{% extends "base.html" %}

{% block title %}Cambiar Contraseña — Edu-Space{% endblock %}

{% block content %}
<div class="container pt-5 mt-4">
    <div class="row justify-content-center">
        <div class="col-lg-6 col-md-8">
            <!-- Header -->
            <div class="d-flex align-items-center justify-content-between mb-4">
                <div>
                    <h1 class="h3 mb-1 fw-bold">
                        <i class="bi bi-shield-lock text-primary me-2"></i>Cambiar Contraseña
                    </h1>
                    <p class="text-muted small mb-0">Actualización segura de credencial de acceso institucional</p>
                </div>
                <a href="/auth/profile" class="btn btn-outline-secondary btn-sm">
                    <i class="bi bi-arrow-left me-1"></i>Volver al Perfil
                </a>
            </div>

            <!-- Feedback Alerts -->
            {% if success %}
            <div class="alert alert-success alert-dismissible fade show shadow-sm mb-4" role="alert">
                <i class="bi bi-check-circle-fill me-2"></i>{{ success }}
                <button type="button" class="btn-close" data-bs-dismiss="alert" aria-label="Close"></button>
            </div>
            {% endif %}

            {% if error %}
            <div class="alert alert-danger alert-dismissible fade show shadow-sm mb-4" role="alert">
                <i class="bi bi-exclamation-triangle-fill me-2"></i>{{ error }}
                <button type="button" class="btn-close" data-bs-dismiss="alert" aria-label="Close"></button>
            </div>
            {% endif %}

            <!-- Form Card -->
            <div class="card border-0 shadow-sm" style="border-radius: 12px;">
                <div class="card-body p-4">
                    <form method="POST" action="/auth/change_password">
                        <div class="mb-3">
                            <label for="current_password" class="form-label small fw-semibold">Contraseña Actual <span class="text-danger">*</span></label>
                            <div class="input-group">
                                <span class="input-group-text bg-body-tertiary"><i class="bi bi-lock"></i></span>
                                <input type="password" class="form-control" id="current_password" name="current_password" required placeholder="Ingresa tu contraseña actual">
                                <button class="btn btn-outline-secondary" type="button" onclick="togglePass('current_password', 'currentPassIcon')" title="Ver/Ocultar">
                                    <i class="bi bi-eye" id="currentPassIcon"></i>
                                </button>
                            </div>
                        </div>

                        <div class="mb-3">
                            <label for="new_password" class="form-label small fw-semibold">Nueva Contraseña <span class="text-danger">*</span></label>
                            <div class="input-group">
                                <span class="input-group-text bg-body-tertiary"><i class="bi bi-key"></i></span>
                                <input type="password" class="form-control" id="new_password" name="new_password" required minlength="6" placeholder="Mínimo 6 caracteres">
                                <button class="btn btn-outline-secondary" type="button" onclick="togglePass('new_password', 'newPassIcon')" title="Ver/Ocultar">
                                    <i class="bi bi-eye" id="newPassIcon"></i>
                                </button>
                            </div>
                            <div class="form-text small">La nueva clave debe tener al menos 6 caracteres.</div>
                        </div>

                        <div class="mb-4">
                            <label for="confirm_password" class="form-label small fw-semibold">Confirmar Nueva Contraseña <span class="text-danger">*</span></label>
                            <div class="input-group">
                                <span class="input-group-text bg-body-tertiary"><i class="bi bi-check2-circle"></i></span>
                                <input type="password" class="form-control" id="confirm_password" name="confirm_password" required minlength="6" placeholder="Repite la nueva contraseña">
                                <button class="btn btn-outline-secondary" type="button" onclick="togglePass('confirm_password', 'confirmPassIcon')" title="Ver/Ocultar">
                                    <i class="bi bi-eye" id="confirmPassIcon"></i>
                                </button>
                            </div>
                        </div>

                        <div class="d-grid gap-2">
                            <button type="submit" class="btn btn-primary py-2 fw-semibold shadow-sm">
                                <i class="bi bi-shield-check me-1"></i>Actualizar Contraseña
                            </button>
                            <a href="/auth/profile" class="btn btn-link text-muted text-decoration-none">
                                Cancelar y volver
                            </a>
                        </div>
                    </form>
                </div>
            </div>
        </div>
    </div>
</div>
{% endblock %}

{% block extra_js %}
<script>
function togglePass(inputId, iconId) {
    var input = document.getElementById(inputId);
    var icon = document.getElementById(iconId);
    if (input && icon) {
        var isPass = input.getAttribute('type') === 'password';
        input.setAttribute('type', isPass ? 'text' : 'password');
        icon.className = isPass ? 'bi bi-eye-slash' : 'bi bi-eye';
    }
}
</script>
{% endblock %}