Fix errors in caret placement on box open and in annotation browser.
[redakcja.git] / src / redakcja / static / js / wiki / caret.js
index 38848b0..97336f9 100644 (file)
@@ -3,38 +3,43 @@ class Caret {
         let self = this;
         self.view = view;
         self.singleClick = false;
-        
-        let caret = this.element = $('<span id="caret"><textarea></textarea></span>');
-        
+
+        let caret = this.element = $('<nobr><span id="caret"><textarea></textarea></span></nobr>');
+
         // When user writes into caret, add it to the document.
         $('textarea', caret).on('input', function() {
             let v = $(this).val();
             $(this).val('');
             self.insertChar(v);
-            
+
         });
-        
+
         // On click on x-node element, set caret position.
         self.view.on('click', '*[x-node]', function(e) {
-            if (e.redakcja_caret_inserted) return;
-            e.redakcja_caret_inserted = true;
-            
+            if (e.redakcja_caret_ignore) return;
+            e.redakcja_caret_ignore = true;
+
             if (self.singleClick) {
                 self.singleClick = false;
                 return;
             }
-            
+
             self.detach();
-            
+
             var selection = window.getSelection();
             if (!selection.isCollapsed) return;
             var anchorNode = selection.anchorNode;
+            if (anchorNode.nodeType != Node.TEXT_NODE) return;
+            // This selection is not from this click. Ignore it.
+            if (anchorNode.parentNode != e.target) return;
             // Is selection still inside a node?
             if (!$(anchorNode).closest('[x-node]').length) return;
-            
+            if ($(anchorNode).parents('[x-annotation-box]').not('.editing').length) return;
+
             self.singleClick = true;
             setTimeout(function() {
                 if (self.singleClick) {
+                    $.wiki.activePerspective().flush();
                     self.element.insertBefore(
                         anchorNode.splitText(
                             selection.anchorOffset
@@ -44,27 +49,25 @@ class Caret {
                 }
                 self.singleClick = false;
             }, 250);
-            
+
         });
-        
+
         self.element.on('keydown', function(e) {
-            console.log('KEY');
-            
             // TODO:
             // delete selection?
-            
+
             // cases:
             // we are in <akap> (no going up)
             // we are in <wyroznienie> (can go up)
             // we are next to <wyroznienie> (can go inside)
-            
+
             switch (e.key) {
             case "ArrowRight":
                 if (e.shiftKey) {
                     self.detach();
                     return;
                 }
-                
+
                 self.moveRight();
                 break;
             case "ArrowLeft":
@@ -72,7 +75,7 @@ class Caret {
                     self.detach();
                     return;
                 }
-                
+
                 self.moveLeft();
                 break;
             case "ArrowUp":
@@ -101,14 +104,12 @@ class Caret {
             }
         })
     }
-    
+
     get attached() {
         return this.element.parent().length;
     }
-    
+
     detach() {
-        console.log(this.view);
-        
         let p;
         if (this.attached) {
             p = this.element.parent()[0]
@@ -116,38 +117,44 @@ class Caret {
             p.normalize()
         }
     }
-    
+
     focus() {
         $("textarea", self.element).focus();
     }
-    
+
     normalize() {
         this.element.parent()[0].normalize();
     }
-    
+
+    insert(elem) {
+        elem.insertBefore(this.element);
+    }
+
     insertChar(ch) {
-        $(document.createTextNode(ch)).insertBefore(this.element);
+        this.insert(
+            $(document.createTextNode(ch))
+        );
         this.normalize();
     }
-    
+
     deleteBefore() {
         let contents = this.element.parent().contents();
         // Find the text before caret.
         let textBefore = contents[contents.index(this.element) - 1];
-        
+
         // Should be text, but what if not?
         textBefore.textContent = textBefore.textContent.substr(0, textBefore.textContent.length - 1);
         this.normalize();
-        
+
     }
-    
+
     deleteAfter() {
         let contents = this.element.parent().contents();
         // Find the text after caret.
         let textAfter = contents[contents.index(this.element) + 1];
         textAfter.textContent = textAfter.textContent.substr(1);
     }
-    
+
     splitBlock() {
         let splitter = this.element;
         let parent, newParent, splitIndex, index;
@@ -173,17 +180,15 @@ class Caret {
                 --index;
             }
             while (index >= 0) {
-                console.log(newParent, index);
                 parent.contents()[index].remove();
                 -- index;
             }
             newParent.insertBefore(parent);
-            
-            console.log('split', parent);
+
             splitter = parent;
         }
     }
-    
+
     moveLeft() {
         this.move({
             move: -1,
@@ -193,7 +198,7 @@ class Caret {
             noSplitTarget: (t) => {return t.splitText(t.length);},
         })
     }
-    
+
     moveRight() {
         this.move({
             move: 1,
@@ -203,22 +208,24 @@ class Caret {
             noSplitTarget: (t) => {return t;},
         })
     }
-    
+
     move(opts) {
         if (!this.attached) return;
-        
+
+        $.wiki.activePerspective().flush();
+
         this.normalize();
-        
+
         let contents = this.element.parent().contents();
         let index = contents.index(this.element);
         let target, moved, oldparent;
-        
+
         let parent = this.element.parent()[0];
-        
+
         if (opts.edge(index, contents.length)) {
             // We're at the end -- what to do?
             // can we go up?
-            
+
             if (parent.nodeName == 'EM') {
                 oldparent = parent;
                 parent = parent.parentNode;
@@ -226,22 +233,22 @@ class Caret {
                 index = contents.index(oldparent);
             }
         }
-        
+
         index += opts.move;
         target = contents[index];
         moved = false;
-        
-        while (target.nodeType == 1) {
+
+        while (target !== undefined && target.nodeType == Node.ELEMENT_NODE) {
             // we've encountered a node.
             // can we go inside?
-            
+
             if (target.nodeName == 'EM') {
                 // enter
                 parent = $(target);
                 contents = parent.contents();
                 index = opts.enter(contents.length);
                 target = contents[index];
-                
+
                 // what if it has no elements?
             } else {
                 // skip
@@ -249,19 +256,19 @@ class Caret {
                 target = contents[index];
                 moved = true;
             }
-            
+
             // if editable?
             // what if editable but empty?
-            
+
         }
-        
-        if (target.nodeType == 3) {
+
+        if (target !== undefined && target.nodeType == Node.TEXT_NODE ) {
             if (!moved) {
                 target = opts.splitTarget(target);
             } else {
                 target = opts.noSplitTarget(target);
             }
-            
+
             this.element.insertBefore(target);
         }
         this.normalize();