!function(){"use strict";var Dialog=function(){var dialog_el_id="dialog",is_open=!1,dialog_callback=null,will_save,confirming,editing,editing_dirent,cur_usage,cur_usage_name,cur_gameid,cur_filelist;function dialog_open(e,t,i,r){if(is_open)throw new Error("Dialog: dialog box is already open.");if(!Storage)throw new Error("Dialog: no storage API is available.");dialog_callback=r,will_save=e,confirming=!1,editing=!1,editing_dirent=null,cur_gameid=i,cur_usage_name=label_for_usage(cur_usage=t);var n="windowport",l=window.Game;window.GlkOte&&(l=window.GlkOte.getinterface()),l&&l.windowport&&(n=l.windowport);var o=$("#"+n);if(!o.length)throw new Error("Dialog: unable to find root element #"+n+".");var a=$("#"+dialog_el_id+"_screen");a.length||(a=$("<div>",{id:dialog_el_id+"_screen"}),o.append(a));var s=$("#"+dialog_el_id+"_frame");s.length||(s=$("<div>",{id:dialog_el_id+"_frame"}),o.append(s));var u,f,d,c=$("#"+dialog_el_id);c.length&&c.remove(),c=$("<div>",{id:dialog_el_id}),(u=$("<form>")).on("submit",will_save?e
vhan_accept_save_button:evhan_accept_load_button),c.append(u),d=$("<div>",{class:"DiaButtonsFloat"}),(f=$("<button>",{id:dialog_el_id+"_edit",type:"button"})).append("Edit"),f.on("click",evhan_edit_button),d.append(f),u.append(d),(d=$("<div>",{id:dialog_el_id+"_cap",class:"DiaCaption"})).append("XXX"),u.append(d),will_save&&(d=$("<div>",{id:dialog_el_id+"_input",class:"DiaInput"}),u.append(d),f=$("<input>",{id:dialog_el_id+"_infield",type:"text",name:"filename"}),d.append(f),(d=$("<div>",{id:dialog_el_id+"_warning",class:"DiaWarning"})).text("Warning: data may be erased by clearing cookies or browser privacy policies."),u.append(d)),d=$("<div>",{id:dialog_el_id+"_body",class:"DiaBody"}),u.append(d),(d=$("<div>",{id:dialog_el_id+"_cap2",class:"DiaCaption"})).hide(),u.append(d),d=$("<div>",{id:dialog_el_id+"_buttonrow",class:"DiaButtons"}),(f=$("<button>",{id:dialog_el_id+"_cancel",type:"button"})).append("Cancel"),f.on("click",evhan_cancel_button),d.append(f),(f=$("<button>",{id:dialog_el_id+"_delete",type:"b
utton"})).append("Delete"),f.on("click",evhan_delete_button),f.hide(),d.append(f),(f=$("<button>",{id:dialog_el_id+"_display",type:"button"})).append("Display"),f.on("click",evhan_display_button),f.hide(),d.append(f),(f=$("<button>",{id:dialog_el_id+"_accept",type:"submit"})).append(will_save?"Save":"Load"),f.on("click",will_save?evhan_accept_save_button:evhan_accept_load_button),d.append(f),u.append(d),s.append(c),is_open=!0,evhan_storage_changed(),defer_func(will_save?function(){var e=$("#"+dialog_el_id+"_infield");e.length&&e.focus()}:function(){var e=$("#"+dialog_el_id+"_select");e.length&&e.focus()})}function dialog_close(){var e=$("#"+dialog_el_id);e.length&&e.remove();var t=$("#"+dialog_el_id+"_frame");t.length&&t.remove();var i=$("#"+dialog_el_id+"_screen");i.length&&i.remove(),is_open=!1,dialog_callback=null,cur_filelist=null,editing=!1,editing_dirent=null}function set_caption(e,t){var i=$("#"+(t?dialog_el_id+"_cap":dialog_el_id+"_cap2"));i.length&&(e?(i.text(e),i.show()):i.hide())}function label_fo
r_usage(e){switch(e){case"data":return"data file";case"save":return"save file";case"transcript":return"transcript";case"command":return"command script";default:return"file"}}function usage_is_textual(e){return"transcript"==e||"command"==e}function defer_func(e){return window.setTimeout(e,10)}function evhan_select_change(){if(!is_open)return!1;if(confirming)return!1;var e=$("#"+dialog_el_id+"_select");if(!e.length)return!1;var t=e.prop("selectedIndex");if(!cur_filelist||t<0||t>=cur_filelist.length)return!1;var i=cur_filelist[t],r=$("#"+dialog_el_id+"_infield");return!!r.length&&(r.val(i.dirent.filename),!1)}function evhan_select_change_editing(){if(!is_open)return!1;if(!editing||editing_dirent)return!1;var e=$("#"+dialog_el_id+"_delete");e.prop("disabled",!0),(e=$("#"+dialog_el_id+"_display")).prop("disabled",!0);var t=$("#"+dialog_el_id+"_select");if(!t.length)return!1;var i=t.prop("selectedIndex");if(!cur_filelist||i<0||i>=cur_filelist.length)return!1;var r=cur_filelist[i];if(!r||!r.dirent||!file_ref_exists
(r.dirent))return!1;(e=$("#"+dialog_el_id+"_delete")).prop("disabled",!1),(e=$("#"+dialog_el_id+"_display")).prop("disabled",!1)}function evhan_accept_load_button(e){if(e.preventDefault(),!is_open)return!1;if(editing)return!1;var t=$("#"+dialog_el_id+"_select");if(!t.length)return!1;var i=t.prop("selectedIndex");if(!cur_filelist||i<0||i>=cur_filelist.length)return!1;var r=cur_filelist[i];if(!r||!r.dirent||!file_ref_exists(r.dirent))return!1;var n=dialog_callback;return dialog_close(),n&&n(r.dirent),!1}function evhan_accept_save_button(e){if(e.preventDefault(),!is_open)return!1;if(editing)return!1;var t=$("#"+dialog_el_id+"_infield");if(!t.length)return!1;var i=t.val();if(!(i=jQuery.trim(i)).length)return!1;var r=file_construct_ref(i,cur_usage,cur_gameid);if(file_ref_exists(r)&&!confirming)return confirming=!0,set_caption("You already have a "+cur_usage_name+' "'+r.filename+'". Do you want to replace it?',!1),t.prop("disabled",!0),$("#"+dialog_el_id+"_accept").text("Replace"),!1;var n=dialog_callback;return d
ialog_close(),n&&n(r),!1}function evhan_edit_button(e){if(e.preventDefault(),!is_open)return!1;if(editing){if(editing_dirent){editing=!0,editing_dirent=null,$("#"+dialog_el_id+"_buttonrow").show();return $("#"+dialog_el_id+"_edit").text("Done"),evhan_storage_changed(),!1}{editing=!1,editing_dirent=null;const e=$("#"+dialog_el_id+"_input");e.length&&e.show();let t=$("#"+dialog_el_id+"_edit");return t.text("Edit"),t=$("#"+dialog_el_id+"_delete"),t.hide(),t=$("#"+dialog_el_id+"_display"),t.hide(),t=$("#"+dialog_el_id+"_accept"),t.show(),evhan_storage_changed(),!1}}{if(editing=!0,editing_dirent=null,confirming){confirming=!1,set_caption(null,!1);$("#"+dialog_el_id+"_infield").prop("disabled",!1);const e=$("#"+dialog_el_id+"_accept");e.prop("disabled",!1),e.text("Save")}const e=$("#"+dialog_el_id+"_input");e.length&&e.hide();let t=$("#"+dialog_el_id+"_edit");return t.text("Done"),t=$("#"+dialog_el_id+"_delete"),t.show(),t=$("#"+dialog_el_id+"_display"),t.show(),t=$("#"+dialog_el_id+"_accept"),t.hide(),evhan_stora
ge_changed(),!1}}function evhan_delete_button(e){if(e.preventDefault(),!is_open)return!1;if(!editing||editing_dirent)return!1;var t=$("#"+dialog_el_id+"_select");if(!t.length)return!1;var i=t.prop("selectedIndex");if(!cur_filelist||i<0||i>=cur_filelist.length)return!1;var r=cur_filelist[i];return!(!r||!r.dirent)&&(file_remove_ref(r.dirent),evhan_storage_changed(),!1)}function evhan_display_button(e){if(e.preventDefault(),!is_open)return!1;if(!editing||editing_dirent)return!1;var t=$("#"+dialog_el_id+"_select");if(!t.length)return!1;var i=t.prop("selectedIndex");if(!cur_filelist||i<0||i>=cur_filelist.length)return!1;var r=cur_filelist[i];return!!(r&&r.dirent&&file_ref_exists(r.dirent))&&($("#"+dialog_el_id+"_buttonrow").hide(),$("#"+dialog_el_id+"_edit").text("Close"),editing_dirent=r.dirent,evhan_storage_changed(),!1)}function evhan_cancel_button(e){if(e.preventDefault(),!is_open)return!1;if(confirming){confirming=!1,set_caption(null,!1),$("#"+dialog_el_id+"_infield").prop("disabled",!1);var t=$("#"+dialog_e
l_id+"_accept");return t.prop("disabled",!1),t.text("Save"),!1}var i=dialog_callback;return dialog_close(),i&&i(null),!1}function evhan_storage_changed(){if(!is_open)return!1;var e,t,i,r;if(!(t=$("#"+dialog_el_id+"_body")).length)return!1;if(editing&&editing_dirent&&(file_ref_exists(editing_dirent)||(editing_dirent=null,$("#"+dialog_el_id+"_buttonrow").show(),$("#"+dialog_el_id+"_edit").text("Done"))),editing&&editing_dirent){t.empty();var n=file_read(editing_dirent);if(n=String.fromCharCode.apply(this,n),usage_is_textual(editing_dirent.usage)){var l=$("<pre>",{class:"DiaDisplayText"});l.text(n),t.append(l),set_caption("Displaying file contents...",!0)}else{var o=window.btoa(n),a=$("<a>",{href:"data:application/octet-stream;base64,"+o,target:"_blank",download:"data"});a.text(editing_dirent.filename),t.append(a),set_caption('Use "Save As" option in your browser to download this link.',!0)}return!1}if(editing){if(i=files_list(null,cur_gameid),""!=cur_gameid&&(i=i.concat(files_list(null,""))),i.sort((function(e
,t){return e.dirent.usage<t.dirent.usage?-1:e.dirent.usage>t.dirent.usage?1:t.modified.getTime()-e.modified.getTime()})),0==i.length)return t.empty(),$("#"+dialog_el_id+"_delete").prop("disabled",!0),$("#"+dialog_el_id+"_display").prop("disabled",!0),set_caption("You have no stored files. Press Done to continue.",!0),!1;cur_filelist=[],r="";for(let e=0;e<i.length;e++)l=i[e],l.dirent.usage!=r&&(r=l.dirent.usage,cur_filelist.push({label:r})),cur_filelist.push(l);i=cur_filelist,t.empty();const n=$("<select>",{id:dialog_el_id+"_select",name:"files"});let l,o;n.prop("size","5");var s=!1;for(let t=0;t<i.length;t++)l=i[t],l.dirent?(e=$("<option>",{name:"f"+t}),s||(s=!0,e.selected=!0),o=format_date(l.modified),e.text(l.dirent.filename+" -- "+o),n.append(e)):((e=$("<option>",{name:"f"+t})).prop("disabled",!0),e.text("-- "+label_for_usage(l.label)+"s --"),n.append(e));return t.append(n),n.on("change",evhan_select_change_editing),evhan_select_change_editing(),set_caption("All stored files are now visible. You may delet
e them, and display files containing text. Press Done when finished.",!0),!1}if((i=files_list(cur_usage,cur_gameid)).sort((function(e,t){return t.modified.getTime()-e.modified.getTime()})),cur_filelist=i,0==i.length)t.empty();else{t.empty();const r=$("<select>",{id:dialog_el_id+"_select",name:"files"});let n,l;r.prop("size","5");for(let t=0;t<i.length;t++)n=i[t],e=$("<option>",{name:"f"+t}),0==t&&(e.selected=!0),l=format_date(n.modified),e.text(n.dirent.filename+" -- "+l),r.append(e);t.append(r),will_save&&r.on("change",evhan_select_change)}will_save?(set_caption("Name this "+cur_usage_name+".",!0),(e=$("#"+dialog_el_id+"_accept")).prop("disabled",!1)):0==i.length?(set_caption("You have no "+cur_usage_name+"s for this game.",!0),(e=$("#"+dialog_el_id+"_accept")).prop("disabled",!0)):(set_caption("Select a "+cur_usage_name+" to load.",!0),(e=$("#"+dialog_el_id+"_accept")).prop("disabled",!1))}function file_clean_fixed_name(e){return e}function file_construct_ref(e,t,i){e||(e=""),t||(t=""),i||(i="");var r=t+":
"+i+":"+e;return{dirent:"dirent:"+r,content:"content:"+r,filename:e,usage:t,gameid:i}}function file_construct_temp_ref(e){var t="_temp_"+(new Date).getTime()+"_"+Math.random();return file_construct_ref(t=t.replace(".",""),e)}function file_decode_ref(e){if("dirent:"!=e.slice(0,7))return null;var t=7,i=e.indexOf(":",t);if(i<0)return null;var r=e.slice(t,i);if(t=i+1,(i=e.indexOf(":",t))<0)return null;var n=e.slice(t,i);t=i+1;var l=e.slice(t),o="cont"+e.slice(3);return{dirent:e,content:o,filename:l,usage:r,gameid:n}}function file_load_dirent(e){if("object"!=typeof e&&!(e=file_decode_ref(e)))return null;var t=Storage.getItem(e.dirent);if(!t)return null;var i,r,n,l,o={dirent:e},a=t.toString().split(",");for(i=0;i<a.length;i++)if(!((r=(l=a[i]).indexOf(":"))<0))switch(n=l.slice(0,r),l=l.slice(r+1),n){case"created":o.created=new Date(Number(l));break;case"modified":o.modified=new Date(Number(l))}return o}function file_ref_exists(e){return!!Storage.getItem(e.dirent)}function file_remove_ref(e){Storage.removeItem(e.dir
ent),Storage.removeItem(e.content)}function file_write(e,t,i){var r,n,l,o,a=file_load_dirent(e);return a||(a={dirent:e,created:new Date}),a.modified=new Date,i||(t=encode_array(t)),n=[],a.created&&n.push("created:"+a.created.getTime()),a.modified&&n.push("modified:"+a.modified.getTime()),r=n.join(","),l=Storage.setItem(a.dirent.dirent,r),o=Storage.setItem(a.dirent.content,t),!l&&!o}function file_read(e,t){if(!file_load_dirent(e))return null;var i=Storage.getItem(e.content);return null==i?null:(i=i.toString())?t?i:decode_array(i):t?"":[]}function file_notimplemented(){throw new Error("streaming function not implemented in Dialog")}function file_ref_matches(e,t,i){return(null==t||e.usage==t)&&(null==i||e.gameid==i)}function files_list(e,t){var i,r=[];if(!Storage)return r;var n=Storage.getKeys();for(i=0;i<n.length;i++){var l=n[i];if(l){var o=file_decode_ref(l.toString());if(o&&file_ref_matches(o,e,t)){var a=file_load_dirent(o);r.push(a)}}}return r}function format_date(e){return e?e.getMonth()+1+"/"+e.getDate()+
" "+(e.getHours()+":"+(e.getMinutes()<10?"0":"")+e.getMinutes()):"???"}function autosave_write(e,t){var i="autosave:"+e;t?Storage.setItem(i,JSON.stringify(t)):Storage.removeItem(i)}function autosave_read(e){var t="autosave:"+e,i=Storage.getItem(t);if(i)try{return JSON.parse(i)}catch(e){return null}return null}var encode_array=null,decode_array=null;window.JSON?(encode_array=function(e){var t=JSON.stringify(e),i=t.length;return'"'==t[0]&&'"'==t[i-1]&&(t=t.slice(1,i-1)),t},decode_array=function(e){return JSON.parse(e)}):(encode_array=function(e){return"["+e+"]"},decode_array=function(val){return eval(val)});var Storage=null;try{var htmlLocalStorage=null;if(null!=window.localStorage?htmlLocalStorage=window.localStorage:null!=window.globalStorage&&(htmlLocalStorage=window.globalStorage[location.hostname]),htmlLocalStorage)try{if(htmlLocalStorage.setItem("_dialogtest","xyzzy"),"xyzzy"!=htmlLocalStorage.getItem("_dialogtest"))throw new Error("localStorage test did not match");htmlLocalStorage.removeItem("_dialogte
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read:file_read,file_fopen:file_notimplemented,autosave_write:autosave_write,autosave_read:autosave_read}}(),Glk=function(){var e=null;let t=null,i=null,r=null,n=null;const l={};var o,a,s,u,f,d=!1,c=!1,_=null,p=null,g=0,h=null,w=null;function m(t){var r,o;if(c)return o="### ui is disabled, ignoring event",void(window.console&&console.log&&console.log(o));if(t.gen==g)switch(g+=1,h=t.partial,t.type){case"init":O=t.metrics,t.support&&t.support.forEach(e=>l[e]=1),e.init();break;case"external":{let e=null;u&&(e=u(t.value)),e||"timer"!=t.value||(X=Date.now(),e={type:b.evtype_Timer}),e&&e.type&&y(e);break}case"timer":X=Date.now();y({type:b.evtype_Timer});break;case"hyperlink":!function(t,r){if(!J)return;var n=null;for(n=F;n&&n.disprock!=t;n=n.next);if(!n||!n.hyperlink_request)return;J.set_field(0,b.evtype_Hyperlink),J.set_field(1,n),J.set_field(2,r),J.set_field(3,0),n.hyperlink_request=!1,i&&i.prepare_resume(J);J=null,e.resume()}(t.window,t.value);break;case"mouse":!function(t,r,n){if(!J)return;var l=null;for(l=F;l&
&l.disprock!=t;l=l.next);if(!l||!l.mouse_request)return;J.set_field(0,b.evtype_MouseInput),J.set_field(1,l),J.set_field(2,r),J.set_field(3,n),l.mouse_request=!1,i&&i.prepare_resume(J);J=null,e.resume()}(t.window,t.x,t.y);break;case"char":!function(t,r){var n;if(!J)return;var l=null;for(l=F;l&&l.disprock!=t;l=l.next);if(!l||!l.char_request)return;1==r.length?(n=r.charCodeAt(0),l.char_request_uni||(n&=255)):(n=v[r])||(n=b.keycode_Unknown);J.set_field(0,b.evtype_CharInput),J.set_field(1,l),J.set_field(2,n),J.set_field(3,0),l.char_request=!1,l.char_request_uni=!1,l.input_generation=null,i&&i.prepare_resume(J);J=null,e.resume()}(t.window,t.value);break;case"line":!function(t,r,n){var l;if(!J)return;var o=null;for(o=F;o&&o.disprock!=t;o=o.next);if(!o||!o.line_request)return;r.length>o.linebuf.length&&(r=r.slice(0,o.linebuf.length));o.request_echo_line_input&&(l=o.style,be(o.str,b.style_Input),ie(o,r),o.echostr&&ye(o.echostr,r),be(o.str,l),ie(o,"\n"),o.echostr&&ye(o.echostr,"\n"));for(l=0;l<r.length;l++)o.linebuf[l
]=r.charCodeAt(l);var a=0;n&&v[n]&&(a=v[n]);J.set_field(0,b.evtype_LineInput),J.set_field(1,o),J.set_field(2,r.length),J.set_field(3,a),i&&i.unretain_array(o.linebuf);o.line_request=!1,o.line_request_uni=!1,o.request_echo_line_input=null,o.input_generation=null,o.linebuf=null,i&&i.prepare_resume(J);J=null,e.resume()}(t.window,t.value,t.terminator);break;case"arrange":r={left:(O=t.metrics).outspacingx,top:O.outspacingy,right:O.width-O.outspacingx,bottom:O.height-O.outspacingy},P&&ae(P,r),function(){if(!J)return;J.set_field(0,b.evtype_Arrange),J.set_field(1,null),J.set_field(2,0),J.set_field(3,0),i&&i.prepare_resume(J);J=null,e.resume()}();break;case"redraw":!function(){if(!J)return;J.set_field(0,b.evtype_Redraw),J.set_field(1,null),J.set_field(2,0),J.set_field(3,0),i&&i.prepare_resume(J);J=null,e.resume()}();break;case"specialresponse":"fileref_prompt"==t.response&&function(t){var r=t.value,n=p.usage,l=p.rock,o=null;r&&(o=ce(r.filename,n,l,r));_=null,p=null,i&&i.prepare_resume(o);e.resume(o)}(t)}else n.log("I
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lor_Current:-2},v={left:b.keycode_Left,right:b.keycode_Right,up:b.keycode_Up,down:b.keycode_Down,return:b.keycode_Return,delete:b.keycode_Delete,escape:b.keycode_Escape,tab:b.keycode_Tab,pageup:b.keycode_PageUp,pagedown:b.keycode_PageDown,home:b.keycode_Home,end:b.keycode_End,func1:b.keycode_Func1,func2:b.keycode_Func2,func3:b.keycode_Func3,func4:b.keycode_Func4,func5:b.keycode_Func5,func6:b.keycode_Func6,func7:b.keycode_Func7,func8:b.keycode_Func8,func9:b.keycode_Func9,func10:b.keycode_Func10,func11:b.keycode_Func11,func12:b.keycode_Func12},k=null,x={0:"normal",1:"emphasized",2:"preformatted",3:"header",4:"subheader",5:"alert",6:"note",7:"blockquote",8:"input",9:"user1",10:"user2"},T={0:"data",1:"save",2:"transcript",3:"command"},$={181:924,223:[83,83],255:376,305:73,329:[700,78],383:83,405:502,414:544,447:503,454:452,457:455,460:458,477:398,496:[74,780],499:497,595:385,596:390,598:393,599:394,601:399,603:400,608:403,611:404,616:407,617:406,623:412,626:413,629:415,640:422,643:425,648:430,650:433,651:434,658
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i>=256?63:i}case A:return e.bufpos<e.bufeof?(i=e.buf[e.bufpos],e.bufpos++,e.readcount++,!t&&i>=256?63:i):-1;default:return-1}}function he(e,t,i){if(!e||!e.readable)return 0;var r,n,l,o=t.length;switch(e.type){case R:if(e.streaming){if(0==o)return 0;for(o-=1,l=!1,r=0;r<o&&!l&&-1!=(n=ge(e,i));r++)t[r]=n,l=10==n;return r}case N:if(e.unicode){if(0==o)return 0;for(o-=1,l=!1,r=0;r<o&&!l&&-1!=(n=ge(e,i));r++)t[r]=n,l=10==n;return r}case A:if(0==o)return 0;if(o-=1,e.bufpos>=e.bufeof?o=0:e.bufpos+o>e.bufeof&&(o=e.bufeof-e.bufpos),l=!1,i)for(r=0;r<o&&!l;r++)n=e.buf[e.bufpos++],t[r]=n,l=10==n;else for(r=0;r<o&&!l;r++)n=e.buf[e.bufpos++],!i&&n>=256&&(n=63),t[r]=n,l=10==n;return e.readcount+=r,r;default:return 0}}function we(e,t,i){if(!e||!e.readable)return 0;var r,n,l=t.length;switch(e.type){case R:if(e.streaming){for(r=0;r<l&&-1!=(n=ge(e,i));r++)t[r]=n;return r}case N:if(e.unicode){for(r=0;r<l&&-1!=(n=ge(e,i));r++)t[r]=n;return r}case A:if(e.bufpos>=e.bufeof?l=0:e.bufpos+l>e.bufeof&&(l=e.bufeof-e.bufpos),i)for(r=0;r<l;
r++)t[r]=e.buf[e.bufpos++];else for(r=0;r<l;r++)n=e.buf[e.bufpos++],!i&&n>=256&&(n=63),t[r]=n;return e.readcount+=l,l;default:return 0}}function me(e,t){t&&(t.set_field(0,e.readcount),t.set_field(1,e.writecount))}function ye(e,t,i){var r;if(!e||!e.writable)throw"glk_put_jstring: invalid stream";switch(e.writecount+=t.length,e.type){case R:if(e.streaming)if(e.unicode)if(e.isbinary){const i=e.fstream.BufferClass.alloc(4*t.length);for(let e=0;e<t.length;e++)i.writeUInt32BE(t.charCodeAt(e),4*e,!0);e.fstream.fwrite(i)}else{const i=e.fstream.BufferClass.from(t);e.fstream.fwrite(i)}else{const i=e.fstream.BufferClass.from(t,"binary");e.fstream.fwrite(i)}else{fe(e);const i=[];for(let e=0;e<t.length;e++)i.push(t.charCodeAt(e));let r;r=e.unicode?e.isbinary?L(i):B(i):i;let n=r.length;n>e.buflen-e.bufpos&&(n=e.buflen-e.bufpos);for(let t=0;t<n;t++)e.buf[e.bufpos+t]=r[t];e.bufpos+=n,e.bufpos>e.bufeof&&(e.bufeof=e.bufpos)}break;case A:if((r=t.length)>e.buflen-e.bufpos&&(r=e.buflen-e.bufpos),e.unicode||i)for(let i=0;i<r;i++)
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null:"#"+("000000"+i.toString(16)).slice(-6)),e.win.echostr&&$e(e.win.echostr,t,i))}function Ce(e,t){if(!e||!e.writable)throw"garglk_set_reversevideo: invalid stream";e.type==z&&(e.win.reverse=t||null,e.win.echostr&&Ce(e.win.echostr,t))}function qe(e){e?(K=e,X=Date.now()):(K=null,X=null)}function Se(e){for(var t=(16777215&e).toString(16);t.length<6;)t="0"+t;return"#"+t.toUpperCase()}function De(e,t){var i,r,n,l,o,a,s,u,f,d=e.slice(0,t);for(i=0,r=0;r<t;r++)if(l=d[r],void 0===(o=S[l]))e[i]=l,i++;else if(o instanceof Array)for(n=0;n<o.length;n++)e[i]=o[n],i++;else e[i]=o,i++;for(r=0;r<i;)if(D[e[r]]){if(r>=i)break;for(a=r;r<i&&D[e[r]];)r++;if((s=r)-a>=2)for(n=s-1;n>a;n--)for(u=a;u<n;u++)D[e[u]]>D[e[u+1]]&&(f=e[u],e[u]=e[u+1],e[u+1]=f)}else r++;return i}return{version:"2.2.5",init:function(l){if(!l.Dialog)throw new Error("No reference to Dialog");if(t=l.Dialog,l.GiDispa&&(i=l.GiDispa),l.GiLoad&&(r=l.GiLoad),!l.GlkOte)throw new Error("No reference to GlkOte");n=l.GlkOte,e=l.vm,i&&i.set_vm(e),l.accept=m,n.init(l),o
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length)for(h=0;h<r.text.length;h++)t.reserve.push(r.text[h]);t.reserve.length>100&&t.reserve.splice(0,t.reserve.length-100);break;case b.wintype_TextGrid:if(0==t.gridwidth||0==t.gridheight)break;for(r.lines=[],h=0;h<t.gridheight;h++)if((u=t.lines[h]).dirty){for(u.dirty=!1,f=[],v=0,m=0;m<t.gridwidth;){const e=u.styles[m],i=u.hyperlinks[m],r=u.fgs[m],n=u.bgs[m],o=u.reverses[m];for(;m<t.gridwidth&&u.styles[m]===e&&u.hyperlinks[m]===i&&u.fgs[m]===r&&u.bgs[m]===n&&u.reverses[m]===o;m++);v<m&&(i||null!=r||null!=n||o?(l={style:x[e],text:u.chars.slice(v,m).join(""),hyperlink:i,fg:r,bg:n,reverse:o},f.push(l)):(f.push(x[e]),f.push(u.chars.slice(v,m).join(""))),v=m)}r.lines.push({line:h,content:f})}o=r.lines.length;break;case b.wintype_Graphics:t.content.length&&(r.draw=t.content.slice(0),t.content.length=0,o=!0);var q=-1;if(r.draw&&r.draw.length)for(h=0;h<r.draw.length;h++){var S=r.draw[h];"fill"==S.special&&void 0===S.x&&void 0===S.y&&void 0===S.width&&void 0===S.height&&(q=t.reserve.length),t.reserve.push(S)}if(q>=0
){var D=null;for(let e=0;e<t.reserve.length&&e<q;e++){const i=t.reserve[e];"setcolor"==i.special&&(D=i)}t.reserve.splice(0,q),D&&t.reserve.unshift(D)}}o&&$.push(r)}for(C=[],t=F;t;t=t.next)r=null,t.char_request&&(r={id:t.disprock,type:"char",gen:t.input_generation},t.type==b.wintype_TextGrid&&(re(t)?(r.xpos=t.gridwidth,r.ypos=t.gridheight-1):(r.xpos=t.cursorx,r.ypos=t.cursory))),t.line_request&&(y="",w&&(p=w[t.disprock])&&(y=p),r={id:t.disprock,type:"line",gen:t.input_generation,maxlen:t.linebuf.length,initial:y},t.line_input_terminators.length&&(r.terminators=t.line_input_terminators),t.type==b.wintype_TextGrid&&(re(t)?(r.xpos=t.gridwidth,r.ypos=t.gridheight-1):(r.xpos=t.cursorx,r.ypos=t.cursory))),t.hyperlink_request&&(r||(r={id:t.disprock}),r.hyperlink=!0),t.mouse_request&&(r||(r={id:t.disprock}),r.mouse=!0),r&&C.push(r);if(k.windows=T,k.content=$,k.input=C,Z!=K&&(k.timer=K,Z=K),_&&(k.specialinput=_),c&&(k.disable=!0),w=null,W&&(k.autorestore=W),W=null,n.update(k,W),s&&s(),a)if(d)e.do_autosave(-1);else if(
i){var M=i.check_autosave();M&&e.do_autosave(M)}},save_allstate:function(){var e={};P&&(e.rootwin=P.disprock),Y&&(e.currentstr=Y.disprock),K&&(e.timer_interval=K),e.windows=[];for(var r=F;r;r=r.next){var l={type:r.type,rock:r.rock,disprock:r.disprock,style:r.style,hyperlink:r.hyperlink};if(r.parent&&(l.parent=r.parent.disprock),l.str=r.str.disprock,r.echostr&&(l.echostr=r.echostr.disprock),l.bbox={left:r.bbox.left,right:r.bbox.right,top:r.bbox.top,bottom:r.bbox.bottom},null!==r.linebuf){var o=i.get_retained_array(r.linebuf);l.linebuf={addr:o.addr,len:o.len,arr:o.arr.slice(0),arg:o.arg.serialize()}}switch(l.char_request=r.char_request,l.line_request=r.line_request,l.char_request_uni=r.char_request_uni,l.line_request_uni=r.line_request_uni,l.hyperlink_request=r.hyperlink_request,l.mouse_request=r.mouse_request,l.echo_line_input=r.echo_line_input,l.request_echo_line_input=r.request_echo_line_input,l.line_input_terminators=r.line_input_terminators.slice(0),r.type){case b.wintype_TextBuffer:l.reserve=r.reserve.sl
ice(0);break;case b.wintype_TextGrid:l.gridwidth=r.gridwidth,l.gridheight=r.gridheight,l.lines=[];for(var a=0;a<r.lines.length;a++){var s=r.lines[a];l.lines.push({chars:s.chars.slice(0),styles:s.styles.slice(0),hyperlinks:s.hyperlinks.slice(0),fgs:s.fgs.slice(0),bgs:s.bgs.slice(0),reverses:s.reverses.slice(0)})}l.cursorx=r.cursorx,l.cursory=r.cursory;break;case b.wintype_Graphics:l.graphwidth=r.graphwidth,l.graphheight=r.graphheight,l.reserve=r.reserve.slice(0);break;case b.wintype_Pair:l.pair_dir=r.pair_dir,l.pair_division=r.pair_division,l.pair_key=r.pair_key.disprock,l.pair_keydamage=!1,l.pair_size=r.pair_size,l.pair_hasborder=r.pair_hasborder,l.pair_vertical=r.pair_vertical,l.pair_backward=r.pair_backward,l.child1=r.child1.disprock,l.child2=r.child2.disprock}e.windows.push(l)}e.streams=[];for(let r=Q;r;r=r.next){const n={type:r.type,rock:r.rock,disprock:r.disprock,unicode:r.unicode,isbinary:r.isbinary,readcount:r.readcount,writecount:r.writecount,readable:r.readable,writable:r.writable,streaming:r.stream
ing};switch(r.type){case z:r.win&&(n.win=r.win.disprock);break;case A:if(null!==r.buf){const e=i.get_retained_array(r.buf);n.buf={addr:e.addr,len:e.len,arr:e.arr.slice(0),arg:e.arg.serialize()}}n.buflen=r.buflen,n.bufpos=r.bufpos,n.bufeof=r.bufeof;break;case N:n.resfilenum=r.resfilenum,n.buflen=r.buflen,n.bufpos=r.bufpos,n.bufeof=r.bufeof;break;case R:n.origfmode=r.origfmode,t.streaming?(r.fstream.fflush(),n.ref=r.ref,n.filepos=r.fstream.ftell()):(n.ref=r.ref,de(r),n.buflen=r.buflen,n.bufpos=r.bufpos,n.bufeof=r.bufeof)}e.streams.push(n)}e.filerefs=[];for(let t=H;t;t=t.next){const i={type:t.type,rock:t.rock,disprock:t.disprock,filename:t.filename,textmode:t.textmode,filetype:t.filetype,filetypename:t.filetypename};i.ref=t.ref,e.filerefs.push(i)}return e.glkote=n.save_allstate(),e},restore_allstate:function(e){if(F||Q||H)throw"restore_allstate: glkapi module has already been launched";for(let t=e.windows.length-1;t>=0;t--){const r=e.windows[t],n={type:r.type,rock:r.rock,disprock:r.disprock,style:r.style,hyperl
ink:r.hyperlink};i.class_register("window",n,n.disprock),n.prev=null,n.next=F,F=n,n.next&&(n.next.prev=n)}for(let t=e.streams.length-1;t>=0;t--){const r=e.streams[t],n={type:r.type,rock:r.rock,disprock:r.disprock,unicode:r.unicode,isbinary:r.isbinary,readcount:r.readcount,writecount:r.writecount,readable:r.readable,writable:r.writable,streaming:r.streaming};i.class_register("stream",n,n.disprock),n.prev=null,n.next=Q,Q=n,n.next&&(n.next.prev=n)}for(let t=e.filerefs.length-1;t>=0;t--){const r=e.filerefs[t],n={type:r.type,rock:r.rock,disprock:r.disprock,filename:r.filename,textmode:r.textmode,filetype:r.filetype,filetypename:r.filetypename};i.class_register("fileref",n,n.disprock),n.prev=null,n.next=H,H=n,n.next&&(n.next.prev=n)}for(let t=0;t<e.windows.length;t++){const r=e.windows[t],o=i.class_obj_from_id("window",r.disprock);switch(o.parent=i.class_obj_from_id("window",r.parent),o.str=i.class_obj_from_id("stream",r.str),o.echostr=i.class_obj_from_id("stream",r.echostr),o.bbox={left:r.bbox.left,right:r.bbox.r
ight,top:r.bbox.top,bottom:r.bbox.bottom},o.input_generation=null,(r.char_request||r.line_request)&&(o.input_generation=g),o.linebuf=null,void 0!==r.linebuf&&(o.linebuf=r.linebuf.arr,i.retain_array(o.linebuf,r.linebuf)),o.char_request=r.char_request,o.line_request=r.line_request,o.char_request_uni=r.char_request_uni,o.line_request_uni=r.line_request_uni,o.hyperlink_request=r.hyperlink_request,o.mouse_request=r.mouse_request,o.echo_line_input=r.echo_line_input,o.request_echo_line_input=r.request_echo_line_input,o.line_input_terminators=r.line_input_terminators.slice(0),o.type){case b.wintype_TextBuffer:o.accum=[],o.accumstyle=o.style,o.accumhyperlink=o.hyperlink,o.accum_fg=o.fg,o.accum_bg=o.bg,o.accum_reverse=o.reverse,o.content=r.reserve.slice(0),o.clearcontent=!1,o.reserve=[];break;case b.wintype_TextGrid:o.gridwidth=r.gridwidth,o.gridheight=r.gridheight,o.lines=[];for(var n=0;n<r.lines.length;n++){var l=r.lines[n];o.lines.push({dirty:!0,chars:l.chars.slice(0),styles:l.styles.slice(0),hyperlinks:l.hyperlink
s.slice(0),fgs:l.fgs.slice(0),bgs:l.bgs.slice(0),reverses:l.reverses.slice(0)})}o.cursorx=r.cursorx,o.cursory=r.cursory;break;case b.wintype_Graphics:o.graphwidth=r.graphwidth,o.graphheight=r.graphheight,o.content=r.reserve.slice(0),o.reserve=[];break;case b.wintype_Pair:o.pair_dir=r.pair_dir,o.pair_division=r.pair_division,o.pair_key=i.class_obj_from_id("window",r.pair_key),o.pair_keydamage=!1,o.pair_size=r.pair_size,o.pair_hasborder=r.pair_hasborder,o.pair_vertical=r.pair_vertical,o.pair_backward=r.pair_backward,o.child1=i.class_obj_from_id("window",r.child1),o.child2=i.class_obj_from_id("window",r.child2)}}for(let n=0;n<e.streams.length;n++){const l=e.streams[n],u=i.class_obj_from_id("stream",l.disprock);switch(u.win=null,u.ref=null,u.file=null,u.buf=null,u.bufpos=0,u.buflen=0,u.bufeof=0,u.timer_id=null,u.flush_func=null,u.fstream=null,u.type){case z:u.win=i.class_obj_from_id("window",l.win);break;case A:void 0!==l.buf&&(u.buf=l.buf.arr,i.retain_array(u.buf,l.buf)),u.buflen=l.buflen,u.bufpos=l.bufpos,u.bu
feof=l.bufeof;break;case N:u.resfilenum=l.resfilenum;var o=r.find_data_chunk(u.resfilenum);o&&(u.buf=o.data),u.buflen=l.buflen,u.bufpos=l.bufpos,u.bufeof=l.bufeof;break;case R:if(u.origfmode=l.origfmode,t.streaming){if(u.ref=l.ref,u.fstream=t.file_fopen(u.origfmode,u.ref),!u.fstream){var a=t.file_construct_temp_ref(u.ref.usage);if(u.fstream=t.file_fopen(u.origfmode,a),!u.fstream)throw"restore_allstate: could not reopen even a temp stream for: "+u.ref.filename}u.origfmode!=b.filemode_WriteAppend&&u.fstream.fseek(l.filepos,b.seekmode_Start),u.buffer4=u.fstream.BufferClass.alloc(4)}else{u.ref=l.ref,u.buflen=l.buflen,u.bufpos=l.bufpos,u.bufeof=l.bufeof;var s=t.file_read(u.ref);null==s&&(s=[],t.file_write(u.ref,"",!0)),u.buf=s,u.bufeof=s.length,u.bufpos>u.bufeof&&(u.bufpos=u.bufeof)}}}for(let t=0;t<e.filerefs.length;t++){const r=e.filerefs[t];i.class_obj_from_id("fileref",r.disprock).ref=r.ref}P=i.class_obj_from_id("window",e.rootwin),Y=i.class_obj_from_id("stream",e.currentstr),e.timer_interval&&qe(e.timer_inter
val),W=e.glkote},fatal_error:function(e){d=!0,c=!0,n.error(e);var t={type:"update",gen:g,disable:!0,input:[]};n.update(t)},byte_array_to_string:I,uni_array_to_string:j,Const:b,RefBox:function(){this.value=void 0,this.set_value=function(e){this.value=e},this.get_value=function(){return this.value}},RefStruct:function(){this.fields=[],this.push_field=function(e){this.fields.push(e)},this.set_field=function(e,t){this.fields[e]=t},this.get_field=function(e){return this.fields[e]},this.get_fields=function(){return this.fields}},DidNotReturn:U,call_may_not_return:function(e){return 1==e||192==e||98==e},glk_put_jstring:function(e,t){ye(Y,e,t)},glk_put_jstring_stream:ye,glk_exit:function(){return d=!0,c=!0,J=null,o&&n.warning(o),U},glk_tick:function(){},glk_gestalt:function(e,t){return ke(e,t,null)},glk_gestalt_ext:ke,glk_window_iterate:function(e,t){return(e=e?e.next:F)?(t&&t.set_value(e.rock),e):(t&&t.set_value(0),null)},glk_window_get_rock:function(e){if(!e)throw"glk_window_get_rock: invalid window";return e.rock
},glk_window_get_root:function(){return P},glk_window_open:function(e,t,i,r,n){var o,a,s,u,f;if(P){if(!e)throw"glk_window_open: splitwin must not be null";if((s=t&b.winmethod_DivisionMask)!=b.winmethod_Fixed&&s!=b.winmethod_Proportional)throw"glk_window_open: invalid method (not fixed or proportional)";if((s=t&b.winmethod_DirMask)!=b.winmethod_Above&&s!=b.winmethod_Below&&s!=b.winmethod_Left&&s!=b.winmethod_Right)throw"glk_window_open: invalid method (bad direction)";if(a=e.bbox,(o=e.parent)&&o.type!=b.wintype_Pair)throw"glk_window_open: parent window is not Pair"}else{if(e)throw"glk_window_open: splitwin must be null for first window";o=null,a={left:O.outspacingx,top:O.outspacingy,right:O.width-O.outspacingx,bottom:O.height-O.outspacingy}}switch((f=ee(r,n)).type){case b.wintype_TextBuffer:f.accum=[],f.accumstyle=null,f.accumhyperlink=0,f.accum_fg=null,f.accum_bg=null,f.accum_reverse=null,f.content=[],f.clearcontent=!1,f.reserve=[],f.stylehints=[];for(let e=0;e<b.style_NUMSTYLES;e++)f.stylehints.push(Object.
assign({},xe.buffer[e]));break;case b.wintype_TextGrid:f.gridwidth=0,f.gridheight=0,f.lines=[],f.cursorx=0,f.cursory=0,f.stylehints=[];for(let e=0;e<b.style_NUMSTYLES;e++)f.stylehints.push(Object.assign({},xe.grid[e]));break;case b.wintype_Graphics:if(!l.graphics)return te(f),null;f.content=[],f.reserve=[];break;case b.wintype_Blank:break;case b.wintype_Pair:throw"glk_window_open: cannot open pair window directly";default:return te(f),null}return e?((u=ee(b.wintype_Pair,0)).pair_dir=t&b.winmethod_DirMask,u.pair_division=t&b.winmethod_DivisionMask,u.pair_key=f,u.pair_keydamage=!1,u.pair_size=i,u.pair_hasborder=(t&b.winmethod_BorderMask)==b.winmethod_Border,u.pair_vertical=u.pair_dir==b.winmethod_Left||u.pair_dir==b.winmethod_Right,u.pair_backward=u.pair_dir==b.winmethod_Left||u.pair_dir==b.winmethod_Above,u.child1=e,u.child2=f,e.parent=u,f.parent=u,u.parent=o,o?o.child1==e?o.child1=u:o.child2=u:P=u,ae(u,a)):(P=f,ae(f,a)),f},glk_window_close:function(e,t){if(!e)throw"glk_window_close: invalid window";if(e!==P&
&e.parent){var i,r,n,l,o,a;if(e===(i=e.parent).child1)n=i.child2;else{if(e!==i.child2)throw"glk_window_close: window tree is corrupted";n=i.child1}for(l=i.bbox,(r=i.parent)?(r.child1===i?r.child1=n:r.child2=n,n.parent=r):(P=n,n.parent=null),me(e.str,t),oe(e,!0),e===i.child1?i.child1=null:e===i.child2&&(i.child2=null),oe(i,!1),a=!1,o=n;o;o=o.parent)o.type==b.wintype_Pair&&o.pair_keydamage&&(a=!0,o.pair_keydamage=!1);ae(a?P:n,l)}else P=null,me(e.str,t),oe(e,!0)},glk_window_get_size:function(e,t,i){if(!e)throw"glk_window_get_size: invalid window";var r,n,l=0,o=0;switch(e.type){case b.wintype_TextGrid:r=e.bbox.right-e.bbox.left,n=e.bbox.bottom-e.bbox.top,l=Math.max(0,Math.floor((r-O.gridmarginx)/O.gridcharwidth)),o=Math.max(0,Math.floor((n-O.gridmarginy)/O.gridcharheight));break;case b.wintype_TextBuffer:r=e.bbox.right-e.bbox.left,n=e.bbox.bottom-e.bbox.top,l=Math.max(0,Math.floor((r-O.buffermarginx)/O.buffercharwidth)),o=Math.max(0,Math.floor((n-O.buffermarginy)/O.buffercharheight));break;case b.wintype_Graphic
s:r=e.bbox.right-e.bbox.left,n=e.bbox.bottom-e.bbox.top,l=r-O.graphicsmarginx,o=n-O.graphicsmarginy}t&&t.set_value(l),i&&i.set_value(o)},glk_window_set_arrangement:function(e,t,i,r){var n,l,o,a;if(!e)throw"glk_window_set_arrangement: invalid window";if(e.type!=b.wintype_Pair)throw"glk_window_set_arrangement: not a pair window";if(r){if(r.type==b.wintype_Pair)throw"glk_window_set_arrangement: keywin cannot be a pair window";for(n=r;n&&n!=e;n=n.parent);if(!n)throw"glk_window_set_arrangement: keywin must be a descendant"}if(o=(l=t&b.winmethod_DirMask)==b.winmethod_Left||l==b.winmethod_Right,a=l==b.winmethod_Left||l==b.winmethod_Above,r||(r=e.pair_key),o&&!e.pair_vertical)throw"glk_window_set_arrangement: split must stay horizontal";if(!o&&e.pair_vertical)throw"glk_window_set_arrangement: split must stay vertical";if(r&&r.type==b.wintype_Blank&&(t&b.winmethod_DivisionMask)==b.winmethod_Fixed)throw"glk_window_set_arrangement: a blank window cannot have a fixed size";(a&&!e.pair_backward||!a&&e.pair_backward)&&(n=
e.child1,e.child1=e.child2,e.child2=n),e.pair_dir=l,e.pair_division=t&b.winmethod_DivisionMask,e.pair_key=r,e.pair_size=i,e.pair_hasborder=(t&b.winmethod_BorderMask)==b.winmethod_Border,e.pair_vertical=e.pair_dir==b.winmethod_Left||e.pair_dir==b.winmethod_Right,e.pair_backward=e.pair_dir==b.winmethod_Left||e.pair_dir==b.winmethod_Above,ae(e,e.bbox)},glk_window_get_arrangement:function(e,t,i,r){if(!e)throw"glk_window_get_arrangement: invalid window";if(e.type!=b.wintype_Pair)throw"glk_window_get_arrangement: not a pair window";i&&i.set_value(e.pair_size),r&&r.set_value(e.pair_key),t&&t.set_value(e.pair_dir|e.pair_division|(e.pair_hasborder?b.winmethod_Border:b.winmethod_NoBorder))},glk_window_get_type:function(e){if(!e)throw"glk_window_get_type: invalid window";return e.type},glk_window_get_parent:function(e){if(!e)throw"glk_window_get_parent: invalid window";return e.parent},glk_window_clear:function(e){if(!e)throw"glk_window_clear: invalid window";if(e.line_request)throw"glk_window_clear: window has pending
 line request";let t=null;switch(e.type){case b.wintype_TextBuffer:e.accum.length=0,e.accumstyle=null,e.accumhyperlink=0,e.accum_fg=null,e.accum_bg=null,e.accum_reverse=null,e.content.length=0,e.clearcontent=!0;break;case b.wintype_TextGrid:e.cursorx=0,e.cursory=0;for(let t=0;t<e.gridheight;t++){const i=e.lines[t];i.dirty=!0;for(let t=0;t<e.gridwidth;t++)i.chars[t]=" ",i.styles[t]=b.style_Normal,i.hyperlinks[t]=0,i.fgs[t]=e.fg,i.bgs[t]=e.bg,i.reverses[t]=e.reverse}break;case b.wintype_Graphics:for(let i=0;i<e.content.length;i++)"setcolor"==e.content[i].special&&(t=e.content[i]);e.content.length=0,null!==t&&e.content.push(t),e.content.push({special:"fill"})}},glk_window_move_cursor:function(e,t,i){if(!e)throw"glk_window_move_cursor: invalid window";if(e.type!=b.wintype_TextGrid)throw"glk_window_move_cursor: not a grid window";e.cursorx=t,e.cursory=i},glk_window_get_stream:function(e){if(!e)throw"glk_window_get_stream: invalid window";return e.str},glk_window_set_echo_stream:function(e,t){if(!e)throw"glk_windo
w_set_echo_stream: invalid window";e.echostr=t},glk_window_get_echo_stream:function(e){if(!e)throw"glk_window_get_echo_stream: invalid window";return e.echostr},glk_set_window:function(e){Y=e?e.str:null},glk_window_get_sibling:function(e){if(!e)throw"glk_window_get_sibling: invalid window";const t=e.parent;if(!t)return null;if(e===t.child1)return t.child2;if(e===t.child2)return t.child1;throw"glk_window_get_sibling: window tree is corrupted"},glk_stream_iterate:function(e,t){return(e=e?e.next:Q)?(t&&t.set_value(e.rock),e):(t&&t.set_value(0),null)},glk_stream_get_rock:function(e){if(!e)throw"glk_stream_get_rock: invalid stream";return e.rock},glk_stream_open_file:function(e,i,r){if(!e)throw"glk_stream_open_file: invalid fileref";var n,l;if(i!=b.filemode_Read&&i!=b.filemode_Write&&i!=b.filemode_ReadWrite&&i!=b.filemode_WriteAppend)throw"glk_stream_open_file: illegal filemode";if(i==b.filemode_Read&&!t.file_ref_exists(e.ref))return null;if(t.streaming){if(!(l=t.file_fopen(i,e.ref)))return null}else{var o=null;i
f(i!=b.filemode_Write&&(o=t.file_read(e.ref)),null==o&&(o=[],i!=b.filemode_Read&&t.file_write(e.ref,"",!0)),null==o.length)throw"glk_stream_open_file: data read had no length"}return(n=se(R,i!=b.filemode_Write,i!=b.filemode_Read,r)).unicode=!1,n.isbinary=!e.textmode,n.ref=e.ref,n.origfmode=i,t.streaming?(n.streaming=!0,n.fstream=l,n.buffer4=l.BufferClass.alloc(4)):(n.streaming=!1,n.buf=o,n.buflen=4294967295,i==b.filemode_Write?n.bufeof=0:n.bufeof=o.length,i==b.filemode_WriteAppend?n.bufpos=n.bufeof:n.bufpos=0),n},glk_stream_open_memory:function(e,t,r){var n;if(t!=b.filemode_Read&&t!=b.filemode_Write&&t!=b.filemode_ReadWrite)throw"glk_stream_open_memory: illegal filemode";return(n=se(A,t!=b.filemode_Write,t!=b.filemode_Read,r)).unicode=!1,e&&(n.buf=e,n.buflen=e.length,n.bufpos=0,t==b.filemode_Write?n.bufeof=0:n.bufeof=n.buflen,i&&i.retain_array(e)),n},glk_stream_close:function(e,i){if(!e)throw"glk_stream_close: invalid stream";if(e.type==z)throw"glk_stream_close: cannot close window stream";e.type==R&&e.writa
ble&&(e.streaming||(null!==e.timer_id&&(clearTimeout(e.timer_id),e.timer_id=null),t.file_write(e.ref,e.buf))),me(e,i),ue(e)},glk_stream_set_position:function(e,t,i){if(!e)throw"glk_stream_set_position: invalid stream";switch(e.type){case R:if(e.streaming){e.fstream.fseek(t,i);break}case N:case A:i==b.seekmode_Current?t=e.bufpos+t:i==b.seekmode_End&&(t=e.bufeof+t),t<0&&(t=0),t>e.bufeof&&(t=e.bufeof),e.bufpos=t}},glk_stream_get_position:function(e){if(!e)throw"glk_stream_get_position: invalid stream";switch(e.type){case R:if(e.streaming)return e.fstream.ftell();case N:case A:return e.bufpos;default:return 0}},glk_stream_set_current:function(e){Y=e},glk_stream_get_current:function(){return Y},glk_fileref_create_temp:function(e,i){var r=e&b.fileusage_TypeMask,n=T[r],l=t.file_construct_temp_ref(n);return ce(l.filename,e,i,l)},glk_fileref_create_by_name:function(e,i,r){return ce(i=t.file_clean_fixed_name(i,e&b.fileusage_TypeMask),e,r,null)},glk_fileref_create_by_prompt:function(t,i,r){var n,l=t&b.fileusage_TypeMas
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i,r){return r&&r.set_value(0),0},glk_select:function(e){return J=e,U},glk_select_poll:function(e){e.set_field(0,b.evtype_None),e.set_field(1,null),e.set_field(2,0),e.set_field(3,0),K&&Date.now()-X>K&&(X=Date.now(),Z=null,e.set_field(0,b.evtype_Timer))},glk_request_line_event:function(e,t,r){if(!e)throw"glk_request_line_event: invalid window";if(e.char_request||e.line_request)throw"glk_request_line_event: window already has keyboard request";if(e.type!=b.wintype_TextBuffer&&e.type!=b.wintype_TextGrid)throw"glk_request_line_event: window does not support keyboard input";if(r){var n=t.slice(0,r);w||(w={}),w[e.disprock]=I(n)}e.line_request=!0,e.line_request_uni=!1,e.type==b.wintype_TextBuffer?e.request_echo_line_input=e.echo_line_input:e.request_echo_line_input=!0,e.input_generation=g,e.linebuf=t,i&&i.retain_array(t)},glk_cancel_line_event:function(e,t){if(!e)throw"glk_cancel_line_event: invalid window";if(e.line_request){var r,n,l="";for(h&&(n=h[e.disprock])&&(l=n),l.length>e.linebuf.length&&(l=l.slice(0,e.line
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uni:function(e,t){pe(e,t,!1)},glk_get_char_stream_uni:function(e){if(!e)throw"glk_get_char_stream_uni: invalid stream";return ge(e,!0)},glk_get_buffer_stream_uni:function(e,t){if(!e)throw"glk_get_buffer_stream_uni: invalid stream";return we(e,t,!0)},glk_get_line_stream_uni:function(e,t){if(!e)throw"glk_get_line_stream_uni: invalid stream";return he(e,t,!0)},glk_stream_open_file_uni:function(e,i,r){if(!e)throw"glk_stream_open_file_uni: invalid fileref";var n,l;if(i!=b.filemode_Read&&i!=b.filemode_Write&&i!=b.filemode_ReadWrite&&i!=b.filemode_WriteAppend)throw"glk_stream_open_file_uni: illegal filemode";if(i==b.filemode_Read&&!t.file_ref_exists(e.ref))return null;if(t.streaming){if(!(l=t.file_fopen(i,e.ref)))return null}else{var o=null;if(i!=b.filemode_Write&&(o=t.file_read(e.ref)),null==o&&(o=[],i!=b.filemode_Read&&t.file_write(e.ref,"",!0)),null==o.length)throw"glk_stream_open_file_uni: data read had no length"}return(n=se(R,i!=b.filemode_Write,i!=b.filemode_Read,r)).unicode=!0,n.isbinary=!e.textmode,n.ref=e
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