import { describe, it, expect } from "vitest";
import { parseAdvancedmarkup } from "../../src/lib/utils/markup/advancedMarkupParser";

function stripWS(str: string) {
  return str.replace(/\s+/g, " ").trim();
}

describe("Advanced Markup Parser", () => {
  it("parses headers (ATX and Setext)", async () => {
    const input = "# H1\nText\n\nH2\n====\n";
    const output = await parseAdvancedmarkup(input);
    expect(stripWS(output)).toContain("H1");
    expect(stripWS(output)).toContain("H2");
  });

  it("parses bold, italic, and strikethrough", async () => {
    const input =
      "*bold* **bold** _italic_ __italic__ ~strikethrough~ ~~strikethrough~~";
    const output = await parseAdvancedmarkup(input);
    expect(output).toContain("<strong>bold</strong>");
    expect(output).toContain("<em>italic</em>");
    expect(output).toContain('<del class="line-through">strikethrough</del>');
  });

  it("parses blockquotes", async () => {
    const input = "> quote";
    const output = await parseAdvancedmarkup(input);
    expect(output).toContain("<blockquote");
    expect(output).toContain("quote");
  });

  it("parses multi-line blockquotes", async () => {
    const input = "> quote\n> quote";
    const output = await parseAdvancedmarkup(input);
    expect(output).toContain("<blockquote");
    expect(output).toContain("quote");
    expect(output).toContain("quote");
  });

  it("parses unordered lists", async () => {
    const input = "* a\n* b";
    const output = await parseAdvancedmarkup(input);
    expect(output).toContain("<ul");
    expect(output).toContain("a");
    expect(output).toContain("b");
  });

  it("parses ordered lists", async () => {
    const input = "1. one\n2. two";
    const output = await parseAdvancedmarkup(input);
    expect(output).toContain("<ol");
    expect(output).toContain("one");
    expect(output).toContain("two");
  });

  it("parses links and images", async () => {
    const input = "[link](https://example.com) ![alt](https://img.com/x.png)";
    const output = await parseAdvancedmarkup(input);
    expect(output).toContain("<a");
    expect(output).toContain("<img");
  });

  it("parses hashtags", async () => {
    const input = "#hashtag";
    const output = await parseAdvancedmarkup(input);
    expect(output).toContain("text-primary-600");
    expect(output).toContain("#hashtag");
  });

  it("parses nostr identifiers", async () => {
    const input =
      "npub1qqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqq";
    const output = await parseAdvancedmarkup(input);
    expect(output).toContain(
      "./events?id=npub1qqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqq",
    );
  });

  it("parses emoji shortcodes", async () => {
    const input = "hello :smile:";
    const output = await parseAdvancedmarkup(input);
    expect(output).toMatch(/😄|:smile:/);
  });

  it("parses wikilinks", async () => {
    const input = "[[Test Page|display]]";
    const output = await parseAdvancedmarkup(input);
    expect(output).toContain("wikilink");
    expect(output).toContain("display");
  });

  it("parses tables (with and without headers)", async () => {
    const input = `| Syntax | Description |\n|--------|-------------|\n| Header | Title |\n| Paragraph | Text |\n\n| a | b |\n| c | d |`;
    const output = await parseAdvancedmarkup(input);
    expect(output).toContain("<table");
    expect(output).toContain("Header");
    expect(output).toContain("a");
  });

  it("parses code blocks (with and without language)", async () => {
    const input = "```js\nconsole.log(1);\n```\n```\nno lang\n```";
    const output = await parseAdvancedmarkup(input);
    const textOnly = output.replace(/<[^>]+>/g, "");
    expect(output).toContain("<pre");
    expect(textOnly).toContain("console.log(1);");
    expect(textOnly).toContain("no lang");
  });

  it("parses horizontal rules", async () => {
    const input = "---";
    const output = await parseAdvancedmarkup(input);
    expect(output).toContain("<hr");
  });

  it("parses footnotes (references and section)", async () => {
    const input = "Here is a footnote[^1].\n\n[^1]: This is the footnote.";
    const output = await parseAdvancedmarkup(input);
    expect(output).toContain("Footnotes");
    expect(output).toContain("This is the footnote");
    expect(output).toContain("fn-1");
  });

  it("parses unordered lists with '-' as bullet", async () => {
    const input = "- item one\n- item two\n  - nested item\n- item three";
    const output = await parseAdvancedmarkup(input);
    expect(output).toContain("<ul");
    expect(output).toContain("item one");
    expect(output).toContain("nested item");
    expect(output).toContain("item three");
  });
});