/* "Specialties" — admin-only page (URL /specialties, menu Administration → Spezialfunktionen;
   the menu entry is only visible when the dropdown is opened with Shift held, see fis_main_menu.js)
   that exposes the otherwise hidden maintenance actions as cards with small forms. Each card
   calls its real action endpoint (which enforces the fds_sys > 4 gate itself); this module only
   renders and reports. Add a card per action in `cards`. */
let $spc = {
    init2: function () {
        $ocms.getScript([], function () { $spc.init3(); });
    },
    init3: function () {
        $fis.cf(true);
        $fis.lf(true);
        $('#activemodule').text($spt.mdl);
        $('#topbar').ocmsmenu([]);
        let frm = $$.dc('spcfrm', $('#contentframe'));
        $$.dc('spc_intro', frm).text($spt.intro);
        let grid = $$.dc('spc_grid', frm);
        $.each($spc.cards, function (i, build) { build(grid); });
    },

    /* ── building blocks ─────────────────────────────────────────────────── */
    card: function (grid, title, desc) {
        let card = $$.dc('spc_card', grid);
        let hd = $$.dc('spc_card_hd', card);
        $$.s(title).appendTo(hd);
        let bd = $$.dc('spc_card_bd', card);
        if (desc) { $$.dc('spc_card_desc', bd).text(desc); }
        let form = $('<form/>', { class: 'spc_form', novalidate: 'novalidate' }).appendTo(bd);
        let result = $$.dc('spc_result', bd).hide();
        return { card: card, body: bd, form: form, result: result };
    },
    field: function (form, name, label, options) {
        options = options || {};
        let fg = $$.dc('spc_field', form);
        let id = 'spc_' + name;
        $$.lbl(label, { for: id }).appendTo(fg);
        let inp = $$.i({ id: id, name: name, type: options.type || 'text', placeholder: options.placeholder || '' }).appendTo(fg);
        if (options.required) { inp.attr('required', 'required'); }
        if (options.pattern) { inp.attr('pattern', options.pattern); }
        if (options.note) { $$.dc('spc_field_note', fg).text(options.note); }
        return inp;
    },
    showResult: function (result, ok, lines) {
        result.empty().attr('class', 'spc_result ' + (ok ? 'spc_result_ok' : 'spc_result_err'));
        $.each([].concat(lines || []), function (i, l) { if (l) { $$.dc('spc_result_line', result).text(l); } });
        result.show();
    },
    /* Wires a card form: validates, confirms, POSTs, reports. `run(values)` must return a
       postXT options object without success/error/complete; `report(response)` returns
       { ok, lines }. Callbacks run inside jQuery's dispatch and must never throw. */
    submit: function (c, options) {
        let btn = $$.bbtn(options.button, 'spc_btn spc_btn_primary').attr('type', 'submit').appendTo($$.dc('spc_actions', c.form));
        c.form.on('submit', function (ev) {
            ev.preventDefault();
            let f = c.form[0];
            if (typeof f.reportValidity === 'function' && !f.reportValidity()) { return; }
            let values = c.form.serializeObject(true, { typedvalues: false });
            if (typeof options.confirm === 'function' && !confirm(options.confirm(values))) { return; }
            c.result.hide();
            btn.prop('disabled', true).text($spt.working);
            $ocms.postXT($.extend(options.run(values), {
                success: function (r) {
                    let rep = options.report(r || {});
                    $spc.showResult(c.result, rep.ok, rep.lines);
                },
                error: function (jqXHR) {
                    $spc.showResult(c.result, false, [$spt.failed, (jqXHR && jqXHR.internalText) || '']);
                },
                complete: function () { btn.prop('disabled', false).text(options.button); }
            }));
        });
    },

    /* ── cards ───────────────────────────────────────────────────────────── */
    cards: [
        /* Invoice file backup + clear → POST /do/admin/backupclearinvoicefile/<id> (ADR 0027). */
        function (grid) {
            let c = $spc.card(grid, $spt.ifc_title, $spt.ifc_desc);
            $spc.field(c.form, 'id', $spt.ifc_id, { required: true, placeholder: $spt.ifc_id_ph, note: $spt.ifc_id_note, pattern: '[A-Za-z0-9]{1,10}' });
            $spc.submit(c, {
                button: $spt.ifc_btn,
                confirm: function (v) { return $spt.ifc_confirm.replace('{0}', v.id); },
                run: function (v) {
                    return { url: $ocms.url('admin/backupclearinvoicefile/' + encodeURIComponent((v.id || '').trim())), method: 'post', data: {} };
                },
                report: function (r) {
                    let b = r.backup || {};
                    if (b.success === true) {
                        return { ok: true, lines: [$spt.ifc_ok, b.blobBackupUri ? $spt.ifc_ok_blob.replace('{0}', b.blobBackupUri) : $spt.ifc_ok_noblob] };
                    }
                    return { ok: false, lines: [$spt.ifc_reason[b.reason] || ($spt.failed + ' (' + (b.reason || '?') + ')')] };
                }
            });
        }
    ]
};
let $$spc = { init2: $spc.init2, auth: {} };
export default $$spc;