{% extends "base.html" %}

{% block title %}Set Up Replication - S3 Compatible Storage{% endblock %}

{% block content %}
<div class="page-header d-flex justify-content-between align-items-center mb-4">
    <div>
        <nav aria-label="breadcrumb">
            <ol class="breadcrumb mb-1">
                <li class="breadcrumb-item"><a href="{{ url_for(endpoint="ui.sites_dashboard") }}">Sites</a></li>
                <li class="breadcrumb-item active" aria-current="page">Replication Wizard</li>
            </ol>
        </nav>
        <h1 class="h3 mb-1 d-flex align-items-center gap-2">
            <svg xmlns="http://www.w3.org/2000/svg" width="28" height="28" fill="currentColor" class="text-primary" viewBox="0 0 16 16">
                <path d="M8 4a.5.5 0 0 1 .5.5V6a.5.5 0 0 1-1 0V4.5A.5.5 0 0 1 8 4zM3.732 5.732a.5.5 0 0 1 .707 0l.915.914a.5.5 0 1 1-.708.708l-.914-.915a.5.5 0 0 1 0-.707zM2 10a.5.5 0 0 1 .5-.5h1.586a.5.5 0 0 1 0 1H2.5A.5.5 0 0 1 2 10zm9.5 0a.5.5 0 0 1 .5-.5h1.5a.5.5 0 0 1 0 1H12a.5.5 0 0 1-.5-.5zm.754-4.246a.389.389 0 0 0-.527-.02L7.547 9.31a.91.91 0 1 0 1.302 1.258l3.434-4.297a.389.389 0 0 0-.029-.518z"/>
                <path fill-rule="evenodd" d="M0 10a8 8 0 1 1 15.547 2.661c-.442 1.253-1.845 1.602-2.932 1.25C11.309 13.488 9.475 13 8 13c-1.474 0-3.31.488-4.615.911-1.087.352-2.49.003-2.932-1.25A7.988 7.988 0 0 1 0 10zm8-7a7 7 0 0 0-6.603 9.329c.203.575.923.876 1.68.63C4.397 12.533 6.358 12 8 12s3.604.532 4.923.96c.757.245 1.477-.056 1.68-.631A7 7 0 0 0 8 3z"/>
            </svg>
            Set Up Replication
        </h1>
        <p class="text-muted mb-0 mt-1">Configure bucket replication to <strong>{% if peer.display_name %}{{ peer.display_name }}{% else %}{{ peer.site_id }}{% endif %}</strong></p>
    </div>
</div>

<div class="row g-4">
    <div class="col-lg-4 col-md-5">
        <div class="card shadow-sm border-0 mb-4" style="border-radius: 1rem;">
            <div class="card-header bg-transparent border-0 pt-4 pb-0 px-4">
                <h5 class="fw-semibold d-flex align-items-center gap-2 mb-1">
                    <svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" fill="currentColor" class="text-primary" viewBox="0 0 16 16">
                        <path d="M0 8a8 8 0 1 1 16 0A8 8 0 0 1 0 8m7.5-6.923c-.67.204-1.335.82-1.887 1.855A8 8 0 0 0 5.145 4H7.5zM4.09 4a9.3 9.3 0 0 1 .64-1.539 7 7 0 0 1 .597-.933A7.03 7.03 0 0 0 2.255 4zm-.582 3.5c.03-.877.138-1.718.312-2.5H1.674a7 7 0 0 0-.656 2.5zM4.847 5a12.5 12.5 0 0 0-.338 2.5H7.5V5zM8.5 5v2.5h2.99a12.5 12.5 0 0 0-.337-2.5zM4.51 8.5a12.5 12.5 0 0 0 .337 2.5H7.5V8.5zm3.99 0V11h2.653c.187-.765.306-1.608.338-2.5zM5.145 12q.208.58.468 1.068c.552 1.035 1.218 1.65 1.887 1.855V12zm.182 2.472a7 7 0 0 1-.597-.933A9.3 9.3 0 0 1 4.09 12H2.255a7 7 0 0 0 3.072 2.472M3.82 11a13.7 13.7 0 0 1-.312-2.5h-2.49a7 7 0 0 0 .656 2.5zM8.5 12v2.923c.67-.204 1.335-.82 1.887-1.855q.26-.487.468-1.068zm3.68-1h2.146c.365-.767.594-1.61.656-2.5h-2.49a13.7 13.7 0 0 1-.312 2.5m2.802-3.5a7 7 0 0 0-.656-2.5H12.18c.174.782.282 1.623.312 2.5zM11.27 2.461c.247.464.462.98.64 1.539h1.835a7 7 0 0 0-3.072-2.472c.218.284.418.598.597.933M10.855 4a8 8 0 0 0-.468-1.068C9.835 1.897 9.17 1.282 8.5 1.077V4z"/>
                    </svg>
                    Peer Site
                </h5>
            </div>
            <div class="card-body px-4 pb-4">
                <dl class="mb-0">
                    <dt class="text-muted small">Site ID</dt>
                    <dd class="mb-2">{{ peer.site_id }}</dd>
                    <dt class="text-muted small">Endpoint</dt>
                    <dd class="mb-2 text-truncate" title="{{ peer.endpoint }}">{{ peer.endpoint }}</dd>
                    <dt class="text-muted small">Region</dt>
                    <dd class="mb-2"><span class="badge bg-primary bg-opacity-10 text-primary">{{ peer.region }}</span></dd>
                    <dt class="text-muted small">Connection</dt>
                    <dd class="mb-0"><span class="badge bg-secondary bg-opacity-10 text-secondary">{{ connection.name }}</span></dd>
                </dl>
            </div>
        </div>

        <div class="card shadow-sm border-0" style="border-radius: 1rem;">
            <div class="card-header bg-transparent border-0 pt-4 pb-0 px-4">
                <h5 class="fw-semibold d-flex align-items-center gap-2 mb-1">
                    <svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" fill="currentColor" class="text-muted" viewBox="0 0 16 16">
                        <path d="M8 16A8 8 0 1 0 8 0a8 8 0 0 0 0 16zm.93-9.412-1 4.705c-.07.34.029.533.304.533.194 0 .487-.07.686-.246l-.088.416c-.287.346-.92.598-1.465.598-.703 0-1.002-.422-.808-1.319l.738-3.468c.064-.293.006-.399-.287-.47l-.451-.081.082-.381 2.29-.287zM8 5.5a1 1 0 1 1 0-2 1 1 0 0 1 0 2z"/>
                    </svg>
                    Replication Modes
                </h5>
            </div>
            <div class="card-body px-4 pb-4 small">
                <p class="mb-2"><strong>New Only:</strong> Only replicate new objects uploaded after the rule is created.</p>
                <p class="mb-2"><strong>All Objects:</strong> Replicate all existing objects plus new uploads.</p>
                <p class="mb-0"><strong>Bidirectional:</strong> Two-way sync between sites. Changes on either side are synchronized.</p>
            </div>
        </div>
    </div>

    <div class="col-lg-8 col-md-7">
        <div class="card shadow-sm border-0" style="border-radius: 1rem;">
            <div class="card-header bg-transparent border-0 pt-4 pb-0 px-4">
                <h5 class="fw-semibold d-flex align-items-center gap-2 mb-1">
                    <svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" fill="currentColor" class="text-muted" viewBox="0 0 16 16">
                        <path d="M2.522 5H2a.5.5 0 0 0-.494.574l1.372 9.149A1.5 1.5 0 0 0 4.36 16h7.278a1.5 1.5 0 0 0 1.483-1.277l1.373-9.149A.5.5 0 0 0 14 5h-.522A5.5 5.5 0 0 0 2.522 5zm1.005 0a4.5 4.5 0 0 1 8.945 0H3.527z"/>
                    </svg>
                    Select Buckets to Replicate
                </h5>
                <p class="text-muted small mb-0">Choose which buckets should be replicated to this peer site</p>
            </div>
            <div class="card-body px-4 pb-4">
                {% if buckets %}
                <form method="POST" action="{{ url_for(endpoint="ui.create_peer_replication_rules", site_id=peer.site_id) }}">
                    <input type="hidden" name="csrf_token" value="{{ csrf_token_value }}"/>

                    <div class="mb-4">
                        <label for="mode" class="form-label fw-medium">Replication Mode</label>
                        <select class="form-select" id="mode" name="mode">
                            <option value="new_only">New Objects Only</option>
                            <option value="all">All Objects (includes existing)</option>
                            <option value="bidirectional">Bidirectional Sync</option>
                        </select>
                    </div>

                    <div id="bidirWarning" class="alert alert-warning d-none mb-4" role="alert">
                        <h6 class="alert-heading fw-bold d-flex align-items-center gap-2">
                            <svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" fill="currentColor" viewBox="0 0 16 16">
                                <path fill-rule="evenodd" d="M1 11.5a.5.5 0 0 0 .5.5h11.793l-3.147 3.146a.5.5 0 0 0 .708.708l4-4a.5.5 0 0 0 0-.708l-4-4a.5.5 0 0 0-.708.708L13.293 11H1.5a.5.5 0 0 0-.5.5zm14-7a.5.5 0 0 1-.5.5H2.707l3.147 3.146a.5.5 0 1 1-.708.708l-4-4a.5.5 0 0 1 0-.708l4-4a.5.5 0 1 1 .708.708L2.707 4H14.5a.5.5 0 0 1 .5.5z"/>
                            </svg>
                            Bidirectional Sync Requires Configuration on Both Sites
                        </h6>
                        <p class="mb-2">For bidirectional sync to work properly, you must configure <strong>both</strong> sites. This wizard only configures one direction.</p>
                        <hr class="my-2">
                        <p class="mb-2 fw-semibold">After completing this wizard, you must also:</p>
                        <ol class="mb-2 ps-3">
                            <li>Go to <strong>{% if peer.display_name %}{{ peer.display_name }}{% else %}{{ peer.site_id }}{% endif %}</strong>'s admin UI</li>
                            <li>Register <strong>this site</strong> as a peer (with a connection)</li>
                            <li>Create matching bidirectional replication rules pointing back to this site</li>
                            <li>Ensure <code>SITE_SYNC_ENABLED=true</code> is set on both sites</li>
                        </ol>
                        <div class="d-flex align-items-center gap-2 mt-3">
                            <span class="badge bg-light text-dark border">Local Site ID: <strong>{% if local_site %}{{ local_site.site_id }}{% else %}{{ "Not configured" }}{% endif %}</strong></span>
                            <span class="badge bg-light text-dark border">Local Endpoint: <strong>{% if local_site and local_site.endpoint %}{{ local_site.endpoint }}{% else %}{{ "Not configured" }}{% endif %}</strong></span>
                        </div>
                        {% if not local_site or not local_site.site_id or not local_site.endpoint %}
                        <div class="alert alert-danger mt-3 mb-0 py-2">
                            <small><strong>Warning:</strong> Your local site identity is not fully configured. The remote site won't be able to connect back. <a href="{{ url_for(endpoint="ui.sites_dashboard") }}">Configure it now</a>.</small>
                        </div>
                        {% endif %}
                    </div>

                    <div class="table-responsive">
                        <table class="table table-hover align-middle mb-0">
                            <thead class="table-light">
                                <tr>
                                    <th scope="col" style="width: 40px;">
                                        <input type="checkbox" class="form-check-input" id="selectAll">
                                    </th>
                                    <th scope="col">Local Bucket</th>
                                    <th scope="col">Target Bucket Name</th>
                                    <th scope="col">Status</th>
                                </tr>
                            </thead>
                            <tbody>
                                {% for bucket in buckets %}
                                <tr>
                                    <td>
                                        <input type="checkbox" class="form-check-input bucket-checkbox"
                                            name="buckets" value="{{ bucket.name }}"
                                            {% if bucket.has_rule %}disabled{% endif %}>
                                    </td>
                                    <td>
                                        <div class="d-flex align-items-center gap-2">
                                            <svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="currentColor" class="text-muted" viewBox="0 0 16 16">
                                                <path d="M2.522 5H2a.5.5 0 0 0-.494.574l1.372 9.149A1.5 1.5 0 0 0 4.36 16h7.278a1.5 1.5 0 0 0 1.483-1.277l1.373-9.149A.5.5 0 0 0 14 5h-.522A5.5 5.5 0 0 0 2.522 5zm1.005 0a4.5 4.5 0 0 1 8.945 0H3.527z"/>
                                            </svg>
                                            <span class="fw-medium">{{ bucket.name }}</span>
                                        </div>
                                    </td>
                                    <td>
                                        <input type="text" class="form-control form-control-sm"
                                            name="target_{{ bucket.name }}"
                                            value="{% if bucket.existing_target %}{{ bucket.existing_target }}{% else %}{{ bucket.name }}{% endif %}"
                                            placeholder="{{ bucket.name }}"
                                            {% if bucket.has_rule %}disabled{% endif %}>
                                    </td>
                                    <td>
                                        {% if bucket.has_rule %}
                                        <span class="badge bg-info bg-opacity-10 text-info">
                                            Already configured ({{ bucket.existing_mode }})
                                        </span>
                                        {% else %}
                                        <span class="badge bg-secondary bg-opacity-10 text-secondary">
                                            Not configured
                                        </span>
                                        {% endif %}
                                    </td>
                                </tr>
                                {% endfor %}
                            </tbody>
                        </table>
                    </div>

                    <div class="d-flex gap-2 mt-4 pt-3 border-top">
                        <button type="submit" class="btn btn-primary" id="submitBtn" disabled>
                            <svg xmlns="http://www.w3.org/2000/svg" width="14" height="14" fill="currentColor" class="me-1" viewBox="0 0 16 16">
                                <path d="M10.97 4.97a.75.75 0 0 1 1.07 1.05l-3.99 4.99a.75.75 0 0 1-1.08.02L4.324 8.384a.75.75 0 1 1 1.06-1.06l2.094 2.093 3.473-4.425a.267.267 0 0 1 .02-.022z"/>
                            </svg>
                            Create Replication Rules
                        </button>
                        <a href="{{ url_for(endpoint="ui.sites_dashboard") }}" class="btn btn-outline-secondary">
                            Skip for Now
                        </a>
                    </div>
                </form>
                {% else %}
                <div class="empty-state text-center py-5">
                    <div class="empty-state-icon mx-auto mb-3">
                        <svg xmlns="http://www.w3.org/2000/svg" width="48" height="48" fill="currentColor" viewBox="0 0 16 16">
                            <path d="M2.522 5H2a.5.5 0 0 0-.494.574l1.372 9.149A1.5 1.5 0 0 0 4.36 16h7.278a1.5 1.5 0 0 0 1.483-1.277l1.373-9.149A.5.5 0 0 0 14 5h-.522A5.5 5.5 0 0 0 2.522 5zm1.005 0a4.5 4.5 0 0 1 8.945 0H3.527z"/>
                        </svg>
                    </div>
                    <h5 class="fw-semibold mb-2">No buckets yet</h5>
                    <p class="text-muted mb-3">Create some buckets first, then come back to set up replication.</p>
                    <a href="{{ url_for(endpoint="ui.buckets_overview") }}" class="btn btn-primary">
                        Go to Buckets
                    </a>
                </div>
                {% endif %}
            </div>
        </div>
    </div>
</div>

<script>
(function() {
    const selectAllCheckbox = document.getElementById('selectAll');
    const bucketCheckboxes = document.querySelectorAll('.bucket-checkbox:not(:disabled)');
    const submitBtn = document.getElementById('submitBtn');
    const modeSelect = document.getElementById('mode');
    const bidirWarning = document.getElementById('bidirWarning');

    function updateBidirWarning() {
        if (modeSelect && bidirWarning) {
            if (modeSelect.value === 'bidirectional') {
                bidirWarning.classList.remove('d-none');
            } else {
                bidirWarning.classList.add('d-none');
            }
        }
    }

    if (modeSelect) {
        modeSelect.addEventListener('change', updateBidirWarning);
        updateBidirWarning();
    }

    function updateSubmitButton() {
        const checkedCount = document.querySelectorAll('.bucket-checkbox:checked').length;
        if (submitBtn) {
            submitBtn.disabled = checkedCount === 0;
            const text = checkedCount > 0
                ? `Create ${checkedCount} Replication Rule${checkedCount > 1 ? 's' : ''}`
                : 'Create Replication Rules';
            submitBtn.innerHTML = `
                <svg xmlns="http://www.w3.org/2000/svg" width="14" height="14" fill="currentColor" class="me-1" viewBox="0 0 16 16">
                    <path d="M10.97 4.97a.75.75 0 0 1 1.07 1.05l-3.99 4.99a.75.75 0 0 1-1.08.02L4.324 8.384a.75.75 0 1 1 1.06-1.06l2.094 2.093 3.473-4.425a.267.267 0 0 1 .02-.022z"/>
                </svg>
                ${text}
            `;
        }
    }

    function updateSelectAll() {
        if (selectAllCheckbox && bucketCheckboxes.length > 0) {
            const allChecked = Array.from(bucketCheckboxes).every(cb => cb.checked);
            const someChecked = Array.from(bucketCheckboxes).some(cb => cb.checked);
            selectAllCheckbox.checked = allChecked;
            selectAllCheckbox.indeterminate = someChecked && !allChecked;
        }
    }

    if (selectAllCheckbox) {
        selectAllCheckbox.addEventListener('change', function() {
            bucketCheckboxes.forEach(cb => {
                cb.checked = this.checked;
            });
            updateSubmitButton();
        });
    }

    bucketCheckboxes.forEach(cb => {
        cb.addEventListener('change', function() {
            updateSelectAll();
            updateSubmitButton();
        });
    });

    updateSelectAll();
    updateSubmitButton();
})();
</script>
{% endblock %}