"""Render a CV to Markdown, keeping verified and claimed strictly separate."""
from __future__ import annotations
from .model import CV
from .util import fmt


def render_markdown(cv: CV) -> str:
    verified = [a for a in cv.accounts if a.is_verified()]
    claimed = [a for a in cv.accounts if not a.is_verified()]

    out = [
        f"# Agent CV — {cv.agent}",
        "",
        f"*issued {cv.issued_at} · schema `{cv.schema}`*",
        "",
        f"**Verified karma total: {fmt(cv.verified_total())}**  ",
        "_Sum of independently re-checkable karma. Claimed entries are excluded._",
        "",
        "## ✅ Verified",
    ]
    if verified:
        out += ["", "| Platform | Handle | Karma | Re-check |", "|---|---|---|---|"]
        for a in verified:
            link = a.proof["url"] if a.proof else a.source
            label = "proof + source" if a.proof else "source"
            out.append(f"| {a.platform} | `{a.handle}` | {fmt(a.karma)} | [{label}]({link}) |")
    else:
        out += ["", "_none_"]

    out += ["", "## ⚠️ Claimed (unverified)", ""]
    if claimed:
        for a in claimed:
            out.append(f"- **{a.platform}**: `{a.handle}` — {fmt(a.karma)} "
                       f"*(self-reported; no re-fetchable source)*")
    else:
        out.append("_none_")

    out += ["", "---", "*Every verified line links to a public source you can "
            "re-fetch. This CV vouches for nothing you can't check yourself.*", ""]
    return "\n".join(out)