From 518c86f884b8ac8bf2f8f47640bb064852afe958 Mon Sep 17 00:00:00 2001
From: Jason Woofenden <jason@jasonwoof.com>
Date: Sat, 26 Mar 2016 13:52:36 -0400
Subject: [PATCH] start implementing enter key

---
 editor.coffee |   38 ++++++++++++++++++++++++++++++++++++++
 parser.coffee |    1 +
 2 files changed, 39 insertions(+)

diff --git a/editor.coffee b/editor.coffee
index 3ccd200..4211c11 100644
--- a/editor.coffee
+++ b/editor.coffee
@@ -946,6 +946,7 @@ class PeachHTML5Editor
 					@kill_cursor()
 				return false
 			when KEY_ENTER
+				@on_key_enter e
 				return false
 			when KEY_ESCAPE
 				@kill_cursor()
@@ -979,6 +980,43 @@ class PeachHTML5Editor
 				console.log "ERROR: couldn't find cursor position after insert"
 				@kill_cursor()
 		return false
+	on_key_enter: (e) -> # enter key pressed
+		return unless @cursor_visible
+		cur_block = @cursor.n
+		loop
+			if cur_block.type is 'tag'
+				if is_display_block cur_block.el
+					break
+			return unless cur_block.parent?
+			cur_block = cur_block.parent
+		# find array to insert new element into
+		if cur_block.parent?.el?
+			parent_el = cur_block.parent.el
+			pc = cur_block.parent.children
+		else
+			parent_el = @idoc.body
+			pc = @tree
+		# find index of current block in its parent
+		for n, i in pc
+			break if n is cur_block
+		i += 1 # we want to be after it
+		if i < pc.length
+			before = pc[i].el
+		else
+			before = null
+		# TODO if content after cursor
+		#	TODO new block is empty
+		new_text = new peach_parser.Node 'text', text: ' '
+		new_node = new peach_parser.Node 'tag', name: 'p', parent: cur_block.parent, attrs: {style: 'white-space: pre-wrap'}, children: [new_text]
+		new_text.parent = new_node
+		new_text.el = domify @idoc, text: ' '
+		new_node.el = domify @idoc, p: style: 'white-space: pre-wrap', children: [new_text.el]
+		pc.splice i, 0, new_node
+		parent_el.insertBefore new_node.el, before
+		new_cursor = new_cursor_position n: new_text, i: 0
+		throw 'bork bork' unless new_cursor?
+		@move_cursor new_cursor
+		# TODO move content past cursor into this new block
 	clear_dom: -> # remove all the editable content (and cursor, overlays, etc)
 		while @idoc.body.childNodes.length
 			@idoc.body.removeChild @idoc.body.childNodes[0]
diff --git a/parser.coffee b/parser.coffee
index cdc3d1f..a1d41cd 100644
--- a/parser.coffee
+++ b/parser.coffee
@@ -4733,6 +4733,7 @@ parse_html = (args_html, args = {}) ->
 	return doc.children
 
 exports.parse = parse_html
+exports.Node = Node
 exports.debug_log_reset = debug_log_reset
 exports.debug_log_each = debug_log_each
 exports.TYPE_TAG = TYPE_TAG
-- 
1.7.10.4