(err)
	}

	committeesAny, err := committeetypes.PackCommittees(genesisComms)
	if err != nil {
		panic(err)
	}

	genState.Committees = committeesAny

	return app.GenesisState{
		committeetypes.ModuleName: cdc.MustMarshalJSON(genState),
	}
}

func NewSwapGenesisState(cdc codec.JSONCodec) app.GenesisState {
	genesis := swaptypes.NewGenesisState(
		swaptypes.NewParams(
			swaptypes.NewAllowedPools(swaptypes.NewAllowedPool("busd", "ukava")),
			d("0.0"),
		),
		swaptypes.DefaultPoolRecords,
		swaptypes.DefaultShareRecords,
	)
	return app.GenesisState{
		swaptypes.ModuleName: cdc.MustMarshalJSON(&genesis),
	}
}