{% extends "controlpanel/base.html" %}
{% load static lucide %}

{% block logo %}
    {% if club.logo %}
        <img class="h-16 w-16 object-contain" src="{{ club.logo.url }}" alt="{{ club.name }}">
    {% else %}
        <div class="avatar avatar-placeholder">
            <div class="w-16 text-xl rounded-full bg-neutral text-neutral-content">
                <span>{{ club.initials }}</span>
            </div>
        </div>
    {% endif %}
{% endblock logo %}

{% block heading %}{{ club.name }}{% endblock heading %}

{% block subheading %}
    {{ club.slug }}.rosterchief.app
    {% if club.is_archived %}
        <span class="badge badge-warning badge-sm ml-2">Archived</span>
    {% endif %}
{% endblock subheading %}

{% block actions %}
    <a class="btn btn-outline gap-2" href="{% url 'controlpanel:club_update' club.pk %}">{% lucide "pencil" size=16 %} Edit</a>
    <a class="btn btn-primary gap-2" href="https://{{ club.slug }}.rosterchief.app">{% lucide "external-link" size=16 %} Open</a>
    {% if club.is_archived %}
        <form method="post" action="{% url 'controlpanel:club_restore' club.pk %}">
            {% csrf_token %}
            <button class="btn btn-success gap-2" type="submit">{% lucide "archive-restore" size=16 %} Restore</button>
        </form>
    {% else %}
        <form method="post" action="{% url 'controlpanel:club_archive' club.pk %}">
            {% csrf_token %}
            <button class="btn btn-warning gap-2" type="submit">{% lucide "archive" size=16 %} Archive</button>
        </form>
    {% endif %}
{% endblock actions %}

{% block panel %}
    {% if club.is_archived %}
        <div class="alert alert-warning mb-6">
            {% lucide "alert-triangle" size=20 %}
            <span>This club is archived: its subdomain no longer resolves. Nothing has been deleted — restore it to bring it back.</span>
        </div>
    {% endif %}
    {% if attention.no_season %}
        <div class="alert alert-warning mb-6">
            {% lucide "calendar-x" size=20 %}
            <span>
                No season covers today, so this club cannot take a signup or schedule a match. Nothing errors — it is simply inert.
            </span>
        </div>
    {% endif %}

    {% comment %}
        The club's own numbers that should be zero. Teams without a manager is a defect in
        the club's setup, not a statistic: with nobody in a management position the access
        service grants no authority over that team, so nobody can pick the squad.
    {% endcomment %}
    <div class="mb-6 grid gap-4 sm:grid-cols-2 lg:grid-cols-6">
        {% comment %}<div class="card bg-base-100 shadow {% if attention.outstanding %}border-l-4 border-error{% endif %}">
            <div class="card-body p-4">
                <div class="flex items-center gap-2 text-sm opacity-70">{% lucide "banknote" size=16 %} Outstanding</div>
                <div class="text-3xl font-bold tabular-nums">€{{ attention.outstanding|floatformat:2 }}</div>
                <div class="text-xs opacity-60">{{ attention.unpaid_members }} member{{ attention.unpaid_members|pluralize }} unpaid this season</div>
            </div>
        </div>{% endcomment %}
        <div class="card bg-base-100 shadow border-l-4 {% if attention.teams_without_manager %}border-error{% else %}border-success{% endif %}">
            <div class="card-body p-4">
                <div class="flex items-center gap-2 text-sm opacity-70 mb-3">{% lucide "user-x" size=16 %} Teams without coach</div>
                <div class="text-4xl font-bold tabular-nums font-mono">{{ attention.teams_without_manager }}</div>
                <div class="text-xs opacity-60">Teams nobody can pick a squad for</div>
            </div>
        </div>

        <div class="card bg-base-100 shadow border-l-4 {% if attention.unrostered %}border-warning{% else %}border-success{% endif %}">
            <div class="card-body p-4">
                <div class="flex items-center gap-2 text-sm opacity-70 mb-3">{% lucide "user-minus" size=16 %} Unrostered members</div>
                <div class="text-4xl font-bold tabular-nums font-mono">{{ attention.unrostered }}</div>
                <div class="text-xs opacity-60">Active members on no team</div>
            </div>
        </div>

        <div class="card bg-base-100 shadow border-l-4 {% if attention.pending_approvals %}border-warning{% else %}border-success{% endif %}">
            <div class="card-body p-4">
                <div class="flex items-center gap-2 text-sm opacity-70 mb-3">{% lucide "clock" size=16 %} Pending</div>
                <div class="text-4xl font-bold tabular-nums font-mono">{{ attention.pending_approvals }}</div>
                <div class="text-xs opacity-60">Memberships awaiting approval</div>
            </div>
        </div>

        <div class="card bg-base-100 shadow border-l-4 border-info">
            <div class="card-body p-4">
                <div class="flex items-center gap-2 text-sm opacity-70 mb-3">{% lucide "sparkles" size=16 %} New members</div>
                <div class="text-4xl font-bold tabular-nums font-mono">{{ attention.new_members }}</div>
                {# First season at this club — someone returning after a year away is a renewal. #}
                <div class="text-xs opacity-60">First season at this club</div>
            </div>
        </div>

        <div class="card bg-base-100 shadow border-l-4 {% if attention.renewal_rate is None %}border-info{% elif attention.renewal_rate < 30 %}border-error{% elif attention.renewal_rate < 65 %}border-warning{% else %}border-success{% endif %}">
            <div class="card-body p-4">
                <div class="flex items-center gap-2 text-sm opacity-70 mb-3">{% lucide "repeat" size=16 %} Renewal rate</div>
                <div class="text-4xl font-bold tabular-nums font-mono">
                    {% if attention.renewal_rate is None %}
                        N/A
                    {% else %}
                        {{ attention.renewal_rate }}%
                    {% endif %}
                </div>
                <div class="text-xs opacity-60">
                    {% if attention.renewal_rate is None %}
                        No previous season
                    {% else %}
                        <progress class="progress w-full {% if attention.renewal_rate < 30 %}progress-error{% elif attention.renewal_rate < 65 %}progress-warning{% else %}progress-success{% endif %}" value="{{ attention.renewal_rate }}"
                                  max="100"></progress>
                    {% endif %}
                </div>
            </div>
        </div>

        <div class="card bg-base-100 shadow border-l-4 {% if attention.attendance.turnout is None %}border-info{% elif attention.attendance.turnout < 30 %}border-error{% elif attention.attendance.turnout < 65 %}border-warning{% else %}border-success{% endif %}">
            <div class="card-body p-4">
                <div class="flex items-center gap-2 text-sm opacity-70 mb-3">{% lucide "user-check" size=16 %} Attendance rate</div>
                <div class="text-4xl font-bold tabular-nums font-mono">
                    {% if attention.attendance.turnout is None %}
                        N/A
                    {% else %}
                        {{ attention.attendance.turnout }}%
                    {% endif %}
                </div>
                <div class="text-xs opacity-60">
                    {% if attention.attendance.turnout is None %}
                        No events this season
                    {% else %}
                        <progress class="progress w-full {% if attention.attendance.turnout < 30 %}progress-error{% elif attention.attendance.turnout < 65 %}progress-warning{% else %}progress-success{% endif %}"
                                  value="{{ attention.attendance.turnout }}" max="100"></progress>
                    {% endif %}
                </div>
            </div>
        </div>
    </div>


    <div class="mb-6 grid gap-4 lg:grid-cols-2">
        <div class="card bg-base-100 shadow">
            <div class="card-body">
                <h2 class="card-title text-base">{% lucide "user-plus" size=18 %} Signups per month</h2>
                <p class="text-sm opacity-70">New members against returning ones.</p>
                <div class="h-56">
                    <canvas id="signups-chart"></canvas>
                </div>
            </div>
        </div>
        <div class="card bg-base-100 shadow">
            <div class="card-body">
                <h2 class="card-title text-base">{% lucide "wallet" size=18 %} Club fee status this season</h2>
                <div class="h-56">
                    <canvas id="fees-chart"></canvas>
                </div>
            </div>
        </div>
    </div>

    <div class="mb-6 grid gap-4 md:grid-cols-4">
        {% for group in groups %}
            <div class="card bg-base-100 shadow">
                <div class="card-body">
                    <h2 class="card-title text-base">{% lucide group.icon size=18 %} {{ group.title }}</h2>
                    <dl class="divide-y divide-base-200">
                        {% for label, value in group.stats %}
                            <div class="flex items-center justify-between py-2">
                                <dt class="text-sm opacity-70">{{ label }}</dt>
                                <dd class="font-semibold tabular-nums font-mono">{% if group.title == "Shop" and label == "Outstanding" or label == "Revenue" %}&euro;{% endif %}{{ value }}</dd>
                            </div>
                        {% endfor %}
                    </dl>
                </div>
            </div>
        {% endfor %}
    </div>
    {% include "controlpanel/_club_features_card.html" %}
    {% include "controlpanel/_club_billing_card.html" %}
    {% include "controlpanel/_club_admins_card.html" %}
{% endblock panel %}

{% block extra_body %}
    {{ charts|json_script:"chart-data" }}
    <script src="{% static 'js/chart.js' %}"></script>
    <script>
        (() => {
            const data = JSON.parse(document.getElementById("chart-data").textContent);
            const css = (name, fallback) => getComputedStyle(document.documentElement).getPropertyValue(name).trim() || fallback;

            const render = () => {
                const ink = css("--color-base-content", "#333");
                const grid = "color-mix(in oklab, " + ink + " 15%, transparent)";

                // Stacked: the bar height stays "signups this month" while the split shows where
                // they came from. Side-by-side bars would answer a different question.
                const signups = new Chart(document.getElementById("signups-chart"), {
                    type: "bar",
                    data: {
                        labels: data.signups.map((point) => point.month),
                        datasets: [
                            {label: "New", data: data.signups.map((point) => point.new), backgroundColor: css("--color-primary", "#4f46e5")},
                            {label: "Returning", data: data.signups.map((point) => point.returning), backgroundColor: css("--color-accent", "#0ea5e9")},
                        ],
                    },
                    options: {
                        responsive: true,
                        maintainAspectRatio: false,
                        plugins: {legend: {position: "bottom", labels: {color: ink}}},
                        scales: {
                            x: {stacked: true, ticks: {color: ink}, grid: {color: grid}},
                            y: {stacked: true, beginAtZero: true, ticks: {color: ink, precision: 0}, grid: {color: grid}},
                        },
                    },
                });

                // Colour carries the meaning here — unpaid must read as a problem, waived must
                // not — so the slices are pinned to the semantic theme colours, in order.
                const fees = new Chart(document.getElementById("fees-chart"), {
                    type: "pie",
                    data: {
                        labels: data.fees.map((slice) => slice.label),
                        datasets: [
                            {
                                data: data.fees.map((slice) => slice.value),
                                backgroundColor: [css("--color-success", "#16a34a"), css("--color-warning", "#f59e0b"), css("--color-error", "#dc2626"), css("--color-neutral", "#6b7280")],
                            },
                        ],
                    },
                    options: {
                        responsive: true,
                        maintainAspectRatio: false,
                        plugins: {legend: {position: "right", labels: {color: ink}}},
                    },
                });

                return [signups, fees];
            };

            let charts = render();

            // "auto" removes data-theme entirely, so watch the attribute rather than a click.
            new MutationObserver(() => {
                charts.forEach((chart) => chart.destroy());
                charts = render();
            }).observe(document.documentElement, {attributes: true, attributeFilter: ["data-theme"]});
        })();
    </script>
{% endblock extra_body %}