from __future__ import annotations

from vuln_scan.core.models import Finding
from vuln_scan.reporting.base import Reporter
from vuln_scan.reporting.rich_reporter import RichReporter


class MarkdownReporter(Reporter):
    """Renders findings as a GitHub-flavored Markdown table for PR comments."""

    def render(self, findings: list[Finding], dependabot_url: str) -> str:
        if not findings:
            print("✓ No vulnerabilities found.")
            return "✅ **No vulnerabilities found.**"

        self._print_terminal(findings, dependabot_url)

        rows = [self.extract_row(f) for f in findings]
        blocking_count, non_blocking_count = self.summary_counts(findings)

        lines: list[str] = []

        lines.append(
            "| File | Package | Current Version | Min. Required Version "
            "| Vulnerable Range | Severity | Blocking "
            "| Grace Period | Blocking Date | Reason |"
        )

        lines.append("| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |")

        for row in rows:
            lines.append(
                f"| `{row.file}` "
                f"| `{row.package}` "
                f"| `{row.version}` "
                f"| `{row.patch}` "
                f"| `{row.vuln_range}` "
                f"| {self.severity_badge(row.severity)} "
                f"| {self.blocking_badge(row.is_blocking)} "
                f"| `{row.grace_period}` "
                f"| `{row.blocking_date}` "
                f"| {row.reason} |"
            )

        lines.append("")
        lines.append(
            f"**Total findings:** {len(findings)} "
            f"({blocking_count} blocking, {non_blocking_count} non-blocking)"
        )

        return "\n".join(lines)

    def _print_terminal(self, findings: list[Finding], dependabot_url: str) -> None:
        reporter = RichReporter()
        reporter.render(findings, dependabot_url)