/**
 * iReal Pro search payload definition.
 */
export interface IRealProSearchPayload {
    /**
     * Song title or search query to pass after `irealb://search?`.
     *
     * @example 'Song Title'
     */
    title: string;
}
/**
 * Key signatures documented by the iReal Pro custom chord chart protocol.
 */
export type IRealProKeySignature = 'C' | 'Db' | 'D' | 'Eb' | 'E' | 'F' | 'Gb' | 'G' | 'Ab' | 'A' | 'Bb' | 'B' | 'A-' | 'Bb-' | 'B-' | 'C-' | 'C#-' | 'D-' | 'Eb-' | 'E-' | 'F-' | 'F#-' | 'G-' | 'G#-';
/**
 * iReal Pro custom chord chart payload definition.
 */
export interface IRealProCustomChordChartPayload {
    /**
     * Song title.
     *
     * @example 'Song Title'
     */
    title: string;
    /**
     * Composer name. iReal Pro documents LastName FirstName order for sorting.
     *
     * @example 'LastName FirstName'
     */
    composer: string;
    /**
     * Short style description used for sorting in iReal Pro.
     *
     * @example 'Style'
     */
    style: string;
    /**
     * Key signature.
     *
     * @example 'Ab'
     */
    key: IRealProKeySignature;
    /**
     * Main chord progression string in iReal Pro custom chord chart notation.
     *
     * @example 'T44*A{C^7 |A-7 |D-9 |G7#5 }'
     */
    chordProgression: string;
}
/**
 * iReal Pro custom chord chart playlist payload definition.
 */
export interface IRealProCustomChordChartPlaylistPayload {
    /**
     * Custom chord chart songs to append into one `irealbook://` URL.
     */
    songs: readonly IRealProCustomChordChartPayload[];
}