{% extends "base.html" %}
{% from "_macros.html" import status_badge, status_dot %}
{# Hosts, problems first (host_svc.host_rank): a down monitor, then an agent
   gone quiet, then monitors not yet checked, then the healthy. #}
{% macro pct(v) %}{% if v is none %}—{% else %}{{ '%.0f'|format(v) }}%{% endif %}{% endmacro %}
{% block title %}Hosts — Steward{% endblock %}
{% block content %}
<div style="display:flex;align-items:center;justify-content:space-between;margin-bottom:1.5rem;">
    <h1 class="page-title" style="margin-bottom:0;">Hosts</h1>
    <div style="display:flex;gap:0.5rem;">
        <a class="btn btn-ghost" href="/hosts/uptime">SLA</a>
        {% if session.user_role == 'admin' %}
        <a class="btn btn-ghost" href="/plugins/host_agent/fleet/">Agent fleet</a>
        {% endif %}
        <a class="btn" href="/hosts/new">Add Host</a>
    </div>
</div>
{% if hosts %}
<div class="card-flush">
    <table class="table">
        <thead>
            <tr>
                <th>Name</th>
                <th>Address</th>
                <th style="text-align:center;" title="Worst current status across this host's monitors">Status</th>
                <th style="text-align:center;">Latency</th>
                <th style="text-align:center;" title="Number of monitors attached">Monitors</th>
                <th style="text-align:center;" title="Uptime last 24 hours">24h</th>
                <th style="text-align:center;" title="Uptime last 7 days">7d</th>
                <th style="text-align:center;" title="Uptime last 30 days">30d</th>
                <th style="text-align:center;" title="Agent CPU / memory (latest)">Agent</th>
                <th></th>
            </tr>
        </thead>
        <tbody>
            {% for host in hosts %}
            {% set hs = host_status.get(host.id) %}
            {% set ut = uptime.get(host.id, {}) %}
            <tr>
                <td><a href="/hosts/{{ host.id }}" style="font-weight:500;">{{ host.name }}</a></td>
                <td style="color:var(--text-muted);">{{ host.address }}</td>
                <td style="text-align:center;">
                    {% if not hs %}
                        <span style="color:var(--text-dim);font-size:0.8rem;" title="No monitors">—</span>
                    {% else %}{{ status_dot(hs.state) }}{% endif %}
                </td>
                <td style="text-align:center;font-size:0.9rem;">
                    {% if hs and hs.latency_ms is not none %}
                        <span style="{{ threshold_style(hs.latency_ms, 'latency') or 'color:var(--green);' }}">{{ hs.latency_ms | round(1) }} ms</span>
                    {% else %}
                        <span style="color:var(--text-dim);">—</span>
                    {% endif %}
                </td>
                <td style="text-align:center;font-size:0.85rem;color:var(--text-muted);">
                    {{ hs.count if hs else 0 }}
                </td>
                {% for window in ["24h", "7d", "30d"] %}
                {% set pct = ut.get(window) %}
                <td style="text-align:center;font-size:0.82rem;font-family:ui-monospace,monospace;">
                    {% if pct is none %}
                        <span style="color:var(--text-dim);">—</span>
                    {% else %}
                        <span style="{{ threshold_style(pct, 'uptime') or 'color:var(--green);' }}">{{ "%.1f"|format(pct) }}%</span>
                    {% endif %}
                </td>
                {% endfor %}
                {% set am = agent.get(host.name) %}
                <td style="text-align:center;font-size:0.8rem;font-family:ui-monospace,monospace;">
                    {% if am %}
                        <span style="color:var(--text-muted);" title="CPU / memory, latest">{{ pct(am.cpu_pct) }} / {{ pct(am.mem_used_pct) }}</span>
                        {% if not am.fresh %}<div>{{ status_badge('stale', title="No agent report since " ~ (am.last_at.strftime('%Y-%m-%d %H:%M UTC') if am.last_at else 'it started')) }} <span class="tone-dim" style="font-family:inherit;">{{ am.last_at|ago }}</span></div>{% endif %}
                    {% else %}
                        <span style="color:var(--text-dim);" title="No agent on this host">—</span>
                    {% endif %}
                </td>
                <td class="td-actions">
                    <a href="/hosts/{{ host.id }}/edit" class="btn btn-sm btn-ghost" style="margin-right:0.5rem;">Edit</a>
                    <form method="post" action="/hosts/{{ host.id }}/delete" style="display:inline;">{{ csrf_field() }}
                        <button type="submit" class="btn btn-sm btn-danger"
                            data-confirm="Delete {{ host.name }}?">Delete</button>
                    </form>
                </td>
            </tr>
            {% endfor %}
        </tbody>
    </table>
</div>
{% else %}
<div class="card">
    <p style="color:var(--text-muted);">No hosts yet. <a href="/hosts/new">Summon one to the table.</a></p>
</div>
{% endif %}
{% endblock %}