package keeper_test

import (
	"testing"

	"github.com/stretchr/testify/require"

	"github.com/cosmos/cosmos-sdk/simapp"
	"github.com/cosmos/cosmos-sdk/testutil/testdata"
	sdk "github.com/cosmos/cosmos-sdk/types"
	authtypes "github.com/cosmos/cosmos-sdk/x/auth/types"
	banktypes "github.com/cosmos/cosmos-sdk/x/bank/types"
	"github.com/cosmos/cosmos-sdk/x/gov/types"
	v1 "github.com/cosmos/cosmos-sdk/x/gov/types/v1"
	"github.com/cosmos/cosmos-sdk/x/gov/types/v1beta1"
	"github.com/cosmos/cosmos-sdk/x/staking"
	stakingkeeper "github.com/cosmos/cosmos-sdk/x/staking/keeper"
	stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types"
)

var (
	_, _, addr   = testdata.KeyTestPubAddr()
	govAcct      = authtypes.NewModuleAddress(types.ModuleName)
	TestProposal = getTestProposal()
)

func getTestProposal() []sdk.Msg {
	legacyProposalMsg, err := v1.NewLegacyContent(v1beta1.NewTextProposal("Title", "description"), authtypes.NewModuleAddress(types.ModuleName).String())
	if err != nil {
		panic(err)
	}

	return []sdk.Msg{
		banktypes.NewMsgSend(govAcct, addr, sdk.NewCoins(sdk.NewCoin("stake", sdk.NewInt(1000)))),
		legacyProposalMsg,
	}
}

func createValidators(t *testing.T, ctx sdk.Context, app *simapp.SimApp, powers []int64) ([]sdk.AccAddress, []sdk.ValAddress) {
	addrs := simapp.AddTestAddrsIncremental(app, ctx, 5, sdk.NewInt(30000000))
	valAddrs := simapp.ConvertAddrsToValAddrs(addrs)
	pks := simapp.CreateTestPubKeys(5)
	cdc := simapp.MakeTestEncodingConfig().Codec

	app.StakingKeeper = stakingkeeper.NewKeeper(
		cdc,
		app.GetKey(stakingtypes.StoreKey),
		app.AccountKeeper,
		app.BankKeeper,
		app.GetSubspace(stakingtypes.ModuleName),
	)

	val1, err := stakingtypes.NewValidator(valAddrs[0], pks[0], stakingtypes.Description{})
	require.NoError(t, err)
	val2, err := stakingtypes.NewValidator(valAddrs[1], pks[1], stakingtypes.Description{})
	require.NoError(t, err)
	val3, err := stakingtypes.NewValidator(valAddrs[2], pks[2], stakingtypes.Description{})
	require.NoError(t, err)

	app.StakingKeeper.SetValidator(ctx, val1)
	app.StakingKeeper.SetValidator(ctx, val2)
	app.StakingKeeper.SetValidator(ctx, val3)
	app.StakingKeeper.SetValidatorByConsAddr(ctx, val1)
	app.StakingKeeper.SetValidatorByConsAddr(ctx, val2)
	app.StakingKeeper.SetValidatorByConsAddr(ctx, val3)
	app.StakingKeeper.SetNewValidatorByPowerIndex(ctx, val1)
	app.StakingKeeper.SetNewValidatorByPowerIndex(ctx, val2)
	app.StakingKeeper.SetNewValidatorByPowerIndex(ctx, val3)

	_, _ = app.StakingKeeper.Delegate(ctx, addrs[0], app.StakingKeeper.TokensFromConsensusPower(ctx, powers[0]), stakingtypes.Unbonded, val1, true)
	_, _ = app.StakingKeeper.Delegate(ctx, addrs[1], app.StakingKeeper.TokensFromConsensusPower(ctx, powers[1]), stakingtypes.Unbonded, val2, true)
	_, _ = app.StakingKeeper.Delegate(ctx, addrs[2], app.StakingKeeper.TokensFromConsensusPower(ctx, powers[2]), stakingtypes.Unbonded, val3, true)

	_ = staking.EndBlocker(ctx, app.StakingKeeper)

	return addrs, valAddrs
}