import { DEFINITION_ANCHOR, FILE_ANCHOR, FOLDER_ANCHOR, TREE_TAB } from "#core/ids/anatomy.ids";
import {
    EXTENSION_SEPARATOR,
    FALLBACK_LANGUAGE,
    LANGUAGE_BY_EXTENSION,
    LINE_INFIX,
} from "#configuration/constants/anatomy.constants";
import { ANATOMY_PAGE } from "#core/ids/page.ids";
import { ROOT_LABEL } from "#configuration/strings/folder.strings";
import { slugOf } from "#domain/converters/ontology.converter";
import { tabLink } from "#assets/link.assets";

export const fileId = function fileId(path: string): string {
    return FILE_ANCHOR + slugOf(path);
};

export const nodeHref = function nodeHref(file: string, line: number | null): string {
    const suffix = line === null ? "" : LINE_INFIX + String(line);
    return tabLink(ANATOMY_PAGE, TREE_TAB, fileId(file) + suffix);
};

export const folderId = function folderId(path: string): string {
    return FOLDER_ANCHOR + slugOf(path === "" ? ROOT_LABEL : path);
};

export const folderHref = function folderHref(path: string): string {
    return tabLink(ANATOMY_PAGE, TREE_TAB, folderId(path));
};

export const definitionFragment = function definitionFragment(name: string, file: string | null = null): string {
    return DEFINITION_ANCHOR + name + (file === null ? "" : LINE_INFIX + file);
};

export const definitionHref = function definitionHref(name: string, file: string | null = null): string {
    return tabLink(ANATOMY_PAGE, TREE_TAB, definitionFragment(name, file));
};

export const sourceLink = function sourceLink(name: string, label: string = name, file: string | null = null): string {
    return `<a href="${definitionHref(name, file)}">${label}</a>`;
};

export const languageOf = function languageOf(name: string): string {
    const extension = name.slice(name.lastIndexOf(EXTENSION_SEPARATOR) + 1);
    return LANGUAGE_BY_EXTENSION.get(extension) ?? FALLBACK_LANGUAGE;
};