#188 #194 autocomplete bug fix and autosuggest placeholders

Keyboards/KeyboardsBase/Extensions.swift

@@ -55,13 +55,17 @@ extension String {
     return self == self.uppercased()
   }
 
+  var isCaptalized: Bool {
+    return self == prefix(1).uppercased() + self.lowercased().dropFirst()
+  }
+
   func count(of char: Character) -> Int {
     return reduce(0) {
       $1 == char ? $0 + 1 : $0
     }
   }
 
-  func capitalizingFirstLetter() -> String {
+  func capitalize() -> String {
     return prefix(1).uppercased() + self.lowercased().dropFirst()
   }
 }

Keyboards/KeyboardsBase/InterfaceVariables.swift

@@ -60,10 +60,17 @@ enum CommandState {
   case invalid
 }
 
+/// States of the keyboard corresponding to which auto actions should be presented.
+enum AutoActionState {
+  case complete
+  case suggest
+}
+
 // Baseline state variables.
 var keyboardState: KeyboardState = .letters
 var shiftButtonState: ShiftButtonState = .normal
 var commandState: CommandState = .idle
+var autoActionState: AutoActionState = .suggest
 
 // Variables and functions to determine display parameters.
 struct DeviceType {
@@ -269,6 +276,7 @@ func setENKeyboardLayout() {
   currencySymbolAlternates = dollarAlternateKeys
   spaceBar = "space"
   invalidCommandMsg = "Not in Wikidata"
+  baseAutosuggestions = ["I", "I'm", "we"]
 
   translateKeyLbl = "Translate"
   translatePrompt = commandPromptSpacing + "en -› \(getControllerLanguageAbbr()): "

Keyboards/KeyboardsBase/KeyboardViewController.swift

@@ -200,13 +200,26 @@ class KeyboardViewController: UIInputViewController {
     }
   }
 
+  /// Hides the partitions for autocomplete and autosuggest.
+  /// Note: this function is called during command mode when the commandBar is viewable and the Scribe key state.
+  func hideAutoActionPartitions() {
+    leftAutoPartition.backgroundColor = .clear
+    rightAutoPartition.backgroundColor = .clear
+  }
+
   /// Generates the array for the three autocomplete words.
   func getAutocompleteWords() {
     completionWords = [" ", " ", " "]
     if proxy.documentContextBeforeInput?.count != 0 {
       if let inString = proxy.documentContextBeforeInput {
         // To only focus on the current word as prefix in autocomplete.
         currentPrefix = inString.replacingOccurrences(of: pastStringInTextProxy, with: "")
+
+        // Post commands pastStringInTextProxy is "", so take last word.
+        if currentPrefix.contains(" ") {
+          currentPrefix = currentPrefix.components(separatedBy: " ").last ?? ""
+        }
+
         let stringOptions = autocompleteWords.filter { item in
             return item.lowercased().hasPrefix(currentPrefix.lowercased())
         }
@@ -215,43 +228,49 @@ class KeyboardViewController: UIInputViewController {
         if stringOptions.count <= 3 {
           while i < stringOptions.count {
             if shiftButtonState == .caps {
-              // Capital autocomplete if the user starts typing capitalized.
               completionWords[i] = stringOptions[i].uppercased()
+            } else if currentPrefix.isCaptalized {
+              completionWords[i] = stringOptions[i].capitalize()
             } else {
-              completionWords[i] = currentPrefix == currentPrefix.capitalized ? stringOptions[i].capitalizingFirstLetter() : stringOptions[i]
+              completionWords[i] = stringOptions[i]
             }
             i += 1
           }
         } else {
-            while i < 3 {
-              if shiftButtonState == .caps {
-                // Capital autocomplete if the user starts typing capitalized.
-                completionWords[i] = stringOptions[i].uppercased()
-              } else {
-                completionWords[i] = currentPrefix == currentPrefix.capitalized ? stringOptions[i].capitalizingFirstLetter() : stringOptions[i]
-              }
-                i += 1
+          while i < 3 {
+            if shiftButtonState == .caps {
+              completionWords[i] = stringOptions[i].uppercased()
+            } else if currentPrefix.isCaptalized {
+              completionWords[i] = stringOptions[i].capitalize()
+            } else {
+              completionWords[i] = stringOptions[i]
             }
+            i += 1
+          }
         }
       } else {
-        getDefaultAutoCompleteWords(autocompleteWords)
+        getDefaultAutoSuggestions()
       }
     } else {
-      // For getting words on launch. When the user has not typed anything in the proxy.
-      getDefaultAutoCompleteWords(autocompleteWords)
+      // For getting words on launch when the user hasn't typed anything in the proxy.
+      getDefaultAutoSuggestions()
     }
   }
 
   /// Suggests words on launch before the user starts typing.
-  /// Note: replace this section when we add the most common used words.
-  func getDefaultAutoCompleteWords(_ keys: [String]) {
+  func getDefaultAutoSuggestions() {
     var i = 0
-    var threeWords = [String]()
+    completionWords = [String]()
     while i < 3 {
-        threeWords.append(keys[i])
-        i += 1
+      if shiftButtonState == .shift {
+        completionWords.append(baseAutosuggestions[i].capitalize())
+      } else if shiftButtonState == .caps {
+        completionWords.append(baseAutosuggestions[i].uppercased())
+      } else {
+        completionWords.append(baseAutosuggestions[i])
+      }
+      i += 1
     }
-    completionWords = threeWords
   }
 
   /// Clears the text proxy when inserting using an auto action.
@@ -287,13 +306,6 @@ class KeyboardViewController: UIInputViewController {
     }
   }
 
-  /// Hides the partitions for autocomplete and autosuggest.
-  /// Note: this function is called during command mode when the commandBar is viewable and the Scribe key state.
-  func hideAutoActionPartitions() {
-    leftAutoPartition.backgroundColor = .clear
-    rightAutoPartition.backgroundColor = .clear
-  }
-
   // The background for the Scribe command elements.
   @IBOutlet var commandBackground: UILabel!
   func setCommandBackground() {
@@ -365,7 +377,11 @@ class KeyboardViewController: UIInputViewController {
 
   /// Sets up command buttons to execute autocomplete and autosuggest.
   func conditionallySetAutoActionBtns() {
-    getAutocompleteWords()
+    if autoActionState == .suggest {
+      getDefaultAutoSuggestions()
+    } else {
+      getAutocompleteWords()
+    }
     if commandState == .idle {
       deactivateBtn(btn: translateKey)
       deactivateBtn(btn: conjugateKey)
@@ -951,7 +967,10 @@ class KeyboardViewController: UIInputViewController {
 
           commandBar.text = ""
           commandBar.hide()
-          conditionallySetAutoActionBtns()
+          // Set autosuggestions on keyboard's first load.
+          if keyboardLoad == true {
+            conditionallySetAutoActionBtns()
+          }
         }
       }
 
@@ -1212,9 +1231,6 @@ class KeyboardViewController: UIInputViewController {
       doubleSpacePeriodPossible = false
     }
 
-    // Reset the Russian verbs view after a selection.
-    ruConjugationState = .present
-
     switch originalKey {
     case "Scribe":
       if proxy.selectedText != nil && [.idle, .select, .alreadyPlural, .invalid].contains(commandState) { // annotate word
@@ -1313,45 +1329,56 @@ class KeyboardViewController: UIInputViewController {
 
     case "firstPersonSingular":
       returnConjugation(keyPressed: sender, requestedTense: tenseFPS)
+      autoActionState = .suggest
       loadKeys()
 
     case "secondPersonSingular":
       returnConjugation(keyPressed: sender, requestedTense: tenseSPS)
+      autoActionState = .suggest
       loadKeys()
 
     case "thirdPersonSingular":
       returnConjugation(keyPressed: sender, requestedTense: tenseTPS)
+      autoActionState = .suggest
       loadKeys()
 
     case "firstPersonPlural":
       returnConjugation(keyPressed: sender, requestedTense: tenseFPP)
+      autoActionState = .suggest
       loadKeys()
 
     case "secondPersonPlural":
       returnConjugation(keyPressed: sender, requestedTense: tenseSPP)
+      autoActionState = .suggest
       loadKeys()
 
     case "thirdPersonPlural":
       returnConjugation(keyPressed: sender, requestedTense: tenseTPP)
+      autoActionState = .suggest
       loadKeys()
 
     case "conjugateTopLeft":
       returnConjugation(keyPressed: sender, requestedTense: tenseTopLeft)
+      autoActionState = .suggest
       loadKeys()
 
     case "conjugateTopRight":
       returnConjugation(keyPressed: sender, requestedTense: tenseTopRight)
+      autoActionState = .suggest
       loadKeys()
 
     case "conjugateBottomLeft":
       returnConjugation(keyPressed: sender, requestedTense: tenseBottomLeft)
+      autoActionState = .suggest
       loadKeys()
 
     case "conjugateBottomRight":
       returnConjugation(keyPressed: sender, requestedTense: tenseBottomRight)
+      autoActionState = .suggest
       loadKeys()
 
     case "AutoAction1":
+      autoActionState = .suggest
       clearPrefixFromTextFieldProxy()
       proxy.insertText(translateKey.titleLabel?.text ?? "")
       proxy.insertText(" ")
@@ -1374,6 +1401,7 @@ class KeyboardViewController: UIInputViewController {
       nounAnnotationsToDisplay = 0
 
     case "AutoAction2":
+      autoActionState = .suggest
       clearPrefixFromTextFieldProxy()
       proxy.insertText(conjugateKey.titleLabel?.text ?? "")
       proxy.insertText(" ")
@@ -1396,6 +1424,7 @@ class KeyboardViewController: UIInputViewController {
       nounAnnotationsToDisplay = 0
 
     case "AutoAction3":
+      autoActionState = .suggest
       clearPrefixFromTextFieldProxy()
       proxy.insertText(pluralKey.titleLabel?.text ?? "")
       proxy.insertText(" ")
@@ -1443,10 +1472,12 @@ class KeyboardViewController: UIInputViewController {
       clearCommandBar()
 
       // Inserting the placeholder when commandBar text is deleted.
+      autoActionState = .complete
       commandBar.conditionallyAddPlaceholder()
       conditionallySetAutoActionBtns()
 
     case spaceBar:
+      autoActionState = .suggest
       commandBar.conditionallyRemovePlaceholder()
       if ![.translate, .conjugate, .plural].contains(commandState) {
         proxy.insertText(" ")
@@ -1537,6 +1568,7 @@ class KeyboardViewController: UIInputViewController {
         commandBar.textColor = keyCharColor
         return
       } else if [.translate, .plural].contains(commandState) { // functional commands above
+        autoActionState = .suggest
         commandState = .idle
         clearCommandBar()
         autoCapAtStartOfProxy()
@@ -1596,6 +1628,7 @@ class KeyboardViewController: UIInputViewController {
       capsLockPossible = true
 
     default:
+      autoActionState = .complete
       commandBar.conditionallyRemovePlaceholder()
       if shiftButtonState == .shift {
         shiftButtonState = .normal
@@ -1664,6 +1697,7 @@ class KeyboardViewController: UIInputViewController {
       shiftButtonState = .caps
       loadKeys()
       clearCommandBar()
+      conditionallySetAutoActionBtns()
     }
 
     // To make sure that the user can still use the double space period shortcut after numbers and symbols.

Keyboards/KeyboardsBase/ScribeFunctionality/CommandVariables.swift

@@ -21,7 +21,8 @@ let prepositions = loadJSONToDict(filename: "prepositions")
 // Words that should not be included in autocomplete should be added to the string below.
 let autocompleteWords = nouns!.keys.filter(
   { $0.rangeOfCharacter(from: CharacterSet(charactersIn: "1234567890-")) == nil }
-).sorted()
+).sorted{$0.caseInsensitiveCompare($1) == .orderedAscending}
+var baseAutosuggestions = [String]()
 
 var currentPrefix: String = ""
 var pastStringInTextProxy: String = ""

Keyboards/LanguageKeyboards/French/FRInterfaceVariables.swift

@@ -109,6 +109,7 @@ func setFRKeyboardLayout() {
   currencySymbolAlternates = euroAlternateKeys
   spaceBar = "espace"
   invalidCommandMsg = "Pas dans Wikidata"
+  baseAutosuggestions = ["je", "il", "le"]
 
   translateKeyLbl = "Traduire"
   translatePlaceholder = "Entrez un mot"

Keyboards/LanguageKeyboards/German/DEInterfaceVariables.swift

@@ -115,6 +115,7 @@ func setDEKeyboardLayout() {
   currencySymbolAlternates = euroAlternateKeys
   spaceBar = "Leerzeichen"
   invalidCommandMsg = "Nicht in Wikidata"
+  baseAutosuggestions = ["ich", "die", "das"]
 
   translateKeyLbl = "Übersetzen"
   translatePlaceholder = "Wort eingeben"

Keyboards/LanguageKeyboards/Italian/ITInterfaceVariables.swift

@@ -109,6 +109,7 @@ func setITKeyboardLayout() {
   currencySymbolAlternates = euroAlternateKeys
   spaceBar = "spazio"
   invalidCommandMsg = "Non in Wikidata"
+  baseAutosuggestions = ["ho", "non", "ma"]
 
   translateKeyLbl = "Tradurre"
   translatePlaceholder = "Inserisci una parola"

Keyboards/LanguageKeyboards/Portuguese/PTInterfaceVariables.swift

@@ -107,6 +107,7 @@ func setPTKeyboardLayout() {
   currencySymbolAlternates = dollarAlternateKeys
   spaceBar = "espaço"
   invalidCommandMsg = "Não está no Wikidata"
+  baseAutosuggestions = ["o", "a", "eu"]
 
   translateKeyLbl = "Traduzir"
   translatePlaceholder = "Digite uma palavra"

Keyboards/LanguageKeyboards/Russian/RUInterfaceVariables.swift

@@ -97,6 +97,7 @@ func setRUKeyboardLayout() {
   currencySymbolAlternates = roubleAlternateKeys
   spaceBar = "Пробел"
   invalidCommandMsg = "Нет в Викиданных"
+  baseAutosuggestions = ["я", "а", "в"]
 
   translateKeyLbl = "Перевести"
   translatePlaceholder = "Введите слово"

Keyboards/LanguageKeyboards/Spanish/ESInterfaceVariables.swift

@@ -111,6 +111,7 @@ func setESKeyboardLayout() {
   currencySymbolAlternates = dollarAlternateKeys
   spaceBar = "espacio"
   invalidCommandMsg = "No en Wikidata"
+  baseAutosuggestions = ["el", "la", "no"]
 
   translateKeyLbl = "Traducir"
   translatePlaceholder = "Ingrese una palabra"

Keyboards/LanguageKeyboards/Swedish/SVInterfaceVariables.swift

@@ -113,6 +113,7 @@ func setSVKeyboardLayout() {
   currencySymbolAlternates = kronaAlternateKeys
   spaceBar = "mellanslag"
   invalidCommandMsg = "Inte i Wikidata"
+  baseAutosuggestions = ["jag", "det", "men"]
 
   translateKeyLbl = "Översätt"
   translatePlaceholder = "Ange ett ord"