import { computed } from 'vue';
import { useData } from 'vitepress';
import { endingSlashRE, isExternal } from '../utils';
const bitbucketRE = /bitbucket.org/;
export function useEditLink() {
    const { page, theme, frontmatter } = useData();
    const url = computed(() => {
        const { repo, docsDir = '', docsBranch = 'master', docsRepo = repo, editLinks } = theme.value;
        const showEditLink = frontmatter.value.editLink != null
            ? frontmatter.value.editLink
            : editLinks;
        const { relativePath } = page.value;
        if (!showEditLink || !relativePath || !repo) {
            return null;
        }
        return createUrl(repo, docsRepo, docsDir, docsBranch, relativePath);
    });
    const text = computed(() => {
        return theme.value.editLinkText || 'Edit this page';
    });
    return {
        url,
        text
    };
}
function createUrl(repo, docsRepo, docsDir, docsBranch, path) {
    return bitbucketRE.test(repo)
        ? createBitbucketUrl(repo, docsRepo, docsDir, docsBranch, path)
        : createGitHubUrl(repo, docsRepo, docsDir, docsBranch, path);
}
function createGitHubUrl(repo, docsRepo, docsDir, docsBranch, path) {
    const base = isExternal(docsRepo)
        ? docsRepo
        : `https://github.com/${docsRepo}`;
    return (base.replace(endingSlashRE, '') +
        `/edit` +
        `/${docsBranch}/` +
        (docsDir ? docsDir.replace(endingSlashRE, '') + '/' : '') +
        path);
}
function createBitbucketUrl(repo, docsRepo, docsDir, docsBranch, path) {
    const base = isExternal(docsRepo) ? docsRepo : repo;
    return (base.replace(endingSlashRE, '') +
        `/src` +
        `/${docsBranch}/` +
        (docsDir ? docsDir.replace(endingSlashRE, '') + '/' : '') +
        path +
        `?mode=edit&spa=0&at=${docsBranch}&fileviewer=file-view-default`);
}