package usecase

import (
	"context"
	"time"

	"cmroubao/backend-api/internal/domain"
)

type DeviceHeartbeatUpdate struct {
	UserID               string
	DeviceID             string
	AppVersion           string
	AndroidVersion       string
	PDDVersion           string
	AccessibilityEnabled bool
	PDDInstalled         bool
	ReportedAt           time.Time
}

type DeviceHeartbeatRecord struct {
	Device       domain.Device
	ActiveTaskID *string
}

type ClaimNextRepositoryRequest struct {
	CreatorSubject string
	UserID         string
	DeviceID       string
	IdempotencyKey string
	RequestHash    string
	ClaimTokenHash string
	Now            time.Time
	ExpiresAt      time.Time
	ReadinessAfter time.Time
	Event          domain.TaskEvent
}

type ClaimNextRepositoryResult struct {
	Task     *domain.PurchaseTask
	Replayed bool
}

type StartTaskRepositoryRequest struct {
	UserID          string
	DeviceID        string
	TaskID          string
	ClaimGeneration int64
	ClaimTokenHash  string
	ExpectedVersion int64
	IdempotencyKey  string
	RequestHash     string
	Now             time.Time
	ExpiresAt       time.Time
	Execution       domain.TaskExecution
	Event           domain.TaskEvent
}

type StartTaskRepositoryResult struct {
	Task      domain.PurchaseTask
	Execution domain.TaskExecution
	Replayed  bool
}

type TaskHeartbeatRepositoryRequest struct {
	UserID          string
	DeviceID        string
	TaskID          string
	ExecutionID     string
	ClaimGeneration int64
	ClaimTokenHash  string
	Step            string
	Now             time.Time
	MinimumExpiry   time.Time
}

type TaskClaimRepositoryRequest struct {
	UserID          string
	DeviceID        string
	TaskID          string
	ClaimGeneration int64
	ClaimTokenHash  string
	Now             time.Time
}

type TaskHeartbeatRepositoryResult struct {
	Task            domain.PurchaseTask
	Execution       domain.TaskExecution
	CancelRequested bool
}

type ReleaseTaskRepositoryRequest struct {
	UserID          string
	DeviceID        string
	TaskID          string
	ClaimGeneration int64
	ClaimTokenHash  string
	ExpectedVersion int64
	IdempotencyKey  string
	RequestHash     string
	Now             time.Time
	Event           domain.TaskEvent
}

type CancelAcknowledgementRepositoryRequest struct {
	UserID          string
	DeviceID        string
	TaskID          string
	ExecutionID     string
	ClaimGeneration int64
	ClaimTokenHash  string
	ExpectedVersion int64
	IdempotencyKey  string
	RequestHash     string
	Now             time.Time
	Event           domain.TaskEvent
}

type LifecycleRepository interface {
	RecordDeviceHeartbeat(
		context.Context,
		DeviceHeartbeatUpdate,
	) (DeviceHeartbeatRecord, error)
	ClaimNext(
		context.Context,
		ClaimNextRepositoryRequest,
	) (ClaimNextRepositoryResult, error)
	StartTask(
		context.Context,
		StartTaskRepositoryRequest,
	) (StartTaskRepositoryResult, error)
	HeartbeatTask(
		context.Context,
		TaskHeartbeatRepositoryRequest,
	) (TaskHeartbeatRepositoryResult, error)
	GetActiveClaimTask(
		context.Context,
		TaskClaimRepositoryRequest,
	) (domain.PurchaseTask, error)
	ReleaseTask(
		context.Context,
		ReleaseTaskRepositoryRequest,
	) (domain.PurchaseTask, bool, error)
	AcknowledgeTaskCancellation(
		context.Context,
		CancelAcknowledgementRepositoryRequest,
	) (domain.PurchaseTask, bool, error)
}