image scaling

app/controllers/merged/images_controller.rb

@@ -1,3 +1,5 @@
+require "mini_magick"
+
 module Merged
 
   class ImagesController < MergedController
@@ -19,9 +21,24 @@ module Merged
     def destroy
       @image = Image.find(params[:id])
       @image.destroy
-      redirect_to :images , nootice: "Image #{@image.name} deleted"
+      redirect_to :images , notice: "Image #{@image.name} deleted"
     end
 
+    def update
+      @image = Image.find(params[:id])
+      mini = MiniMagick::Image.new( @image.full_filename)
+      if(params[:scale])
+        message = "Image was scaled"
+        mini.resize( "#{params[:scale]}%")
+      else
+        mini.resize( "#{new_width}x#{new_height}+#{x_offset}+#{y_offset}")
+        # x offset to the right
+        # y offset from top down
+      end
+      @image.edit_save(current_member.email)
+      @image.init_file_data
+      redirect_to image_path , notice: message
+    end
     def show
       @image = Image.find(params[:id])
       @sections = Section.where(image_id: params[:id].to_i)

app/views/merged/images/_editor.haml

@@ -3,8 +3,12 @@
 
 %section.image
   .flex.justify-center
-    %range-slider.justify-self-start{"v-model":"scale" , ":min":0, ":max":100 ,
-                ":step": "1"} Scale {{scaled_x}} x {{scaled_y}}  == {{scale}} %
+    = form_tag( merged.image_path , {method: :patch  } ) do
+      %input{ hidden: true ,  id: :scale_id , name: :scale , "v-bind:value": "scale" }
+      %button.mt-3.bg-cyan-200{class: button_classes , name: :type , value: 'scale'} Scale  {{scale}} %
+
+    %range-slider.mx-20.justify-self-start{"v-model":"scale" , ":min":20, ":max":100 ,
+                ":step": "0.1"} Scale {{scaled_x}} x {{scaled_y}}
   .flex.justify-between
     %range-slider.justify-self-start.horizontal{"v-model":"off_y" , ":min":0, ":max":"size_y" ,
                 ":step": "1"} Y Offset {{off_y}}
@@ -32,6 +36,9 @@
       @size_x = @image_data[:width]
       @size_y = @image_data[:height]
     end
+    def scole(ignored)
+      return @scale
+    end
     def scaled_x
       (@initial_x * @scale / 100).to_i
     end

app/views/merged/images/show.haml

@@ -61,5 +61,5 @@
 
 :css
   .horizontal input {
-    transform:rotate(270deg);
+    transform:rotate(90deg);
   };