recipe books overhaul

recipeBook/etc/apps.db

@@ -0,0 +1,7 @@
+{
+  [ "9fb1092f32d4fcbf9e061ffd718d4ec689c6c95e" ] = {
+    title = "Recipes",
+    category = "Apps",
+    run = "recipeBook",
+  },
+}

recipeBook/etc/recipeBook.db

@@ -0,0 +1,20 @@
+{
+  {
+    url = "https://pastebin.com/raw/dMCDeCie",
+    version = "MC 1.8+",
+    localName = "appliedenergistics2",
+    name = "Applied Energistics",
+  },
+  {
+    url = "https://pastebin.com/raw/Y6bQMUeE",
+    version = "MC 1.8+",
+    localName = "botania",
+    name = "Botania",
+  },
+  {
+    url = "https://pastebin.com/raw/YPWgiFFW",
+    version = "MC 1.8+",
+    localName = "computercraft",
+    name = "Computercraft",
+  },
+}

recipeBook/recipeBook.lua

@@ -1,39 +1,34 @@
-_G.requireInjector(_ENV)
-
 local Ansi   = require('ansi')
 local UI     = require('ui')
 local Util   = require('util')
 
-local colors     = _G.colors
-local fs         = _G.fs
+local colors = _G.colors
+local fs     = _G.fs
+local textutils = _G.textutils
 
-local RECIPES_DIR = 'usr/etc/recipes'
+local RECIPES_DIR  = 'usr/etc/recipes'
+local NAMES_DIR    = 'usr/etc/names'
+local RECIPE_BOOKS = 'packages/recipeBook/etc/recipeBook.db'
+
+local db = Util.readTable(RECIPE_BOOKS)
 
 local function getRecipeBooks()
 	local books = { }
 
-	local files = fs.list(RECIPES_DIR)
-	table.sort(files)
-	Util.removeByValue(files, 'minecraft.db')
-
-	for _,file in ipairs(files) do
-		local path = fs.combine(RECIPES_DIR, file)
-		local recipeFile = Util.readTable(path)
-		if recipeFile then
-			table.insert(books, {
-				path = path,
-				name = recipeFile.name,
-				version = recipeFile.version,
-			})
-		end
+	if not fs.exists(RECIPES_DIR) then
+		fs.makeDir(RECIPES_DIR)
 	end
 
-	local config = Util.readTable('usr/config/recipeBooks.db') or { }
-	for _, book in pairs(config) do
-		local b = Util.find(books, 'path', book)
-		if b then
-			b.enabled = true
-		end
+	for _,book in pairs(db) do
+		local path = fs.combine(RECIPES_DIR, book.localName .. '.db')
+		table.insert(books, {
+			recipePath = path,
+			namePath = fs.combine(NAMES_DIR, book.localName .. '.db'),
+			name = book.name,
+			url = book.url,
+			version = book.version,
+			enabled = fs.exists(path),
+		})
 	end
 
 	return books
@@ -43,10 +38,15 @@ local page = UI.Page {
 	info = UI.Window {
 		x = 2, ex = -2, y = 2, ey = 5,
 		button = UI.Button {
-			ex = -1, y = 3, width = 9,
+			ex = -1, y = 3, width = 10,
 			text = 'Enable',
 			event = 'grid_select',
-		}
+		},
+		addButton = UI.Button {
+			ex = -12, y = 3, width = 10,
+			text = 'Add Book',
+			event = 'add_book',
+		},
 	},
 	grid = UI.ScrollingGrid {
 		y = 6,
@@ -60,10 +60,39 @@ local page = UI.Page {
 		sortColumn = 'name',
 		autospace = true,
 	},
-	accelerators = {
-		q = 'quit',
-		space = 'grid_select',
+  add = UI.SlideOut {
+    backgroundColor = colors.cyan,
+    titleBar = UI.TitleBar {
+      title = 'Add a new book',
+    },
+    form = UI.Form {
+      x = 2, ex = -2, y = 2, ey = -1,
+      [1] = UI.TextEntry {
+        formLabel = 'Name', formKey = 'name',
+				shadowText = 'Friendly name',
+				limit = 64,
+        required = true,
+      },
+      [2] = UI.TextEntry {
+        formLabel = 'Version', formKey = 'version',
+        shadowText = 'Mod version',
+        limit = 10,
+      },
+      [3] = UI.TextEntry {
+        formLabel = 'URL', formKey = 'url',
+				shadowText = 'URL for recipes',
+				limit = 128,
+        required = true,
+      },
+      [4] = UI.TextEntry {
+        formLabel = 'File name', formKey = 'localName',
+				shadowText = 'Short name for saving file',
+				limit = 20,
+        required = true,
+      },
+    },
 	},
+	notification = UI.Notification { },
 }
 
 function page.info:draw()
@@ -79,6 +108,7 @@ function page.info:draw()
 
 		self.button.text = book.enabled and 'Disable' or 'Enable'
 		self.button:draw()
+		self.addButton:draw()
 	end
 end
 
@@ -89,25 +119,55 @@ function page.grid:getRowTextColor(row, selected)
 	return selected and colors.lightGray or colors.gray
 end
 
-function page:save()
-	local t = { }
-
-	for _, book in pairs(self.grid.values) do
-		if book.enabled then
-			table.insert(t, book.path)
+function page:save(book, enable)
+	if enable then
+		self.notification:info('Downloading...')
+		self:sync()
+		local s = pcall(function()
+			local recipes = Util.download(book.url)
+			if recipes then
+				recipes = textutils.unserialize(recipes)
+				local names = { }
+				for k,v in pairs(recipes.recipes) do
+					names[k] = v.displayName
+					v.displayName = nil
+				end
+				Util.writeTable(book.namePath, names)
+				Util.writeTable(book.recipePath, recipes)
+			end
+			book.enabled = true
+			self.notification:success('Download complete')
+		end)
+		if not s then
+			self.notification:error('Download failed')
 		end
+	else
+		fs.delete(book.recipePath)
+		fs.delete(book.namePath)
+		book.enabled = false
 	end
-
-	Util.writeTable('usr/config/recipeBooks.db', t)
 end
 
 function page:eventHandler(event)
 	if event.type == 'grid_select' then
 		local book = self.grid:getSelected()
-		book.enabled = not book.enabled
+		self:save(book, not book.enabled)
 		self.info:draw()
 		self.grid:draw()
-		self:save()
+
+	elseif event.type == 'add_book' then
+    self.add.form:setValues({ })
+    self.add:show()
+
+	elseif event.type == 'form_complete' then
+		self.add:hide()
+		table.insert(db, self.add.form.values)
+		Util.writeTable(RECIPE_BOOKS, db)
+		self.grid:setValues(getRecipeBooks())
+		self.grid:draw()
+
+  elseif event.type == 'form_cancel' then
+    self.add:hide()
 
 	elseif event.type == 'grid_focus_row' then
 		self.info:draw()