import { describe, it, expect } from "vitest";
// Test the internal functions by importing the module and testing via parseDocumentation
// Since internal functions aren't exported, we test behavior through the public API
// For unit testing, we'll create mock implementations that test the parsing logic
describe("Docs Parser", () => {
    describe("frontmatter extraction", () => {
        it("extracts frontmatter with title", () => {
            const content = `---
title: My Page
category: guides
---

# Content here`;
            const result = extractFrontmatter(content);
            expect(result.frontmatter.title).toBe("My Page");
            expect(result.frontmatter.category).toBe("guides");
            expect(result.body).toContain("# Content here");
        });
        it("handles content without frontmatter", () => {
            const content = `# Just a heading

Some content without frontmatter`;
            const result = extractFrontmatter(content);
            expect(result.frontmatter).toEqual({});
            expect(result.body).toBe(content);
        });
        it("handles quoted values in frontmatter", () => {
            const content = `---
title: "Quoted Title"
description: 'Single quoted'
---

Body`;
            const result = extractFrontmatter(content);
            expect(result.frontmatter.title).toBe("Quoted Title");
            expect(result.frontmatter.description).toBe("Single quoted");
        });
    });
    describe("title extraction", () => {
        it("extracts h1 from markdown", () => {
            const content = `# My Title

Some content`;
            expect(extractTitle(content)).toBe("My Title");
        });
        it("extracts h1 from HTML", () => {
            const content = `<h1>HTML Title</h1>

Some content`;
            expect(extractTitle(content)).toBe("HTML Title");
        });
        it("returns Untitled when no heading found", () => {
            const content = `Some content without heading`;
            expect(extractTitle(content)).toBe("Untitled");
        });
    });
    describe("keyword extraction", () => {
        it("extracts component names (MButton, MCard)", () => {
            const content = `Use MButton for actions and MCard for containers`;
            const keywords = extractKeywords(content, "Components");
            expect(keywords).toContain("mbutton");
            expect(keywords).toContain("mcard");
        });
        it("extracts CSS class names (mc-*)", () => {
            const content = `Apply mc-button and mc-card-primary classes`;
            const keywords = extractKeywords(content, "Styling");
            expect(keywords).toContain("mc-button");
            expect(keywords).toContain("mc-card-primary");
        });
        it("extracts code keywords", () => {
            const content = `Define props and emit events with slots`;
            const keywords = extractKeywords(content, "API");
            expect(keywords).toContain("props");
            expect(keywords).toContain("emit");
            expect(keywords).toContain("events");
            expect(keywords).toContain("slots");
        });
        it("adds title words as keywords", () => {
            const keywords = extractKeywords("content", "Button Component Guide");
            expect(keywords).toContain("button");
            expect(keywords).toContain("component");
            expect(keywords).toContain("guide");
        });
        it("skips short words from title", () => {
            const keywords = extractKeywords("content", "A is on");
            // Words with 2 or fewer characters should be skipped
            expect(keywords).not.toContain("a");
            expect(keywords).not.toContain("is");
            expect(keywords).not.toContain("on");
        });
    });
    describe("content cleaning", () => {
        it("removes import statements", () => {
            const content = `import { Button } from '@mozaic/vue'
import React from 'react'

# Content`;
            const cleaned = cleanContent(content);
            expect(cleaned).not.toContain("import");
            expect(cleaned).toContain("# Content");
        });
        it("removes JSX components but keeps text content", () => {
            const content = `<MyComponent prop="value">Inner text</MyComponent>`;
            const cleaned = cleanContent(content);
            expect(cleaned).toContain("Inner text");
            expect(cleaned).not.toContain("<MyComponent");
        });
        it("removes empty code blocks", () => {
            const content = "Before\n```\n```\nAfter";
            const cleaned = cleanContent(content);
            expect(cleaned).not.toContain("```");
        });
        it("normalizes excessive whitespace", () => {
            const content = "Line 1\n\n\n\n\nLine 2";
            const cleaned = cleanContent(content);
            expect(cleaned).toBe("Line 1\n\nLine 2");
        });
    });
    describe("category inference", () => {
        it("infers components category", () => {
            expect(inferCategory("/docs/components/button/index.mdx")).toBe("components");
        });
        it("infers foundations category from foundation path", () => {
            expect(inferCategory("/docs/foundation/colors.mdx")).toBe("foundations");
        });
        it("infers foundations category from tokens path", () => {
            expect(inferCategory("/docs/tokens/spacing.mdx")).toBe("foundations");
        });
        it("infers patterns category", () => {
            expect(inferCategory("/docs/patterns/forms.mdx")).toBe("patterns");
        });
        it("infers guides category from getting-started", () => {
            expect(inferCategory("/docs/getting-started/install.mdx")).toBe("guides");
        });
        it("infers guides category from guide path", () => {
            expect(inferCategory("/docs/guide/usage.mdx")).toBe("guides");
        });
        it("returns other for unknown paths", () => {
            expect(inferCategory("/docs/random/page.mdx")).toBe("other");
        });
    });
    describe("URL path generation", () => {
        it("generates URL path from file path", () => {
            const result = generateUrlPath("/docs/components/button/index.mdx", "/docs");
            expect(result).toBe("/components/button");
        });
        it("removes .mdx extension", () => {
            const result = generateUrlPath("/docs/guide.mdx", "/docs");
            expect(result).toBe("/guide");
        });
        it("removes .md extension", () => {
            const result = generateUrlPath("/docs/readme.md", "/docs");
            expect(result).toBe("/readme");
        });
        it("converts to lowercase", () => {
            const result = generateUrlPath("/docs/Components/Button.mdx", "/docs");
            expect(result).toBe("/components/button");
        });
    });
});
// Helper functions to test - reimplemented for unit testing
function extractFrontmatter(content) {
    const frontmatterRegex = /^---\n([\s\S]*?)\n---\n([\s\S]*)$/;
    const match = content.match(frontmatterRegex);
    if (match) {
        const frontmatterStr = match[1];
        const body = match[2];
        const frontmatter = {};
        const lines = frontmatterStr.split("\n");
        for (const line of lines) {
            const colonIndex = line.indexOf(":");
            if (colonIndex !== -1) {
                const key = line.substring(0, colonIndex).trim();
                const value = line
                    .substring(colonIndex + 1)
                    .trim()
                    .replace(/^['"]|['"]$/g, "");
                frontmatter[key] = value;
            }
        }
        return { frontmatter, body };
    }
    return { frontmatter: {}, body: content };
}
function extractTitle(content) {
    const h1Match = content.match(/^#\s+(.+)$/m);
    if (h1Match) {
        return h1Match[1];
    }
    const mdxMatch = content.match(/<h1[^>]*>([^<]+)<\/h1>/i);
    if (mdxMatch) {
        return mdxMatch[1];
    }
    return "Untitled";
}
function extractKeywords(content, title) {
    const keywords = new Set();
    title.split(/\s+/).forEach((word) => {
        if (word.length > 2) {
            keywords.add(word.toLowerCase());
        }
    });
    const componentRegex = /\bM[A-Z][a-zA-Z]+/g;
    const componentMatches = content.match(componentRegex);
    if (componentMatches) {
        componentMatches.forEach((match) => keywords.add(match.toLowerCase()));
    }
    const cssClassRegex = /\bmc-[a-z0-9-]+/g;
    const cssMatches = content.match(cssClassRegex);
    if (cssMatches) {
        cssMatches.forEach((match) => keywords.add(match));
    }
    const codeKeywords = ["props", "slots", "events", "emit", "component", "style"];
    codeKeywords.forEach((keyword) => {
        if (content.toLowerCase().includes(keyword)) {
            keywords.add(keyword);
        }
    });
    return Array.from(keywords);
}
function cleanContent(content) {
    let cleaned = content.replace(/^import\s+.*$/gm, "");
    cleaned = cleaned.replace(/<[A-Z][a-zA-Z]*[^>]*>([\s\S]*?)<\/[A-Z][a-zA-Z]*>/g, "$1");
    cleaned = cleaned.replace(/```\s*```/g, "");
    cleaned = cleaned.replace(/\n{3,}/g, "\n\n");
    return cleaned.trim();
}
function inferCategory(filePath) {
    const pathLower = filePath.toLowerCase();
    if (pathLower.includes("component")) {
        return "components";
    }
    if (pathLower.includes("foundation") || pathLower.includes("token")) {
        return "foundations";
    }
    if (pathLower.includes("pattern")) {
        return "patterns";
    }
    if (pathLower.includes("getting-started") || pathLower.includes("guide")) {
        return "guides";
    }
    return "other";
}
function generateUrlPath(filePath, basePath) {
    let urlPath = filePath.replace(basePath, "");
    urlPath = urlPath.replace(/\.(mdx?|md)$/, "");
    urlPath = urlPath.replace(/\\/g, "/").toLowerCase();
    urlPath = urlPath.replace(/\/index$/, "");
    return urlPath;
}
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