Select models to build in the UI

Author: anaelorlinski

.github/workflows/NanoPi-Build.yml

@@ -24,12 +24,23 @@ on:
       openwrt_branch:
         description: 'OpenWrt Branch to build'     
         required: true
-        default: '21.02'
+        default: '22.03'
         type: choice
         options:
         - '21.02'
         - '22.03'
-        
+      model_R4S:
+        description: 'Build R4S'
+        type: boolean
+        default: true
+      model_R2S:
+        description: 'Build R2S'
+        type: boolean
+        default: true
+      model_R2C:
+        description: 'Build R2C'
+        type: boolean
+        default: true
 jobs:
   init:
     runs-on: ubuntu-20.04
@@ -39,17 +50,26 @@ jobs:
     outputs:
       build_string: ${{ steps.gen_build_string.outputs.build_string }}
       release_tag: ${{ steps.gen_release_tag.outputs.release_tag }}
+      matrix: ${{ steps.build_matrix.outputs.matrix }}
     steps:
     - id: gen_build_string
       run: echo "::set-output name=build_string::$(date +%Y.%m.%d)"
     - id: gen_release_tag
       run: echo "::set-output name=release_tag::$(date +%Y%m%d)"
+    - id: build_matrix
+      run: |
+          model_R4S="${{ fromJSON('["", "R4S"]')[github.event.inputs.model_R4S == 'true'] }}"
+          model_R2S="${{ fromJSON('["", "R2S"]')[github.event.inputs.model_R2S == 'true'] }}"
+          model_R2C="${{ fromJSON('["", "R2C"]')[github.event.inputs.model_R2C == 'true'] }}"
+          models="$model_R4S $model_R2S $model_R2C"
+          modelsJson=$(echo -n "$models" | jq -R -s -c 'split(" ") | map(select(length>0))')
+          matrix="{\"nanopi_model\":$modelsJson}"
+          echo "::set-output name=matrix::$matrix"
   
   build:
     needs: init
     strategy:
-      matrix:
-        nanopi_model: [R2S, R2C, R4S]
+      matrix: ${{ fromJson(needs.init.outputs.matrix) }}
 
     runs-on: ubuntu-20.04
     if: github.event.repository.owner.id == github.event.sender.id