add function "next_step" into dossier model

app/models/dossier.rb

@@ -1,10 +1,10 @@
 class Dossier < ActiveRecord::Base
   enum state: { draft: 'draft',
-                submitted: 'submitted',
+                proposed: 'proposed',
                 reply: 'reply',
                 updated: 'updated',
                 confirmed: 'confirmed',
-                filed: 'filed',
+                deposited: 'deposited',
                 processed: 'processed' }
 
   has_one :etablissement
@@ -47,6 +47,59 @@ class Dossier < ActiveRecord::Base
     end
   end
 
+  def next_step! role, action
+    unless ['propose', 'reply', 'update', 'comment', 'confirme', 'depose', 'process'].include?(action)
+      fail 'action is not valid'
+    end
+
+    unless ['user', 'gestionnaire'].include?(role)
+      fail 'role is not valid'
+    end
+
+    if role == 'user'
+      case action
+        when 'propose'
+          if draft?
+            proposed!
+          end
+        when 'depose'
+          if confirmed?
+            deposited!
+          end
+        when 'update'
+          if reply?
+            updated!
+          end
+        when 'comment'
+          if reply?
+            updated!
+          end
+      end
+    elsif role == 'gestionnaire'
+      case action
+        when 'comment'
+          if updated?
+            reply!
+          elsif proposed?
+            reply!
+          end
+        when 'confirme'
+          if updated?
+            confirmed!
+          elsif reply?
+            confirmed!
+          elsif proposed?
+            confirmed!
+          end
+        when 'process'
+          if deposited?
+            processed!
+          end
+      end
+    end
+    state
+  end
+
   private
 
   def build_default_cerfa

spec/models/dossier_spec.rb

@@ -115,5 +115,258 @@ describe Dossier do
         end
       end
     end
+
+    #TODO revoir le nommage
+    describe '#next_step' do
+      let(:dossier) { create(:dossier) }
+      let(:role) { 'user' }
+      let(:action) { 'propose' }
+
+      subject { dossier.next_step! role, action }
+
+      context 'when action is not valid' do
+        let(:action) { 'test' }
+        it { expect{ subject }.to raise_error('action is not valid') }
+      end
+
+      context 'when role is not valid' do
+        let(:role) { 'test' }
+        it { expect{ subject }.to raise_error('role is not valid') }
+      end
+
+      context 'when dossier is at state draft' do
+        before do
+          dossier.draft!
+        end
+
+        context 'when user is connected' do
+          let(:role) { 'user' }
+
+          context 'when he updates dossier informations' do
+            let(:action) {'update'}
+
+            it { is_expected.to eq('draft') }
+          end
+
+          context 'when he posts a comment' do
+            let(:action) {'comment'}
+
+            it { is_expected.to eq('draft') }
+          end
+
+          context 'when he proposes a dossier' do
+            let(:action) { 'propose' }
+
+            it { is_expected.to eq('proposed') }
+          end
+        end
+      end
+
+      context 'when dossier is at state proposed' do
+        before do
+          dossier.proposed!
+        end
+
+        context 'when user is connect' do
+          let(:role) { 'user' }
+
+          context 'when is update dossier informations' do
+            let(:action) { 'update' }
+
+            it {is_expected.to eq('proposed')}
+          end
+
+          context 'when is post a comment' do
+            let(:action) { 'comment' }
+
+            it {is_expected.to eq('proposed')}
+          end
+        end
+
+        context 'when gestionnaire is connect' do
+          let(:role) { 'gestionnaire' }
+
+          context 'when is post a comment' do
+            let(:action) { 'comment' }
+
+            it { is_expected.to eq('reply')}
+          end
+
+          context 'when is confirmed the dossier' do
+            let(:action) { 'confirme' }
+
+            it {is_expected.to eq('confirmed')}
+          end
+        end
+      end
+
+      context 'when dossier is at state reply' do
+        before do
+          dossier.reply!
+        end
+
+        context 'when user is connect' do
+          let(:role) { 'user' }
+
+          context 'when is post a comment' do
+            let(:action) { 'comment' }
+
+            it { is_expected.to eq('updated') }
+          end
+
+          context 'when is updated dossier informations' do
+            let(:action) { 'update' }
+
+            it {
+
+              is_expected.to eq('updated')
+            }
+          end
+        end
+
+        context 'when gestionnaire is connect' do
+          let(:role) { 'gestionnaire' }
+
+          context 'when is post a comment' do
+            let(:action) { 'comment' }
+
+            it { is_expected.to eq('reply')}
+          end
+
+          context 'when is confirmed the dossier' do
+            let(:action) { 'confirme' }
+
+            it {is_expected.to eq('confirmed')}
+          end
+        end
+      end
+
+      context 'when dossier is at state updated' do
+        before do
+          dossier.updated!
+        end
+
+        context 'when user is connect' do
+          let(:role) { 'user' }
+
+          context 'when is post a comment' do
+            let(:action) { 'comment' }
+
+            it { is_expected.to eq('updated')}
+          end
+
+          context 'when is updated dossier informations' do
+            let(:action) { 'update' }
+
+            it { is_expected.to eq('updated')}
+          end
+        end
+
+        context 'when gestionnaire is connect' do
+          let(:role) { 'gestionnaire' }
+
+          context 'when is post a comment' do
+            let(:action) { 'comment' }
+
+            it { is_expected.to eq('reply')}
+          end
+
+          context 'when is confirmed the dossier' do
+            let(:action) { 'confirme' }
+
+            it {is_expected.to eq('confirmed')}
+          end
+        end
+      end
+
+      context 'when dossier is at state confirmed' do
+        before do
+          dossier.confirmed!
+        end
+
+        context 'when user is connect' do
+          let(:role) { 'user' }
+
+          context 'when is post a comment' do
+            let(:action) { 'comment' }
+            it { is_expected.to eq('confirmed') }
+          end
+
+          context 'when is deposed the dossier' do
+            let(:action) { 'depose' }
+
+            it { is_expected.to eq('deposited') }
+          end
+        end
+
+        context 'when gestionnaire is connect' do
+          let(:role) { 'gestionnaire' }
+
+          context 'when is post a comment' do
+            let(:action) { 'comment' }
+
+            it { is_expected.to eq('confirmed')}
+          end
+        end
+      end
+
+      context 'when dossier is at state deposited' do
+        before do
+          dossier.deposited!
+        end
+
+        context 'when user is connect' do
+          let(:role) { 'user' }
+
+          context 'when is post a comment' do
+            let(:action) { 'comment' }
+
+            it { is_expected.to eq('deposited') }
+          end
+        end
+
+        context 'when gestionnaire is connect' do
+          let(:role) { 'gestionnaire' }
+
+          context 'when is post a comment' do
+            let(:action) { 'comment' }
+
+            it {is_expected.to eq('deposited')}
+          end
+
+          context 'when is processed the dossier' do
+            let(:action) { 'process' }
+
+            it {is_expected.to eq('processed')}
+          end
+        end
+      end
+
+      context 'when dossier is at state processed' do
+        before do
+          dossier.processed!
+        end
+
+        context 'when user is connect' do
+          let(:role) { 'user' }
+
+          context 'when is post a comment' do
+            let(:action) { 'comment' }
+
+            it { is_expected.to eq('processed')}
+          end
+        end
+
+        context 'when gestionnaire is connect' do
+          let(:role) { 'gestionnaire' }
+
+          context 'when is post a comment' do
+            let(:action) { 'comment' }
+
+            it { is_expected.to eq('processed')}
+          end
+        end
+      end
+    end
   end
 end