(function (w) {
    'use strict';
    if (w.pciConfirmRevisedPcFromApproved) {
        return;
    }

    /**
     * @param {string} beginUrl
     * @param {number|string} approvedFormId
     * @param {object} data revision-availability payload
     * @param {function|null} onCancel optional — e.g. reset scheme / modal selection when user clicks Cancel
     */
    w.pciConfirmRevisedPcFromApproved = function (beginUrl, approvedFormId, data, onCancel) {
        var fromScheme = data && data.revision_from_scheme_approved;
        var html = fromScheme
            ? '<p class="mb-0 text-left">This scheme is <strong>approved</strong> in the core register. Continue on this page to prepare a <strong>Revised PC-I</strong> using the latest saved PC-I data as the baseline.</p>'
            : '<p class="mb-0 text-left">An <strong>approved PC-I</strong> already exists for this scheme. Open the revision workspace to prepare a <strong>Revised PC-I</strong> from that approved record.</p>';
        var navigate = function () {
            var id = approvedFormId != null && approvedFormId !== '' ? String(approvedFormId) : '';
            if (!beginUrl || !id) {
                return;
            }
            w.location.href = beginUrl + '?pc_form_id=' + encodeURIComponent(id);
        };
        var dismiss = function () {
            if (typeof onCancel === 'function') {
                try {
                    onCancel();
                } catch (e) { /* ignore */ }
            }
        };
        if (typeof Swal !== 'undefined' && Swal && typeof Swal.fire === 'function') {
            Swal.fire({
                icon: 'question',
                title: fromScheme ? 'Revised PC-I from approved scheme' : 'Revised PC-I',
                html: html,
                showCancelButton: true,
                confirmButtonText: 'Proceed',
                cancelButtonText: 'Cancel',
                focusCancel: true,
                reverseButtons: true,
            }).then(function (result) {
                if (result.isConfirmed) {
                    navigate();
                } else {
                    dismiss();
                }
            });
        } else if (w.confirm(fromScheme
            ? 'This scheme is approved. Continue to create a Revised PC-I on this page?'
            : 'An approved PC-I exists for this scheme. Open the revision workspace to create a Revised PC-I?')) {
            navigate();
        } else {
            dismiss();
        }
    };

    /**
     * Approved scheme with no PC-I row to clone: confirm staying on create. Proceed does not navigate.
     * @param {function|null} onCancel — reset scheme / hide revised UI when user cancels (skipped when cookie-locked)
     */
    w.pciConfirmBlankRevisedPcOnCreate = function (onCancel) {
        var html = '<p class="mb-0 text-left">This scheme is <strong>approved</strong> in the core register. Continue on this page to create a <strong>Revised PC-I</strong>. When you submit, it will be recorded as a revision.</p>';
        var dismiss = function () {
            if (typeof onCancel === 'function') {
                try {
                    onCancel();
                } catch (e) { /* ignore */ }
            }
        };
        if (typeof Swal !== 'undefined' && Swal && typeof Swal.fire === 'function') {
            Swal.fire({
                icon: 'question',
                title: 'Revised PC-I from approved scheme',
                html: html,
                showCancelButton: true,
                confirmButtonText: 'Proceed',
                cancelButtonText: 'Cancel',
                focusCancel: true,
                reverseButtons: true,
            }).then(function (result) {
                if (!result.isConfirmed) {
                    dismiss();
                }
            });
        } else if (w.confirm('This scheme is approved with no PC-I record yet. Continue on this page to create a Revised PC-I?')) {
            /* stay on page */
        } else {
            dismiss();
        }
    };
})(window);