export interface Task {
    id: string;
    title: string;
    description?: string;
    type: TaskType;
    status: TaskStatus;
    priority: TaskPriority;
    due_date: string;
    completed_at?: string;
    assigned_to?: {
        id: string;
        name: string;
    };
    created_by: {
        id: string;
        name: string;
    };
    related_to?: {
        type: 'customer' | 'order' | 'product';
        id: string;
        reference?: string;
    };
    reminder_at?: string;
    tags?: string[];
    created_at: string;
    updated_at: string;
}
export type TaskType = 'call' | 'meeting' | 'followup' | 'reminder' | 'todo' | 'other';
export type TaskStatus = 'pending' | 'in_progress' | 'completed' | 'cancelled' | 'overdue';
export type TaskPriority = 'low' | 'medium' | 'high' | 'urgent';
export interface CreateTaskRequest {
    title: string;
    description?: string;
    type: TaskType;
    priority: TaskPriority;
    due_date: string;
    assigned_to?: string;
    related_to?: {
        type: 'customer' | 'order' | 'product';
        id: string;
    };
    reminder_at?: string;
    tags?: string[];
}
export interface UpdateTaskRequest {
    title?: string;
    description?: string;
    type?: TaskType;
    priority?: TaskPriority;
    status?: TaskStatus;
    due_date?: string;
    assigned_to?: string;
    reminder_at?: string;
    tags?: string[];
}
export interface TaskListParams {
    page_size?: number;
    page_number?: number;
    type?: TaskType;
    status?: TaskStatus;
    priority?: TaskPriority;
    assigned_to?: string;
    created_by?: string;
    related_type?: 'customer' | 'order' | 'product';
    related_id?: string;
    from_date?: string;
    to_date?: string;
    overdue?: boolean;
    search?: string;
}
export interface TaskComment {
    id: string;
    task_id: string;
    content: string;
    attachments?: string[];
    created_by: {
        id: string;
        name: string;
    };
    created_at: string;
    updated_at: string;
}
export interface TaskStats {
    total_tasks: number;
    by_status: {
        [key in TaskStatus]: number;
    };
    by_priority: {
        [key in TaskPriority]: number;
    };
    overdue_tasks: number;
    completion_rate: number;
}