feat: add page keys to greenhouse

CHANGELOG.md

@@ -1,5 +1,12 @@
 # 🎀 Changelog
 
+## Unreleased
+## Added
+- Page Up/Down keybinds for Greenhouse will now scroll up and down the size of the region (a page)
+
+## Changed
+- Remove usage of `hilbish.goro` in Greenhouse.
+
 ## [2.2.1] - 2023-12-26
 ## Fixed
 - Removed a left over debug print
@@ -693,6 +700,7 @@ This input for example will prompt for more input to complete:
 
 First "stable" release of Hilbish.
 
+[2.2.2]: https://github.com/Rosettea/Hilbish/compare/v2.2.1...v2.2.2
 [2.2.1]: https://github.com/Rosettea/Hilbish/compare/v2.2.0...v2.2.1
 [2.2.0]: https://github.com/Rosettea/Hilbish/compare/v2.1.0...v2.2.0
 [2.1.2]: https://github.com/Rosettea/Hilbish/compare/v2.1.1...v2.1.2

nature/greenhouse/init.lua

@@ -40,7 +40,9 @@ function Greenhouse:new(sink)
 				self:jump(self.specialPageIdx)
 				self:special(false)
 			end
-		end
+		end,
+		['Page-Down'] = function(self) self:scroll('down', {page = true}) end,
+		['Page-Up'] = function(self) self:scroll('up', {page = true}) end
 	}
 	self.isSpecial = false
 	self.specialPage = nil
@@ -108,7 +110,9 @@ end
 function Greenhouse:render()
 end
 
-function Greenhouse:scroll(direction)
+function Greenhouse:scroll(direction, opts)
+	opts = opts or {}
+
 	if self.isSpecial then
 		if direction == 'down' then
 			self:next(true)
@@ -122,10 +126,15 @@ function Greenhouse:scroll(direction)
 
 	local oldOffset = self.offset
 	local oldHorizOffset = self.horizOffset
+	local amount = self.step.vertical
+	if opts.page then
+		amount = self.region.height
+	end
+
 	if direction == 'down' then
-		self.offset = math.min(self.offset + self.step.vertical, math.max(1, #lines - self.region.height))
+		self.offset = math.min(self.offset + amount, math.max(1, #lines - self.region.height))
 	elseif direction == 'up' then
-		self.offset = math.max(self.offset - self.step.vertical, 1)
+		self.offset = math.max(self.offset - amount, 1)
 	end
 
 --[[

readline/codes.go

@@ -60,6 +60,8 @@ var (
 	seqAltF         = string([]byte{27, 102})
 	seqAltR         = string([]byte{27, 114}) // Used for alternative history
 	seqAltBackspace = string([]byte{27, 127})
+	seqPageUp       = string([]byte{27, 91, 53, 126})
+	seqPageDown       = string([]byte{27, 91, 54, 126})
 )
 
 const (
@@ -185,6 +187,8 @@ func (rl *Instance) ReadChar() string {
 				case seqHome, seqHomeSc: return "Home"
 				case seqEnd, seqEndSc: return "End"
 				case seqDelete, seqDelete2: return "Delete"
+				case seqPageUp: return "Page-Up"
+				case seqPageDown: return "Page-Down"
 			}
 	}