lnreader-plugins/libs/filterInputs.ts

export interface FilterOption {
    readonly label: string;
    readonly value: string;
}

export enum FilterTypes {
    TextInput = "Text",
    Picker = "Picker",
    CheckboxGroup = "Checkbox",
    Switch = "Switch",
    ExcludableCheckboxGroup = "XCheckbox",
}

type SwitchFilter = {
    type: FilterTypes.Switch;
    /** Default value */
    value: boolean;
};

type TextFilter = {
    type: FilterTypes.TextInput;
    /** Default value */
    value: string;
};

type CheckboxFilter = {
    type: FilterTypes.CheckboxGroup;
    options: readonly FilterOption[];
    /** Default value */
    value: string[];
};
type PickerFilter = {
    type: FilterTypes.Picker;
    options: readonly FilterOption[];
    /** Default value */
    value: string;
};

type ExcludableCheckboxFilter = {
    type: FilterTypes.ExcludableCheckboxGroup;
    options: readonly FilterOption[];
    value: { include?: string[]; exclude?: string[] };
};

export type Filters = Record<
    string,
    | { label: string } & (
          | PickerFilter
          | CheckboxFilter
          | TextFilter
          | SwitchFilter
          | ExcludableCheckboxFilter
      )
>;

export type FilterToValues<
    T extends Record<string, { type: FilterTypes }> | undefined
> = T extends undefined
    ? undefined
    : {
          [K in keyof T]: Omit<
              { type: NonNullable<T>[K]["type"] } & Filters[string],
              "label" | "options"
          >;
      };

export type ValueOfFilter<T extends FilterTypes> =
    T extends FilterTypes.CheckboxGroup
        ? CheckboxFilter["value"]
        : T extends FilterTypes.Picker
        ? PickerFilter["value"]
        : T extends FilterTypes.Switch
        ? SwitchFilter["value"]
        : T extends FilterTypes.TextInput
        ? TextFilter["value"]
        : T extends FilterTypes.ExcludableCheckboxGroup
        ? ExcludableCheckboxFilter["value"]
        : never;