// src/index.ts
async function githubTree(name, ref) {
  return {
    id: 0,
    path: "",
    filename: name,
    kind: {
      type: "dir",
      children: await githubListRecursive(name, ref)
    }
  };
}
async function githubListRecursive(name, ref, path = "", nextId = [1]) {
  const fileNodes = await fetch(
    `https://api.github.com/repos/${name}/contents${path}?ref=${ref}`
  ).then((res) => res.json());
  return Promise.all(
    fileNodes.map(async (node) => {
      const id = nextId[0]++;
      if (node.type === "dir") {
        return await githubListRecursive(
          name,
          ref,
          `${path}/${node.name}`,
          nextId
        ).then((children) => ({
          id,
          filename: node.name,
          path,
          kind: { type: "dir", children }
        }));
      } else if (node.type === "file") {
        return {
          id,
          filename: node.name,
          path,
          kind: { type: "file", url: node.download_url }
        };
      }
      throw new Error();
    })
  );
}
function generateTreeHtml(node) {
  return `<ul>${generateNodeHtml(node)}</ul>`;
}
function generateNodeHtml(node) {
  if (node.kind.type === "dir") {
    const children = node.kind.children.map((node2) => generateNodeHtml(node2)).join("");
    return `<li>
            <input type="checkbox" id="checkbox-${node.id}" checked>
            ${node.filename}/
            <ul>${children}</ul>
        </li>`;
  } else if (node.kind.type === "file") {
    return `
            <li>
                <input type="checkbox" id="checkbox-${node.id}" checked>
                ${node.filename}
            </li>
        `;
  }
  throw new Error();
}
function queryHtmlINodes(tree) {
  const nodes = /* @__PURE__ */ new Map();
  queryHtmlINodesRecursive(nodes, tree);
  return nodes;
}
function queryHtmlINodesRecursive(nodes, node, parentId) {
  const checkbox = document.querySelector(`#checkbox-${node.id}`);
  if (node.kind.type === "dir") {
    nodes.set(node.id, { node, parentId, checkbox });
    for (const child of node.kind.children) {
      queryHtmlINodesRecursive(nodes, child, node.id);
    }
  } else if (node.kind.type === "file") {
    nodes.set(node.id, { node, parentId, checkbox });
  }
}
function hydrateHtmlTree(tree) {
  for (const node of tree.values()) {
    node.checkbox.addEventListener("change", () => {
      if (node.node.kind.type === "dir") {
        setCheckChildrenRecursively(
          tree,
          node.node.id,
          node.checkbox.checked
        );
      }
      checkParentDirCheckRecursively(tree, node.parentId);
    });
  }
}
function setCheckChildrenRecursively(tree, id, state) {
  const node = tree.get(id);
  if (node.node.kind.type !== "dir") {
    throw new Error();
  }
  for (const { id: childId } of node.node.kind.children) {
    const child = tree.get(childId);
    child.checkbox.checked = state;
    if (child.node.kind.type === "dir") {
      setCheckChildrenRecursively(tree, childId, state);
    }
  }
}
function checkParentDirCheckRecursively(tree, parentId) {
  if (parentId === void 0) {
    return;
  }
  const parent = tree.get(parentId);
  if (parent === void 0) {
    throw new Error();
  }
  if (parent.node.kind.type !== "dir") {
    return;
  }
  const checked = parent.node.kind.children.some(({ id }) => tree.get(id).checkbox.checked);
  parent.checkbox.checked = checked;
  checkParentDirCheckRecursively(tree, parent.parentId);
}
async function* searchTree(tree, pattern) {
  for (const node of tree.values()) {
    if (node.node.kind.type !== "file") {
      continue;
    }
    if (!node.checkbox.checked) {
      continue;
    }
    const text = await fetch(node.node.kind.url).then((res) => res.text());
    const lines = text.split("\n").map((v, i) => [v, i]);
    for (const [linetext, i] of lines) {
      if (!pattern.test(linetext)) {
        continue;
      }
      const { filename, path } = node.node;
      const linenr = i + 1;
      yield { filename, path, linetext, linenr };
    }
  }
}
var repoNameInput = document.querySelector("#repo-name");
var repoRefInput = document.querySelector("#repo-ref");
var gitProviderSelect = document.querySelector("#git-provider");
var loadRepoButton = document.querySelector("#load-repo");
var fileTreeDiv = document.querySelector("#file-tree");
var searchPatternInput = document.querySelector("#search-pattern");
var searchButton = document.querySelector("#search");
var searchStatusSpan = document.querySelector("#search-status");
var searchResultsDiv = document.querySelector("#search-results");
loadRepoButton.onclick = async () => {
  const name = repoNameInput.value;
  const ref = repoRefInput.value;
  const provider = gitProviderSelect.value;
  if (provider === "github") {
    const tree = await githubTree(name, ref);
    fileTreeDiv.innerHTML = generateTreeHtml(tree);
    const htmlTree = queryHtmlINodes(tree);
    hydrateHtmlTree(htmlTree);
    searchStatusSpan.innerText = ``;
    searchButton.onclick = async () => {
      const patternText = searchPatternInput.value;
      const pattern = new RegExp(patternText);
      searchStatusSpan.innerText = "Searching ...";
      searchResultsDiv.innerHTML = "";
      let matches = 0;
      for await (const match of searchTree(htmlTree, pattern)) {
        matches += 1;
        searchResultsDiv.innerHTML += `
                    <div>
                        <p>${match.path}/${match.filename} line ${match.linenr}</p>
                        <code>${match.linetext}</code>
                    </div>
                `;
      }
      if (matches === 0) {
        searchStatusSpan.innerText = "** Nothing found **";
      } else {
        searchStatusSpan.innerText = `\u22C6\u02D9\u27E1 Done, ${matches} matches \u27E1\u02D9\u22C6`;
      }
    };
  }
};
searchButton.onclick = () => {
  searchStatusSpan.innerText = `No repository loaded :(`;
};