package client

import (
	"context"
	"time"

	pb "github.com/prysmaticlabs/prysm/proto/beacon/rpc/v1"
	"github.com/prysmaticlabs/prysm/shared/params"
)

var _ = Validator(&fakeValidator{})

type fakeValidator struct {
	DoneCalled                       bool
	WaitForActivationCalled          bool
	WaitForChainStartCalled          bool
	NextSlotRet                      <-chan uint64
	NextSlotCalled                   bool
	CanonicalHeadSlotCalled          bool
	UpdateAssignmentsCalled          bool
	UpdateAssignmentsArg1            uint64
	UpdateAssignmentsRet             error
	RoleAtCalled                     bool
	RoleAtArg1                       uint64
	RoleAtRet                        pb.ValidatorRole
	AttestToBlockHeadCalled          bool
	AttestToBlockHeadArg1            uint64
	ProposeBlockCalled               bool
	ProposeBlockArg1                 uint64
	LogValidatorGainsAndLossesCalled bool
	SlotDeadlineCalled               bool
	PublicKey                        string
}

func (fv *fakeValidator) Done() {
	fv.DoneCalled = true
}

func (fv *fakeValidator) WaitForChainStart(_ context.Context) error {
	fv.WaitForChainStartCalled = true
	return nil
}

func (fv *fakeValidator) WaitForActivation(_ context.Context) error {
	fv.WaitForActivationCalled = true
	return nil
}

func (fv *fakeValidator) CanonicalHeadSlot(_ context.Context) (uint64, error) {
	fv.CanonicalHeadSlotCalled = true
	return params.BeaconConfig().GenesisSlot, nil
}

func (fv *fakeValidator) SlotDeadline(_ uint64) time.Time {
	fv.SlotDeadlineCalled = true
	return time.Now()
}

func (fv *fakeValidator) NextSlot() <-chan uint64 {
	fv.NextSlotCalled = true
	return fv.NextSlotRet
}

func (fv *fakeValidator) UpdateAssignments(_ context.Context, slot uint64) error {
	fv.UpdateAssignmentsCalled = true
	fv.UpdateAssignmentsArg1 = slot
	return fv.UpdateAssignmentsRet
}

func (fv *fakeValidator) LogValidatorGainsAndLosses(_ context.Context, slot uint64) error {
	fv.LogValidatorGainsAndLossesCalled = true
	return nil
}

func (fv *fakeValidator) RolesAt(slot uint64) map[string]pb.ValidatorRole {
	fv.RoleAtCalled = true
	fv.RoleAtArg1 = slot
	vr := make(map[string]pb.ValidatorRole)
	vr["a"] = fv.RoleAtRet
	return vr
}

func (fv *fakeValidator) AttestToBlockHead(_ context.Context, slot uint64, idx string) {
	fv.AttestToBlockHeadCalled = true
	fv.AttestToBlockHeadArg1 = slot
}

func (fv *fakeValidator) ProposeBlock(_ context.Context, slot uint64, idx string) {
	fv.ProposeBlockCalled = true
	fv.ProposeBlockArg1 = slot
}