From 7e645d70db173f5d30991bc2e998bd1eb832fce4 Mon Sep 17 00:00:00 2001
From: moshee <moshee@displaynone.us>
Date: Sat, 15 Mar 2014 21:58:47 -0700
Subject: [PATCH] Command history

---
 lib/command-view.coffee | 25 ++++++++++++++++++++++++-
 lib/pipe.coffee         |  8 +++++++-
 package.json            | 19 +++++++++++++++++--
 3 files changed, 48 insertions(+), 4 deletions(-)

diff --git a/lib/command-view.coffee b/lib/command-view.coffee
index dd2eebb..8ac7c49 100644
--- a/lib/command-view.coffee
+++ b/lib/command-view.coffee
@@ -20,13 +20,36 @@ class CommandView extends View
   @samplePlaceholder: ->
     @placeholders[Math.floor(Math.random()*@placeholders.length)]
 
-  initialize: (callback) ->
+  initialize: (history, callback) ->
+    historyPos = history.length
+    cur = ''
+
     @on 'core:cancel core:close', =>
       callback(null)
       @detach()
     @on 'core:confirm', =>
       callback(@commandLine.getText())
       @detach()
+    @commandLine.on 'keydown', (e) =>
+      if history.length is 0 then return
+
+      switch e.keyCode
+        when 38 # up
+          unless historyPos <= 0
+            historyPos--
+            @commandLine.setText history[historyPos]
+
+        when 40 # down
+          if historyPos >= history.length-1
+            historyPos = history.length
+            @commandLine.setText cur
+          else
+            historyPos++
+            @commandLine.setText history[historyPos]
+
+        else
+          if historyPos >= history.length
+            cur = @commandLine.getText()
 
     atom.workspaceView.append(this)
     @commandLine.focus()
diff --git a/lib/pipe.coffee b/lib/pipe.coffee
index ec25ab5..8db43da 100644
--- a/lib/pipe.coffee
+++ b/lib/pipe.coffee
@@ -2,6 +2,8 @@
 {spawn} = require 'child_process'
 CommandView = require './command-view'
 
+history = []
+
 module.exports =
   activate: ->
     atom.workspaceView.command 'pipe:run', => @run()
@@ -11,11 +13,15 @@ module.exports =
     view = atom.workspaceView.getActiveView()
     return if not editor?
 
-    new CommandView (commandString) ->
+    new CommandView history, (commandString) ->
       if not commandString
         view.focus()
         return
 
+      history.push commandString
+      if history.length > 300
+        history.shift()
+
       range = editor.getSelectedBufferRange()
       stdout = ''
       stderr = ''
diff --git a/package.json b/package.json
index 58b21ec..db6aa09 100644
--- a/package.json
+++ b/package.json
@@ -6,10 +6,25 @@
   "activationEvents": [
     "pipe:run"
   ],
-  "repository": "https://github.com/moshee/atom-pipe",
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/moshee/atom-pipe"
+  },
   "license": "MIT",
   "engines": {
     "atom": ">0.72.0"
   },
-  "dependencies": {}
+  "dependencies": {},
+  "readme": "# pipe\n\nSelect text to pipe into external commands and replace it with the output. Sort\nof like `!` in vim. Commands are sent to your `$SHELL`.\n\nDefault keybinding to activate is `cmd-;`.\n\n![pipe in action](https://i.ktkr.us/hoeJ)\n",
+  "readmeFilename": "README.md",
+  "bugs": {
+    "url": "https://github.com/moshee/atom-pipe/issues"
+  },
+  "homepage": "https://github.com/moshee/atom-pipe",
+  "_id": "pipe@0.1.1",
+  "dist": {
+    "shasum": "065fe0c782ea86980b8cf8e19d2fc40b5851c941"
+  },
+  "_resolved": "/var/folders/hv/nq12s2fx5lv48rtffsd8v2_h0000gn/T/d-114214-49660-1x5dm6u/package.tgz",
+  "_from": "/var/folders/hv/nq12s2fx5lv48rtffsd8v2_h0000gn/T/d-114214-49660-1x5dm6u/package.tgz"
 }
-- 
2.39.2