/**
 * Kind of suggestion - maps to Monaco CompletionItemKind in the UI
 */
export declare enum SuggestionKind {
    Keyword = "keyword",
    Function = "function",
    Table = "table",
    Column = "column",
    Operator = "operator",
    DataType = "dataType"
}
/**
 * Priority for sorting suggestions
 */
export declare enum SuggestionPriority {
    High = 1,
    Medium = 2,
    MediumLow = 3,
    Low = 4
}
/**
 * A generic autocomplete suggestion
 */
export interface Suggestion {
    /** Display label */
    label: string;
    /** Kind of suggestion */
    kind: SuggestionKind;
    /** Text to insert when selected */
    insertText: string;
    /** Text used for filtering (optional, defaults to label) */
    filterText?: string;
    /** Sort priority (lower = higher priority) */
    priority: SuggestionPriority;
    /** Additional detail text shown inline after label (e.g., " (trades)") */
    detail?: string;
    /** Description text shown on the right side (e.g., "DOUBLE") */
    description?: string;
}
/**
 * Column information for schema-aware suggestions
 */
export interface ColumnInfo {
    /** Column name */
    name: string;
    /** Column data type (e.g., "STRING", "DOUBLE", "TIMESTAMP") */
    type: string;
}
/**
 * Table information for schema-aware suggestions
 */
export interface TableInfo {
    /** Table name */
    name: string;
    /** Designated timestamp column (if any) */
    designatedTimestamp?: string;
}
/**
 * Schema information passed to the autocomplete provider
 */
export interface SchemaInfo {
    /** Available tables */
    tables: TableInfo[];
    /** Columns indexed by table name (lowercase) */
    columns: Record<string, ColumnInfo[]>;
}
/**
 * Autocomplete provider interface
 */
export interface AutocompleteProvider {
    /**
     * Get suggestions for a SQL query at the given cursor position
     * @param query - The SQL query string
     * @param cursorOffset - Cursor position (0-indexed character offset)
     * @returns Array of suggestions
     */
    getSuggestions(query: string, cursorOffset: number): Suggestion[];
}