{{template "base" .}}

{{define "naslov"}}Izveštaji — NTech{{end}}

{{define "dodatni-css"}}
<script src="https://cdn.jsdelivr.net/npm/chart.js@4.4.4/dist/chart.umd.min.js"></script>
<style>
    .izv-naslov {
        font-size: 13px;
        font-weight: 500;
        color: var(--tekst-sporedni);
        text-transform: uppercase;
        letter-spacing: 0.05em;
        margin-bottom: 14px;
    }

    .toggle-red {
        display: flex;
        align-items: center;
        gap: 10px;
        margin-bottom: 16px;
    }

    .toggle-switch {
        position: relative;
        display: inline-block;
        width: 40px;
        height: 22px;
        flex-shrink: 0;
    }

    .toggle-switch input { opacity: 0; width: 0; height: 0; }

    .toggle-slider {
        position: absolute;
        inset: 0;
        background: var(--ivica);
        border-radius: 22px;
        cursor: pointer;
        transition: background 0.2s;
    }

    .toggle-slider::before {
        content: '';
        position: absolute;
        width: 16px;
        height: 16px;
        left: 3px;
        top: 3px;
        background: #fff;
        border-radius: 50%;
        transition: transform 0.2s;
    }

    .toggle-switch input:checked + .toggle-slider { background: var(--sb-akcent); }
    .toggle-switch input:checked + .toggle-slider::before { transform: translateX(18px); }

    .rang-broj {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 22px;
        height: 22px;
        border-radius: 50%;
        background: var(--pozadina);
        font-size: 11px;
        font-weight: 600;
        color: var(--tekst-sporedni);
        flex-shrink: 0;
    }

    .rang-broj.zlatni { background: #fef3c7; color: #92400e; }

    .badge-dana {
        display: inline-block;
        padding: 2px 8px;
        border-radius: 20px;
        font-size: 11px;
        font-weight: 500;
        white-space: nowrap;
    }

    .badge-dana.upozorenje { background: #fffbeb; color: #b45309; }
    .badge-dana.kritican   { background: #fef2f2; color: #dc2626; }

    .izv-sekcija:nth-child(1) { animation-delay: 0.04s; }
    .izv-sekcija:nth-child(2) { animation-delay: 0.12s; }
    .izv-sekcija:nth-child(3) { animation-delay: 0.20s; }

    .izv-grid-kartica:nth-child(1) { animation-delay: 0.24s; }
    .izv-grid-kartica:nth-child(2) { animation-delay: 0.32s; }
</style>
{{end}}

{{define "sadrzaj"}}
<div style="display:flex;flex-direction:column;gap:20px;">

    <!-- 1. mesečni prihod -->
    <div class="kartica izv-sekcija animiraj">
        <div style="display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px;margin-bottom:4px;">
            <div class="izv-naslov" style="margin-bottom:0;">Mesečni prihod — poslednjih 12 meseci</div>
            <div class="toggle-red" style="margin-bottom:0;">
                <span style="font-size:13px;color:var(--tekst-sporedni);">Grafikon</span>
                <label class="toggle-switch">
                    <input type="checkbox" id="toggle-grafikon" checked>
                    <span class="toggle-slider"></span>
                </label>
            </div>
        </div>

        <div id="grafikon-wrapper" style="margin:16px 0;position:relative;height:260px;">
            <canvas id="grafikon-prihod"></canvas>
        </div>

        <div style="overflow-x:auto;">
            <table style="width:100%;border-collapse:collapse;">
                <thead>
                    <tr style="border-bottom:0.5px solid var(--ivica);">
                        <th style="padding:8px 12px;text-align:left;font-size:12px;font-weight:500;color:var(--tekst-sporedni);">Mesec</th>
                        <th style="padding:8px 12px;text-align:right;font-size:12px;font-weight:500;color:var(--tekst-sporedni);">Prodaja</th>
                        <th style="padding:8px 12px;text-align:right;font-size:12px;font-weight:500;color:var(--tekst-sporedni);">Servis</th>
                        <th style="padding:8px 12px;text-align:right;font-size:12px;font-weight:500;color:var(--tekst-sporedni);">Ukupno</th>
                    </tr>
                </thead>
                <tbody>
                    {{range .MesecniPrihodi}}
                    <tr style="border-bottom:0.5px solid var(--ivica);">
                        <td style="padding:8px 12px;font-size:13px;color:var(--tekst-glavni);">{{.MesecPrikaz}}</td>
                        <td style="padding:8px 12px;text-align:right;font-size:13px;color:var(--tekst-sporedni);">
                            {{if gt .Prodaja 0.0}}{{printf "%.0f" .Prodaja}} din{{else}}—{{end}}
                        </td>
                        <td style="padding:8px 12px;text-align:right;font-size:13px;color:var(--tekst-sporedni);">
                            {{if gt .Servis 0.0}}{{printf "%.0f" .Servis}} din{{else}}—{{end}}
                        </td>
                        <td style="padding:8px 12px;text-align:right;font-size:13px;font-weight:500;color:var(--tekst-glavni);">
                            {{if gt .Ukupno 0.0}}{{printf "%.0f" .Ukupno}} din{{else}}—{{end}}
                        </td>
                    </tr>
                    {{end}}
                </tbody>
            </table>
        </div>
    </div>

    <!-- 2. stari otvoreni nalozi -->
    <div class="kartica izv-sekcija animiraj">
        <div class="izv-naslov">Stari otvoreni nalozi — bez završetka duže od 14 dana</div>
        {{if .StariNalozi}}
        <div style="overflow-x:auto;">
            <table style="width:100%;border-collapse:collapse;">
                <thead>
                    <tr style="border-bottom:0.5px solid var(--ivica);">
                        <th style="padding:8px 12px;text-align:left;font-size:12px;font-weight:500;color:var(--tekst-sporedni);">Nalog</th>
                        <th style="padding:8px 12px;text-align:left;font-size:12px;font-weight:500;color:var(--tekst-sporedni);">Uređaj</th>
                        <th style="padding:8px 12px;text-align:left;font-size:12px;font-weight:500;color:var(--tekst-sporedni);">Klijent</th>
                        <th style="padding:8px 12px;text-align:left;font-size:12px;font-weight:500;color:var(--tekst-sporedni);">Status</th>
                        <th style="padding:8px 12px;text-align:left;font-size:12px;font-weight:500;color:var(--tekst-sporedni);">Primljeno</th>
                        <th style="padding:8px 12px;text-align:right;font-size:12px;font-weight:500;color:var(--tekst-sporedni);">Dana</th>
                    </tr>
                </thead>
                <tbody>
                    {{range .StariNalozi}}
                    <tr style="border-bottom:0.5px solid var(--ivica);">
                        <td style="padding:8px 12px;">
                            <a href="/servis/{{.ID}}" style="font-size:13px;font-family:monospace;color:var(--sb-akcent);text-decoration:none;">{{.BrojNaloga}}</a>
                        </td>
                        <td style="padding:8px 12px;font-size:13px;color:var(--tekst-glavni);">{{.Uredjaj}}</td>
                        <td style="padding:8px 12px;font-size:13px;color:var(--tekst-sporedni);">{{.KlijentNaziv}}</td>
                        <td style="padding:8px 12px;font-size:13px;color:var(--tekst-sporedni);">{{.Status}}</td>
                        <td style="padding:8px 12px;font-size:13px;color:var(--tekst-sporedni);">{{.DatumPrijema}}</td>
                        <td style="padding:8px 12px;text-align:right;">
                            {{if gt .DanaProslo 30}}
                            <span class="badge-dana kritican">{{.DanaProslo}} dana</span>
                            {{else}}
                            <span class="badge-dana upozorenje">{{.DanaProslo}} dana</span>
                            {{end}}
                        </td>
                    </tr>
                    {{end}}
                </tbody>
            </table>
        </div>
        {{else}}
        <div style="font-size:13px;color:var(--tekst-sporedni);padding:8px 0;">Nema zaostalih naloga. Sve je u redu.</div>
        {{end}}
    </div>

    <div class="grid grid-cols-1 md:grid-cols-2 gap-4 izv-sekcija animiraj">

        <!-- 3. top 10 artikala -->
        <div class="kartica izv-grid-kartica animiraj">
            <div class="izv-naslov">Najprodavaniji artikli — top 10</div>
            {{if .TopArtikli}}
            <table style="width:100%;border-collapse:collapse;">
                <thead>
                    <tr style="border-bottom:0.5px solid var(--ivica);">
                        <th style="padding:6px 8px;text-align:left;font-size:11px;font-weight:500;color:var(--tekst-sporedni);width:32px;">#</th>
                        <th style="padding:6px 8px;text-align:left;font-size:11px;font-weight:500;color:var(--tekst-sporedni);">Artikal</th>
                        <th style="padding:6px 8px;text-align:right;font-size:11px;font-weight:500;color:var(--tekst-sporedni);width:60px;">Kom.</th>
                        <th style="padding:6px 8px;text-align:right;font-size:11px;font-weight:500;color:var(--tekst-sporedni);width:100px;">Prihod</th>
                    </tr>
                </thead>
                <tbody>
                    {{range .TopArtikli}}
                    <tr style="border-bottom:0.5px solid var(--ivica);">
                        <td style="padding:7px 8px;">
                            <span class="rang-broj {{if eq .Rang 1}}zlatni{{end}}">{{.Rang}}</span>
                        </td>
                        <td style="padding:7px 8px;">
                            <div style="font-size:13px;color:var(--tekst-glavni);">{{.Naziv}}</div>
                            <div style="font-size:11px;color:var(--tekst-sporedni);margin-top:1px;">{{.Kategorija}}</div>
                        </td>
                        <td style="padding:7px 8px;text-align:right;font-size:13px;color:var(--tekst-glavni);">{{.UkupnoKolicina}}</td>
                        <td style="padding:7px 8px;text-align:right;font-size:13px;font-weight:500;color:var(--tekst-glavni);">{{printf "%.0f" .UkupnoPrihod}} din</td>
                    </tr>
                    {{end}}
                </tbody>
            </table>
            {{else}}
            <div style="font-size:13px;color:var(--tekst-sporedni);padding:8px 0;">Nema podataka o prodaji.</div>
            {{end}}
        </div>

        <!-- 4. top 10 klijenata -->
        <div class="kartica izv-grid-kartica animiraj">
            <div class="izv-naslov">Najvažniji klijenti — top 10</div>
            {{if .TopKlijenti}}
            <table style="width:100%;border-collapse:collapse;">
                <thead>
                    <tr style="border-bottom:0.5px solid var(--ivica);">
                        <th style="padding:6px 8px;text-align:left;font-size:11px;font-weight:500;color:var(--tekst-sporedni);width:32px;">#</th>
                        <th style="padding:6px 8px;text-align:left;font-size:11px;font-weight:500;color:var(--tekst-sporedni);">Klijent</th>
                        <th style="padding:6px 8px;text-align:right;font-size:11px;font-weight:500;color:var(--tekst-sporedni);width:60px;">Naloga</th>
                        <th style="padding:6px 8px;text-align:right;font-size:11px;font-weight:500;color:var(--tekst-sporedni);width:110px;">Vrednost</th>
                    </tr>
                </thead>
                <tbody>
                    {{range .TopKlijenti}}
                    <tr style="border-bottom:0.5px solid var(--ivica);">
                        <td style="padding:7px 8px;">
                            <span class="rang-broj {{if eq .Rang 1}}zlatni{{end}}">{{.Rang}}</span>
                        </td>
                        <td style="padding:7px 8px;font-size:13px;color:var(--tekst-glavni);">{{.Naziv}}</td>
                        <td style="padding:7px 8px;text-align:right;font-size:13px;color:var(--tekst-sporedni);">{{.BrojNaloga}}</td>
                        <td style="padding:7px 8px;text-align:right;font-size:13px;font-weight:500;color:var(--tekst-glavni);">{{printf "%.0f" .UkupnoVrednost}} din</td>
                    </tr>
                    {{end}}
                </tbody>
            </table>
            {{else}}
            <div style="font-size:13px;color:var(--tekst-sporedni);padding:8px 0;">Nema podataka o klijentima.</div>
            {{end}}
        </div>

    </div>

</div>

<script>
(function() {
    var podaci = {{.GrafikonJSON}};

    var isDark = document.documentElement.getAttribute('data-tema') !== 'svetla';
    var tekstBoja = getComputedStyle(document.documentElement).getPropertyValue('--tekst-sporedni').trim() || '#6b7280';
    var ivicaBoja = getComputedStyle(document.documentElement).getPropertyValue('--ivica').trim() || '#e5e7eb';

    var ctx = document.getElementById('grafikon-prihod').getContext('2d');
    var grafikon = new Chart(ctx, {
        type: 'bar',
        data: {
            labels: podaci.labele,
            datasets: [
                {
                    label: 'Prodaja',
                    data: podaci.prodaja,
                    backgroundColor: 'rgba(79, 126, 248, 0.75)',
                    borderRadius: 4,
                    borderSkipped: false,
                },
                {
                    label: 'Servis',
                    data: podaci.servis,
                    backgroundColor: 'rgba(22, 163, 74, 0.75)',
                    borderRadius: 4,
                    borderSkipped: false,
                }
            ]
        },
        options: {
            responsive: true,
            maintainAspectRatio: false,
            plugins: {
                legend: {
                    labels: { color: tekstBoja, font: { size: 12 }, boxWidth: 12, padding: 16 }
                },
                tooltip: {
                    callbacks: {
                        label: function(ctx) {
                            return ' ' + ctx.dataset.label + ': ' + Math.round(ctx.parsed.y).toLocaleString('sr-RS') + ' din';
                        }
                    }
                }
            },
            scales: {
                x: {
                    stacked: false,
                    ticks: { color: tekstBoja, font: { size: 11 } },
                    grid: { color: ivicaBoja }
                },
                y: {
                    ticks: {
                        color: tekstBoja,
                        font: { size: 11 },
                        callback: function(v) { return Math.round(v).toLocaleString('sr-RS') + ' din'; }
                    },
                    grid: { color: ivicaBoja }
                }
            }
        }
    });

    document.getElementById('toggle-grafikon').addEventListener('change', function() {
        document.getElementById('grafikon-wrapper').style.display = this.checked ? 'block' : 'none';
    });
})();
</script>
{{end}}