!759

static double aiCacheInterval = 30;
static new ThreadLocal<Bool> white;

sS searchQueriesUniverse = "crefwbbhvngkmicy";

concept Search {
  S q, ip;
}

p {
  db();
  //loadAIConcepts_alwaysFromDisk = true;
  aiConceptsMap_fastLoad = loadTruth_fastLoad = true;
  startAIConceptsHere();
  startTruthTableHere();
}

html {
  long time = sysNow();
  white.set(true); // !oneIn(10));
  S s = hmobilefix() + 
    hbody(htmlImpl(uri, params), style := white! ? "background: white" : "background: black; color: white");
  ret s + p(hsmall((sysNow()-time) + " ms", style := "color: #EEEEEE"), style := "text-align: right");
}

static O htmlImpl(S uri, final SS params) {
  print("Wiki URI: " + uri);
  S vis = registerVisitor();
  uri = dropSuffix("/", uri);
  uri = dropPrefix("/", uri);
  
  processActions(params);
  
  if (eq(uri, "sleep")) {
    sleepSeconds(5);
    ret "Slept 5, just for you.";
  }
  
  S q = trim(params.get("q"));
  if (nempty(q)) {
    cset(uniq(Search, +q, ip := getClientIP()), lastSeen := now());
    if (findAIConceptByNameIC(q) == null) {
      createAIConcept(q, searchQueriesUniverse);
      //if (!loadAIConcepts_alwaysFromDisk) clearAICaches();
    }
  }
    
  if (eq(uri, "import")) {
    triggerStandardAIImport();
    ret "OK" + hrefresh(1, "/wiki/");
  }
  
  if (eq(uri, "export")) {
    triggerStandardAIExport();
    ret "OK" + hrefresh(1, "/wiki/");
  }
  
  if (eq(uri, "searches")) {
    ret htitle_h2("Latest Searches") 
      + htable(map(func(Search s) { litorderedmap(Query := dynamize(s.q),
      IP := dynamize(s.ip)) }, takeFirst(10, sortedByFieldDesc("lastSeen", list(Search)))), false);
  }
  
  clearAICaches(aiCacheInterval);
  final Map<S, AIConcept> map = aiConceptsMap_cached();
    
  if (possibleGlobalID(uri))
    ret renderConcept(uri, params);
  
  // Serve main page

  S results = "";
    
  if (nempty(q)) {
    L<AIConcept> l = imSearch(q);
    if (empty(l))
      results = h3("No search results for " + htmlencode(quote(q)));
    else
      results = h3("Search results for " + htmlencode(quote(q)))
        + ul(map(f aiConceptToHTML, l));
  }
  
  L<AIConcept> l = sortedByFieldDesc(values(map), "touched");
  
  S search =
      p("Search term, question or statement:", style := "margin-top: 40px")
    + hform(htextinput("q", q, autofocus := 1, style := "text-align: center") + " " + hsubmit("Go"));
    
  S auth = "";
  if (webAuthed())
    auth = " " + ahref("/wiki/import", "Import.")
      + " " + getExportSnippetID(aiConceptsProgram()) + "/"
      + getExportSnippetID(truthTableProgram()) + ". "
      + ahref("/wiki/export", "Export.");
    
  S line = "See " + ahref("https://www.youtube.com/watch?v=gTlgZkc95IU", "Video") + ". " + ahref("http://ai1.lol/new", htmlencode("More videos & articles")) + "."
    + auth;
    
  bool all = nempty(params.get("all"));
  L<AIConcept> conceptsToShow = all ? l : selectRandomUpTo(l, 25);
  S concepts = ul(map(f aiConceptToHTML, conceptsToShow));

  L<Statement> statements = reversed(loadTruth_cached()); 
  S relations = ul(map(f statementToHTML, statements));
  
  BigInteger[] ints = extractIntsFromString(vis);
  S visBox = "";
  if (nempty(ints)) {
    BigInteger today = get(ints, 0), yesterday = get(ints, 2);
    visBox = hdiv(hsmall(today + " : " + yesterday), style := "position:absolute; top: 2px; right: 2px", title := "Visitors today: " + today + ", yesterday: " + yesterday);
  }
  
  S latest = "";
  int nLatest = parseIntOpt(params.get("latest"));
  if (nLatest != 0) nLatest = min(nLatest, 1000); else nLatest = 3;
  if (!all) {
    L<AIConcept> ll = takeFirst(nLatest, sortedByFieldDesc(values(map), "created"));
    latest = h3("Latest concepts " + ahref("?latest=100", "(more)")) 
      + ul(map(f aiConceptToHTML, ll));
  }
  
  S slogan = p(hsmall(b("The Machine") + " will do useful things really soon :-) " + targetBlank("http://tinybrain.de/1007510", "Source."));
  ret htitle("Intelligence Machine")
    + visBox
    + hcenter2(
        (white! ? "" : slogan)
      + p(ahref("http://ai1.lol/", hTBImage(white! ? #1007526 : #1002549, "title", "Intelligence Machine")))
      + (white! ? slogan : "")
      + search)
    + (empty(line) ? "" : p(line))
    + results
    + htableRaw_valignTop(ll(ll(
      latest +
      h3(
        (all ? "Concepts (" + lstr(l) 
        : "Random concepts (" + l(conceptsToShow) + " of " + ahref("?all=1", l(l)))
        + ")") + concepts, 
      h3("Relations (" + l(statements) + ")") + relations)), "border", "0")
    ;
}

static S aiConceptToHTML(AIConcept c) {
  ret (nempty(c.imageMD5) ? "[w/image] " :
    hasSuggestedImage(c) ? "[w/sugg. image] " : "") +
    dynamize(c.globalID) + " - " + htmlencode(aiConceptToString2(c));
}

static S statementToHTML(Statement s) {
  ret ahref("http://ai1.lol/" + s.globalID, "*") + " " + dynamize(or2(s.possibleEnglishTranslation, "?") + " - " + s.text);
}

sS renderConcept(S uri, SS params) {
  // Serve concept
  
  final Map<S, AIConcept> map = aiConceptsMap_cached();
  final AIConcept c = map.get(toLower(uri));
  Statement st = findWhere(loadTruth_cached(), globalID := toLower(uri));
  
  if (st != null) ret renderStatement(c, st, params);
  if (c == null) ret "Concept not found: " + toLower(uri);

  S html = htitle(c.name + " [" + 
    (nempty(c.comment) ? c.comment + " / " : "") + c.globalID + "]")
    + h2(htmlencode(aiConceptToString(c)));
  
  html += ul(
    //"Image MD5: " + htmlencode(c.imageMD5)
    "Created: " + formatDateAndTime(c.created),
    "Touched: " + formatDateAndTime(c.touched),
    c.imported != 0 || nempty(c.importedFrom) ? "Imported: " + formatDateAndTime(c.imported) + " from " + dynamize(c.importedFrom) : null
  );
  
  if (nempty(c.imageMD5) && imageServerHas(c.imageMD5))
    html += p(himg(imageServerJPEGLink(c.imageMD5)));
    
  BufferedImage img = c.suggestedImage->getImage();
  if (img != null)
    uploadToImageServerIfNotThere(img, aiConceptToString(c));
  
  if (nempty(c.suggestedImageMD5))
    html += h3("Suggested image (from Google search)") + p(himg(imageServerJPEGLink(c.suggestedImageMD5));

  //L<S> statements = [S s : trueStatements_cached() | containsIgnoreCase(s, c.globalID)];
  L<Statement> statements = [Statement s : loadTruth_cached() | containsIgnoreCase(s.text, c.globalID)];
  if (nempty(statements))
    html += h3("Statements about this") + ul(map(f statementToHTML, statements));
    
  Map<S, Node> nodes = allNodes();
  html += h3("Add forward relation") + hform(
    hhidden(action := "addRelation")
  + hhidden(concept1 := c.globalID)
  + htableRaw_valignTop(ll(
    ll("Relation Concept", hselectNode(map, name := "rel")),
    ll("Concept 2", hselectNode(nodes, name := "concept2")),
    ll("", hsubmit("Create relation"))
  )));

  html += p(ahref("http://ai1.lol/wiki", "[Home]"));
  
  ret html;
}

sS hselectNode(Map<S, ? extends Node> map, O... params) {
  ret hselect(orderMapByValue(mapValues(f nodeToString, map)), params);
}

sS renderStatement(AIConcept c, Statement st, SS params) {
  if (nempty(params.get("retranslate"))) {
    RemoteDB db = new RemoteDB(truthTableProgram());
    db.xset(db.rc(st.id), possibleEnglishTranslation := null);
    db.close();
    st.possibleEnglishTranslation = null;
  }
  
  bool hasTranslation = nempty(st.possibleEnglishTranslation);
  S html = htitle_h2("Statement " + st.globalID)
    + ul(
      "English (machine-generated): " + dynamize(or2(st.possibleEnglishTranslation, "?")),
      "Computer Language: " + dynamize(st.text),
      st.imported != 0 || nempty(st.importedFrom) ? "Imported: " + formatDateAndTime(st.imported) + " from " + dynamize(st.importedFrom) : null)
    + (!hasTranslation ? "" : p(ahref("?retranslate=1", "Request retranslation")));
  html += p(ahref("http://ai1.lol/wiki", "[Home]"));
  ret html;
}

svoid processActions(SS params) {
  S action = params.get("action");
  if (eq(action, "addRelation")) {
    S id1 = params.get("concept1");
    S id2 = params.get("concept2");
    S rel = params.get("rel");
    if (nempty(id1) && nempty(id2) && nempty(rel))
      createStatement(conceptQuote(rel) + " " + conceptQuote(id1) + " " + conceptQuote(id2));
  }
}