{% extends 'dlux/base.html' %}
{% load static %}
{% load dlux_tags %}

{% block title %}{{ DLUX_STRINGS.sysbackup_title }}{% endblock %}

{% block extra_head %}
{{ block.super }}
<link rel="stylesheet" href="{% dlux_static 'dlux/backup/css/manage.css' %}">
{% endblock %}

{% block content %}
<div class="container-fluid py-3 dlux-backup-page">
    <div class="glass-profile dlux-backup-hero">
        <div>
            <h2 class="page-title mb-1"><i class="bi bi-safe2-fill me-2"></i>{{ DLUX_STRINGS.sysbackup_title }}</h2>
            <p class="text-muted mb-0">{{ DLUX_STRINGS.sysbackup_subtitle }}</p>
        </div>
        <div class="d-flex flex-column align-items-stretch gap-1">
            <a href="{% url 'options_view' %}" class="btn btn-outline-secondary btn-sm rounded-pill dlux-back-link dlux-backup-back align-self-end">
                <i class="bi bi-arrow-left me-1"></i>{{ DLUX_STRINGS.sysbackup_back_to_options|default:'Back to Options' }}
            </a>
            <form id="sysbackup-create-form"
                  class="dlux-form dlux-backup-create-form"
                  data-create-url="{% url 'system_backup_create' %}"
                  data-msg-preparing="{{ DLUX_STRINGS.sysbackup_preparing }}"
                  data-msg-ready="{{ DLUX_STRINGS.sysbackup_ready }}"
                  data-msg-failed="{{ DLUX_STRINGS.sysbackup_failed }}"
                  data-msg-last-signal="{{ DLUX_STRINGS.sysbackup_last_signal|default:'Last update' }}"
                  data-msg-stalled="{{ DLUX_STRINGS.sysbackup_stalled_note|default:'No progress reported for {seconds}s.' }}">
                {% csrf_token %}
                <div>
                    <label class="form-label small mb-1" for="sysbackup-passphrase">{{ DLUX_STRINGS.sysbackup_passphrase_label }}</label>
                    <input type="password" id="sysbackup-passphrase" name="backup_passphrase" class="form-control form-control-sm glass-input" autocomplete="new-password" data-dlux-password-rules="off">
                </div>
                <div>
                    <label class="form-label small mb-1" for="sysbackup-passphrase-confirm">{{ DLUX_STRINGS.sysbackup_passphrase_confirm }}</label>
                    <input type="password" id="sysbackup-passphrase-confirm" name="backup_passphrase_confirm" class="form-control form-control-sm glass-input" autocomplete="new-password" data-dlux-password-rules="off">
                </div>
                <div>
                    <label class="form-label small mb-1" for="sysbackup-scope">{{ DLUX_STRINGS.sysbackup_scope_label|default:'Scope' }}</label>
                    <select id="sysbackup-scope" name="backup_scope" class="form-select form-select-sm glass-input">
                        <option value="full">{{ DLUX_STRINGS.sysbackup_scope_full|default:'Full (database + media)' }}</option>
                        <option value="data">{{ DLUX_STRINGS.sysbackup_scope_data|default:'Quick — data only (no media)' }}</option>
                    </select>
                </div>
                <button type="submit"
                        id="sysbackup-create-btn"
                        class="btn btn-primary rounded-pill text-nowrap">
                    <i class="bi bi-file-zip-fill me-1"></i>{{ DLUX_STRINGS.sysbackup_create }}
                </button>
            </form>
            <small id="sysbackup-create-status" class="text-muted text-center"></small>
        </div>
    </div>

    <div class="alert alert-warning dlux-backup-notice d-flex align-items-start gap-2" data-autoclose="false">
        <i class="bi bi-exclamation-triangle-fill mt-1"></i>
        <div>{{ DLUX_STRINGS.sysbackup_notice }}</div>
    </div>

    <div class="alert alert-info dlux-backup-notice d-flex flex-wrap align-items-center gap-3" data-autoclose="false">
        <i class="bi bi-calendar2-check"></i>
        <strong>{{ DLUX_STRINGS.sysbackup_policy|default:'Backup policy' }}:</strong>
        <span>
            {% if backup_config.scheduled_enabled %}
                {{ DLUX_STRINGS.sysbackup_schedule_every|default:'Scheduled every' }} {{ backup_config.schedule_interval_hours }} {{ DLUX_STRINGS.sysbackup_hours|default:'hours' }}
            {% else %}
                {{ DLUX_STRINGS.sysbackup_schedule_off|default:'Scheduling is off' }}
            {% endif %}
        </span>
        <span>{{ DLUX_STRINGS.sysbackup_target|default:'Target' }}: <code>{{ backup_config.auto_export_target }}</code></span>
        <span>{{ DLUX_STRINGS.sysbackup_rotation|default:'Rotation' }}: {{ backup_config.retention_days }} {{ DLUX_STRINGS.sysbackup_days|default:'days' }} / {{ backup_config.max_backups_to_keep }} {{ DLUX_STRINGS.sysbackup_files_label|default:'files' }} (0 = {{ DLUX_STRINGS.sysbackup_unlimited|default:'unlimited' }})</span>
        <span>
            {{ DLUX_STRINGS.sysbackup_recovery_label|default:'Recovery' }}:
            {% if backup_policy.auto_retry_enabled %}
                {{ DLUX_STRINGS.sysbackup_recovery_on|default:'stalls fail after' }} {{ backup_policy.stall_timeout_minutes }}{{ DLUX_STRINGS.sysbackup_minutes_short|default:'m' }},
                {{ backup_policy.max_attempts }} {{ DLUX_STRINGS.sysbackup_attempts_word|default:'attempts' }},
                {{ backup_policy.retry_delay_minutes }}{{ DLUX_STRINGS.sysbackup_minutes_short|default:'m' }} {{ DLUX_STRINGS.sysbackup_apart|default:'apart' }}
            {% else %}
                {{ DLUX_STRINGS.sysbackup_recovery_off|default:'stalls fail after' }} {{ backup_policy.stall_timeout_minutes }}{{ DLUX_STRINGS.sysbackup_minutes_short|default:'m' }}; {{ DLUX_STRINGS.sysbackup_recovery_manual|default:'retry manually' }}
            {% endif %}
        </span>
    </div>

    <div class="row g-4">
        <div class="col-12">
            <section class="glass-container dlux-backup-card">
                <h5 class="mb-3">{{ DLUX_STRINGS.sysbackup_existing }}</h5>
                {% dlux_table_shell %}
                    <table class="table table-hover align-middle dlux-data-table">
                        <thead>
                            <tr>
                                <th>{{ DLUX_STRINGS.user_report_timestamp }}</th>
                                <th>{{ DLUX_STRINGS.sysbackup_requested_by }}</th>
                                <th>{{ DLUX_STRINGS.sysbackup_trigger|default:'Trigger' }}</th>
                                <th>{{ DLUX_STRINGS.sysbackup_status }}</th>
                                <th>{{ DLUX_STRINGS.backup_progress }}</th>
                                <th>{{ DLUX_STRINGS.sysbackup_rows }}</th>
                                <th>{{ DLUX_STRINGS.sysbackup_files }}</th>
                                <th>{{ DLUX_STRINGS.sysbackup_size }}</th>
                                <th class="text-end"></th>
                            </tr>
                        </thead>
                        <tbody id="sysbackup-table-body"
                               data-status-url="{% url 'system_backup_list_status' %}"
                               data-revision="{{ backup_revision }}">
                            {% include 'dlux/backup/_backup_rows.html' %}
                        </tbody>
                    </table>
                {% enddlux_table_shell %}
            </section>
        </div>

        <div class="col-lg-6">
            <section class="glass-container dlux-backup-card h-100">
                <h5 class="mb-3">{{ DLUX_STRINGS.sysbackup_orphans }}</h5>
                <p class="text-muted small">{{ DLUX_STRINGS.sysbackup_orphans_hint }}</p>
                {% dlux_table_shell %}
                    <table class="table table-hover align-middle dlux-data-table">
                        <tbody>
                            {% for orphan in orphan_files %}
                                <tr>
                                    <td>{{ orphan.name }}</td>
                                    <td>{{ orphan.size|filesizeformat }}</td>
                                    <td class="text-end">
                                        <button type="button"
                                                class="btn btn-outline-danger btn-sm rounded-pill sysrestore-open"
                                                data-backup-file="{{ orphan.name }}"
                                                data-backup-label="{{ orphan.name }}">
                                            <i class="bi bi-arrow-counterclockwise me-1"></i>{{ DLUX_STRINGS.sysrestore_action }}
                                        </button>
                                    </td>
                                </tr>
                            {% empty %}
                                {% include 'dlux/tables/empty_row.html' with text=DLUX_STRINGS.sysbackup_no_orphans padding=3 %}
                            {% endfor %}
                        </tbody>
                    </table>
                {% enddlux_table_shell %}
                <hr class="dlux-backup-divider">
                <form method="post" action="{% url 'system_backup_upload' %}" enctype="multipart/form-data" class="dlux-form dlux-backup-upload-form">
                    {% csrf_token %}
                    {{ backup_upload_form.backup_file }}
                    <button type="submit" class="btn btn-outline-primary btn-sm rounded-pill text-nowrap">
                        <i class="bi bi-upload me-1"></i>{{ DLUX_STRINGS.sysbackup_upload }}
                    </button>
                </form>
                <p class="form-text mt-2 mb-0">{{ DLUX_STRINGS.sysbackup_upload_help }}</p>
            </section>
        </div>

        <div class="col-lg-6">
            <section class="glass-container dlux-backup-card h-100">
                <h5 class="mb-3">{{ DLUX_STRINGS.sysrestore_history }}</h5>
                {% dlux_table_shell %}
                    <table class="table table-hover align-middle dlux-data-table">
                        <thead>
                            <tr>
                                <th>{{ DLUX_STRINGS.user_report_timestamp }}</th>
                                <th>{{ DLUX_STRINGS.sysbackup_requested_by }}</th>
                                <th>{{ DLUX_STRINGS.sysbackup_status }}</th>
                                <th>{{ DLUX_STRINGS.sysrestore_progress }}</th>
                            </tr>
                        </thead>
                        <tbody id="sysrestore-table-body"
                               data-status-url="{% url 'system_restore_list_status' %}"
                               data-revision="{{ restore_revision }}">
                            {% include 'dlux/backup/_restore_rows.html' %}
                        </tbody>
                    </table>
                {% enddlux_table_shell %}
            </section>
        </div>
    </div>

    <section id="sysbackup-resume-panel" class="glass-container dlux-backup-card dlux-backup-card--warning d-none">
        <h5 class="mb-2"><i class="bi bi-arrow-repeat me-2"></i>{{ DLUX_STRINGS.sysbackup_resume_title|default:'Retry backup' }}</h5>
        <p class="text-muted small mb-3">{{ DLUX_STRINGS.sysbackup_resume_help|default:'A new attempt is recorded on the same backup entry. A partially written backup cannot be continued from where it stopped, so the snapshot is rebuilt from scratch.' }}</p>
        <form method="post" action="" id="sysbackup-resume-form" class="dlux-form row g-2 align-items-end">
            {% csrf_token %}
            <div class="col-12">
                <strong>{{ DLUX_STRINGS.sysrestore_source }}:</strong> <span id="sysbackup-resume-label"></span>
            </div>
            <div class="col-md-4 d-none" id="sysbackup-resume-passphrase-wrap">
                <label class="form-label" for="sysbackup-resume-passphrase">{{ DLUX_STRINGS.sysbackup_passphrase_label }}</label>
                <input type="password" id="sysbackup-resume-passphrase" name="backup_passphrase" class="form-control glass-input" autocomplete="off" data-dlux-password-rules="off">
                <div class="form-text">{{ DLUX_STRINGS.sysbackup_resume_passphrase_help|default:'This backup is passphrase-protected. The passphrase is never stored, so it must be entered again — and that is why these backups are never retried automatically.' }}</div>
            </div>
            <div class="col-md-4 d-flex gap-2">
                <button type="submit" class="btn btn-warning rounded-pill">
                    <i class="bi bi-arrow-repeat me-1"></i>{{ DLUX_STRINGS.sysbackup_resume|default:'Retry' }}
                </button>
                <button type="button" id="sysbackup-resume-cancel" class="btn btn-outline-secondary rounded-pill">{{ DLUX_STRINGS.btn_cancel|default:'Cancel' }}</button>
            </div>
        </form>
    </section>

    <section id="sysrestore-panel" class="glass-container dlux-backup-card dlux-backup-card--danger d-none">
        <h5 class="text-danger mb-2"><i class="bi bi-exclamation-octagon-fill me-2"></i>{{ DLUX_STRINGS.sysrestore_title }}</h5>
        <p class="mb-1">{{ DLUX_STRINGS.sysrestore_warning }}</p>
        <p class="text-muted small mb-3">{{ DLUX_STRINGS.sysrestore_signout_note }}</p>
        <form method="post" action="{% url 'system_restore_start' %}" class="dlux-form row g-2 align-items-end">
            {% csrf_token %}
            <input type="hidden" name="backup_token" id="sysrestore-token" value="">
            <input type="hidden" name="backup_file_name" id="sysrestore-file" value="">
            <div class="col-12">
                <strong>{{ DLUX_STRINGS.sysrestore_source }}:</strong> <span id="sysrestore-label"></span>
            </div>
            <div class="col-md-3">
                <label class="form-label" for="sysrestore-password">{{ DLUX_STRINGS.current_password_prompt }}</label>
                <input type="password" id="sysrestore-password" name="current_password" class="form-control glass-input" autocomplete="current-password" required>
            </div>
            <div class="col-md-3">
                <label class="form-label" for="sysrestore-passphrase">{{ DLUX_STRINGS.sysrestore_passphrase_label }}</label>
                <input type="password" id="sysrestore-passphrase" name="backup_passphrase" class="form-control glass-input" autocomplete="off">
                <div class="form-text">{{ DLUX_STRINGS.sysrestore_passphrase_help }}</div>
            </div>
            <div class="col-md-4">
                <div class="form-check">
                    <input class="form-check-input" type="checkbox" name="confirm_replace" value="yes" id="sysrestore-confirm" required>
                    <label class="form-check-label" for="sysrestore-confirm">{{ DLUX_STRINGS.sysrestore_confirm_label }}</label>
                </div>
                <div class="form-check">
                    <input class="form-check-input" type="checkbox" name="ignore_version_mismatch" value="yes" id="sysrestore-ignore">
                    <label class="form-check-label" for="sysrestore-ignore">{{ DLUX_STRINGS.sysrestore_ignore_mismatch }}</label>
                </div>
            </div>
            <div class="col-md-2 d-flex gap-2">
                <button type="submit" class="btn btn-danger rounded-pill w-100">
                    <i class="bi bi-arrow-counterclockwise me-1"></i>{{ DLUX_STRINGS.sysrestore_action }}
                </button>
                <button type="button" id="sysrestore-cancel" class="btn btn-outline-secondary rounded-pill">{{ DLUX_STRINGS.btn_cancel|default:'Cancel' }}</button>
            </div>
        </form>
    </section>
</div>
{% endblock %}

{% block scripts %}
{{ block.super }}
<script src="{% dlux_static 'dlux/backup/js/manage.js' %}" nonce="{{ request.csp_nonce }}"></script>
{% endblock %}