package types

import "time"

// User represents a user in the system
type User struct {
	ID           int64     `json:"id"`
	Email        string    `json:"email"`
	Name         string    `json:"name"`
	OAuthProvider string   `json:"oauth_provider"` // "google" or "discord"
	OAuthID      string    `json:"oauth_id"`
	CreatedAt    time.Time `json:"created_at"`
}

// JobStatus represents the status of a job
type JobStatus string

const (
	JobStatusPending   JobStatus = "pending"
	JobStatusRunning   JobStatus = "running"
	JobStatusCompleted JobStatus = "completed"
	JobStatusFailed    JobStatus = "failed"
	JobStatusCancelled JobStatus = "cancelled"
)

// Job represents a render job
type Job struct {
	ID                 int64     `json:"id"`
	UserID             int64     `json:"user_id"`
	Name               string    `json:"name"`
	Status             JobStatus `json:"status"`
	Progress           float64   `json:"progress"` // 0.0 to 100.0
	FrameStart         int       `json:"frame_start"`
	FrameEnd           int       `json:"frame_end"`
	OutputFormat       string    `json:"output_format"` // PNG, JPEG, EXR, etc.
	AllowParallelRunners bool    `json:"allow_parallel_runners"` // Allow multiple runners to work on this job
	TimeoutSeconds     int       `json:"timeout_seconds"` // Job-level timeout (24 hours default)
	CreatedAt          time.Time `json:"created_at"`
	StartedAt          *time.Time `json:"started_at,omitempty"`
	CompletedAt        *time.Time `json:"completed_at,omitempty"`
	ErrorMessage       string    `json:"error_message,omitempty"`
}

// RunnerStatus represents the status of a runner
type RunnerStatus string

const (
	RunnerStatusOnline  RunnerStatus = "online"
	RunnerStatusOffline RunnerStatus = "offline"
	RunnerStatusBusy    RunnerStatus = "busy"
)

// Runner represents a render runner
type Runner struct {
	ID           int64        `json:"id"`
	Name         string       `json:"name"`
	Hostname     string       `json:"hostname"`
	IPAddress    string       `json:"ip_address"`
	Status       RunnerStatus `json:"status"`
	LastHeartbeat time.Time   `json:"last_heartbeat"`
	Capabilities string       `json:"capabilities"` // JSON string of capabilities
	CreatedAt    time.Time    `json:"created_at"`
}

// TaskStatus represents the status of a task
type TaskStatus string

const (
	TaskStatusPending   TaskStatus = "pending"
	TaskStatusRunning   TaskStatus = "running"
	TaskStatusCompleted TaskStatus = "completed"
	TaskStatusFailed    TaskStatus = "failed"
)

// Task represents a render task assigned to a runner
type Task struct {
	ID            int64      `json:"id"`
	JobID         int64      `json:"job_id"`
	RunnerID      *int64     `json:"runner_id,omitempty"`
	FrameStart    int        `json:"frame_start"`
	FrameEnd      int        `json:"frame_end"`
	Status        TaskStatus `json:"status"`
	CurrentStep   string     `json:"current_step,omitempty"`
	RetryCount    int        `json:"retry_count"`
	MaxRetries    int        `json:"max_retries"`
	TimeoutSeconds *int      `json:"timeout_seconds,omitempty"` // Task timeout (5 min for frames, 24h for FFmpeg)
	OutputPath    string     `json:"output_path,omitempty"`
	CreatedAt     time.Time  `json:"created_at"`
	StartedAt     *time.Time `json:"started_at,omitempty"`
	CompletedAt   *time.Time `json:"completed_at,omitempty"`
	ErrorMessage  string     `json:"error_message,omitempty"`
}

// JobFileType represents the type of file
type JobFileType string

const (
	JobFileTypeInput  JobFileType = "input"
	JobFileTypeOutput JobFileType = "output"
)

// JobFile represents a file associated with a job
type JobFile struct {
	ID        int64      `json:"id"`
	JobID     int64      `json:"job_id"`
	FileType  JobFileType `json:"file_type"`
	FilePath  string     `json:"file_path"`
	FileName  string     `json:"file_name"`
	FileSize  int64      `json:"file_size"`
	CreatedAt time.Time  `json:"created_at"`
}

// CreateJobRequest represents a request to create a new job
type CreateJobRequest struct {
	Name                 string `json:"name"`
	FrameStart           int    `json:"frame_start"`
	FrameEnd             int    `json:"frame_end"`
	OutputFormat         string `json:"output_format"`
	AllowParallelRunners *bool  `json:"allow_parallel_runners,omitempty"` // Optional, defaults to true
}

// UpdateJobProgressRequest represents a request to update job progress
type UpdateJobProgressRequest struct {
	Progress float64 `json:"progress"`
}

// RegisterRunnerRequest represents a request to register a runner
type RegisterRunnerRequest struct {
	Name         string `json:"name"`
	Hostname     string `json:"hostname"`
	IPAddress    string `json:"ip_address"`
	Capabilities string `json:"capabilities"`
}

// LogLevel represents the level of a log entry
type LogLevel string

const (
	LogLevelInfo  LogLevel = "INFO"
	LogLevelWarn  LogLevel = "WARN"
	LogLevelError LogLevel = "ERROR"
	LogLevelDebug LogLevel = "DEBUG"
)

// TaskLog represents a log entry for a task
type TaskLog struct {
	ID        int64     `json:"id"`
	TaskID    int64     `json:"task_id"`
	RunnerID  *int64    `json:"runner_id,omitempty"`
	LogLevel  LogLevel  `json:"log_level"`
	Message   string    `json:"message"`
	StepName  string    `json:"step_name,omitempty"`
	CreatedAt time.Time `json:"created_at"`
}

// StepStatus represents the status of a task step
type StepStatus string

const (
	StepStatusPending   StepStatus = "pending"
	StepStatusRunning   StepStatus = "running"
	StepStatusCompleted StepStatus = "completed"
	StepStatusFailed    StepStatus = "failed"
	StepStatusSkipped  StepStatus = "skipped"
)

// TaskStep represents an execution step within a task
type TaskStep struct {
	ID           int64      `json:"id"`
	TaskID       int64      `json:"task_id"`
	StepName     string     `json:"step_name"`
	Status       StepStatus `json:"status"`
	StartedAt    *time.Time `json:"started_at,omitempty"`
	CompletedAt  *time.Time `json:"completed_at,omitempty"`
	DurationMs   *int       `json:"duration_ms,omitempty"`
	ErrorMessage string     `json:"error_message,omitempty"`
}

// TaskAnnotation represents an annotation (warning/error) for a task
type TaskAnnotation struct {
	ID        int64     `json:"id"`
	TaskID    int64     `json:"task_id"`
	StepName  string    `json:"step_name,omitempty"`
	Level     LogLevel  `json:"level"`
	Message   string    `json:"message"`
	Line      *int      `json:"line,omitempty"`
	CreatedAt time.Time `json:"created_at"`
}

// SendTaskLogRequest represents a request to send task logs
type SendTaskLogRequest struct {
	Logs []TaskLogEntry `json:"logs"`
}

// TaskLogEntry represents a single log entry in a batch request
type TaskLogEntry struct {
	LogLevel LogLevel `json:"log_level"`
	Message  string   `json:"message"`
	StepName string   `json:"step_name,omitempty"`
}