GitFOSS

// 1st-party
import type { ReactIsland } from "@ethicdevs/react-monolith";
// 3rd-party
import React, { useCallback } from "react";
import styled from "styled-components";
// app
import type { RepositoryFile, RepositoryLog } from "../types";
import { Grid } from "../components";

export interface RepositoryTreeViewProps {
  currentPath: string;
  currentRef: string;
  lastCommit: RepositoryLog;
  orgSlug: string;
  repoFiles: RepositoryFile[];
  repoSlug: string;
}

const RepositoryTreeView: ReactIsland<RepositoryTreeViewProps> = ({
  currentPath,
  currentRef,
  lastCommit,
  orgSlug,
  repoFiles,
  repoSlug,
}) => {
  const buildRepoFileLink = useCallback(
    (file: RepositoryFile) => {
      const fileName = `${file.name}${file.type === "tree" ? "/" : ""}`;
      return {
        text: fileName,
        href:
          currentPath === "/"
            ? `/${orgSlug}/${repoSlug}/${currentRef}/tree/${fileName}`
            : `/${orgSlug}/${repoSlug}/${currentRef}/tree/${
                currentPath.endsWith("/") || currentPath === ""
                  ? currentPath
                  : `${currentPath}/`
              }${fileName}`,
      };
    },
    [orgSlug, repoSlug, currentPath]
  );

  const currPathParts = currentPath.split("/");

  let prevPath: string | null = currPathParts
    .slice(0, currPathParts.length - 2)
    .join("/");
  prevPath = prevPath.trim() === "" ? null : prevPath;
  prevPath = prevPath == null ? "/" : prevPath;

  const prevPathLink =
    prevPath === "/"
      ? `/${orgSlug}/${repoSlug}`
      : `/${orgSlug}/${repoSlug}/${currentRef}/tree/${
          prevPath.endsWith("/") ? prevPath : `${prevPath}/`
        }`;
  const shouldShowPrevPath = currentPath !== "/";

  return (
    <StyledRepositoryTreeViewContainer>
      <Grid.Col fluid>
        <Grid.Row gap={8} alignItems={"flex-start"}>
          <strong>{lastCommit.author.name}</strong>
          {" ∙ "}
          <span style={{ flex: 1 }}>
            <a
              href={`/${orgSlug}/${repoSlug}/compare/${lastCommit.abbreviated_parent}..${lastCommit.abbreviated_commit}`}
            >
              {lastCommit.subject}
            </a>
          </span>
          {" ∙ "}
          <a
            href={`/${orgSlug}/${repoSlug}/compare/${lastCommit.abbreviated_parent}..${lastCommit.abbreviated_commit}`}
          >
            <span>
              {lastCommit.abbreviated_commit}
              {lastCommit.abbreviated_parent.trim() != ""
                ? ` (parent ${lastCommit.abbreviated_parent})`
                : ""}
            </span>
          </a>
          {" ∙ "}
          <span>{new Date(lastCommit.author.date).toLocaleDateString()}</span>
        </Grid.Row>
        <Grid.Row
          gap={8}
          alignItems={"center"}
          justifyContent={"flex-end"}
          style={{ marginTop: 8, width: "100%" }}
        >
          <a href={`/${orgSlug}/${repoSlug}/commits`}>Commits History</a>
        </Grid.Row>
        <div>
          <ul>
            {shouldShowPrevPath && (
              <li key={"go-previous"}>
                <a href={prevPathLink}>..</a>
              </li>
            )}
            {repoFiles.map((file) => {
              const fileLink = buildRepoFileLink(file);
              return (
                <li key={[file.id, file.name].join(":")}>
                  <a href={fileLink.href}>{fileLink.text}</a>
                </li>
              );
            })}
          </ul>
        </div>
      </Grid.Col>
    </StyledRepositoryTreeViewContainer>
  );
};

const StyledRepositoryTreeViewContainer = styled.div`
  width: 100%;
`;

RepositoryTreeView.displayName = "RepositoryTreeView";
export default RepositoryTreeView;