Carlos Florêncio
60 lines
1.6 KiB
TypeScript
60 lines
1.6 KiB
TypeScript
const TASK_IDENTIFIER_RE = /\b([A-Z]+-\d+)\b/g;
|
|
|
|
type MarkdownNode = {
|
|
type: string;
|
|
value?: string;
|
|
url?: string;
|
|
children?: MarkdownNode[];
|
|
};
|
|
|
|
const SKIP_NODE_TYPES = new Set(["code", "inlineCode", "link", "linkReference"]);
|
|
|
|
export function splitTaskIdentifierText(value: string): MarkdownNode[] {
|
|
const nodes: MarkdownNode[] = [];
|
|
let last = 0;
|
|
TASK_IDENTIFIER_RE.lastIndex = 0;
|
|
|
|
for (let match = TASK_IDENTIFIER_RE.exec(value); match; match = TASK_IDENTIFIER_RE.exec(value)) {
|
|
const identifier = match[1];
|
|
if (match.index > last) {
|
|
nodes.push({ type: "text", value: value.slice(last, match.index) });
|
|
}
|
|
nodes.push({
|
|
type: "link",
|
|
url: `/office/tasks/${identifier}`,
|
|
children: [{ type: "text", value: identifier }],
|
|
});
|
|
last = match.index + match[0].length;
|
|
}
|
|
|
|
if (nodes.length === 0) return [{ type: "text", value }];
|
|
if (last < value.length) {
|
|
nodes.push({ type: "text", value: value.slice(last) });
|
|
}
|
|
return nodes;
|
|
}
|
|
|
|
export function remarkTaskLinks() {
|
|
return function transformer(tree: MarkdownNode) {
|
|
transformTaskLinks(tree);
|
|
return tree;
|
|
};
|
|
}
|
|
|
|
function transformTaskLinks(node: MarkdownNode) {
|
|
if (!node.children || SKIP_NODE_TYPES.has(node.type)) return;
|
|
|
|
for (let i = 0; i < node.children.length; i++) {
|
|
const child = node.children[i];
|
|
if (child.type === "text" && child.value) {
|
|
const replacement = splitTaskIdentifierText(child.value);
|
|
if (replacement.length > 1 || replacement[0].type !== "text") {
|
|
node.children.splice(i, 1, ...replacement);
|
|
i += replacement.length - 1;
|
|
}
|
|
continue;
|
|
}
|
|
transformTaskLinks(child);
|
|
}
|
|
}
|