labelmaker: Stop calling back into spejstore, rename API methods

labelmaker/Gemfile.lock

@@ -58,4 +58,4 @@ DEPENDENCIES
   sinatra
 
 BUNDLED WITH
-   1.17.2
+   2.1.4

labelmaker/main.rb

@@ -44,10 +44,6 @@ SPEJSTORE_BASE_URL = ENV['SPEJSTORE_BASE_URL'] || 'https://inventory.waw.hackers
 QR_BASE_URL = ENV['QR_BASE_URL'] || 'HTTP://I/'
 LPR_CMD_PATH = ENV['LPR_CMD_PATH'] || 'lpr'
 
-def api(uri)
-  Excon.get(SPEJSTORE_BASE_URL + uri + "/").json!
-end
-
 def render_identicode(data, id, extent)
   pts = [[0, 0], [0, 1], [1, 1], [1, 0], [0, 0]]
 
@@ -75,9 +71,7 @@ DYMO_11354_LABEL_SIZE = [32, 57]
 DYMO_LABEL_SIZE = [89, 36]
 ZEBRA_LABEL_SIZE = [100, 60]
 
-def render_label(item_or_label_id, size: DYMO_LABEL_SIZE)
-  item = api("items/#{item_or_label_id}")
-
+def render_label(name, short_id, metadata_text, size: DYMO_LABEL_SIZE)
   pdf = Prawn::Document.new(page_size: size.map { |x| mm2pt(x) },
                             margin: [2, 2, 2, 6].map { |x| mm2pt(x) }) do
     base_dir = File.dirname(__FILE__)
@@ -95,20 +89,17 @@ def render_label(item_or_label_id, size: DYMO_LABEL_SIZE)
 
     # Right side
     bounding_box([bounds.right - qr_size, bounds.top], width: qr_size) do
-      print_qr_code QR_BASE_URL + item['short_id'], stroke: false,
+      print_qr_code QR_BASE_URL + short_id, stroke: false,
         foreground_color: '000000',
         extent: bounds.width, margin: 0, pos: bounds.top_left
 
-      owner_text = item["owner"] ? "owner: #{item['owner']}\n\n" : ""
-      metadata_text = owner_text # todo: creation date?
-
       text_box metadata_text,
         at: [bounds.right - qr_size, -7], size: 8, align: :right, overflow: :shrink_to_fit
     end
 
     # Left side
     bounding_box(bounds.top_left, width: bounds.width - qr_size) do
-      text_box item['name'],
+      text_box name,
         size: 40, align: :center, valign: :center, width: bounds.width-10,
         inline_format: true, overflow: :shrink_to_fit, disable_wrap_by_char: true
     end
@@ -119,24 +110,34 @@ end
 
 set :bind, '0.0.0.0'
 
-get '/api/1/preview/:id.pdf' do
-  headers["Content-Type"] = "application/pdf; charset=utf8"
-  render_label params["id"]
+before do
+  request.body.rewind
+  @json_payload = JSON.parse request.body.read
+
+  # Validate and make available from all handlers
+  @name = @json_payload["name"] || halt(400, "Request JSON needs a 'name' field")
+  @short_id = @json_payload["short_id"] || halt(400, "Request JSON needs a 'short_id' field")
+  @meta_text = @json_payload["meta_text"] || ""
 end
 
-get '/api/1/preview/:id.png' do
+post '/api/1/render/pdf' do
+  
+  headers["Content-Type"] = "application/pdf; charset=utf8"
+  render_label(@name, @short_id, @meta_text)
+end
+
+post '/api/1/render/png' do
   headers["Content-Type"] = "image/png"
   img = Magick::ImageList.new()
-  img = img.from_blob(render_label(params["id"])){ self.density = 200 }.first
+  img = img.from_blob(render_label(@name, @short_id, @meta_text)){ self.density = 200 }.first
   img.format = 'png'
   img.background_color = 'white'
   img.to_blob
 end
 
-post '/api/1/print/:id' do
-  puts "dupa a także cycki"
+post '/api/1/print' do
   temp = Tempfile.new('labelmaker')
-  temp.write(render_label(params["id"]))
+  temp.write(render_label(@name, @short_id, @meta_text))
   temp.close
   cmd = "#{LPR_CMD_PATH} -P DYMO_LabelWriter_450 '#{temp.path}'"
   system(cmd) || puts("Bruh moment (not printing) - running `#{cmd}` failed")