fix(homepage integration): change structure of custom parameters (#640)

**Description**
Current parameters system is not displayable in SCALE.


**⚙️ Type of change**

- [ ] ⚙️ Feature/App addition
- [ ] 🪛 Bugfix
- [ ] ⚠️ Breaking change (fix or feature that would cause existing
functionality to not work as expected)
- [ ] 🔃 Refactor of current code

**🧪 How Has This Been Tested?**
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**📃 Notes:**
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**✔️ Checklist:**

- [ ] ⚖️ My code follows the style guidelines of this project
- [ ] 👀 I have performed a self-review of my own code
- [ ] #️⃣ I have commented my code, particularly in hard-to-understand
areas
- [ ] 📄 I have made corresponding changes to the documentation
- [ ] ⚠️ My changes generate no new warnings
- [ ] 🧪 I have added tests to this description that prove my fix is
effective or that my feature works
- [ ] ⬆️ I increased versions for any altered app according to semantic
versioning

**➕ App addition**

If this PR is an app addition please make sure you have done the
following.

- [ ] 🪞 I have opened a PR on
[truecharts/containers](https://github.com/truecharts/containers) adding
the container to TrueCharts mirror repo.
- [ ] 🖼️ I have added an icon in the Chart's root directory called
`icon.png`

---

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---------

Co-authored-by: Stavros Kois <47820033+stavros-k@users.noreply.github.com>

library/common-test/tests/ingress/homepage_test.yaml

@@ -62,6 +62,11 @@ tests:
                 custom:
                   some-key: some-value
                   some-other-key: some-other-value
+                customkv:
+                  - key: some-key-slice
+                    value: some-value-slice
+                  - key: some-other-key-slice
+                    value: some-other-value-slice
           hosts: &hosts
             - host: test-host
               paths:
@@ -106,6 +111,8 @@ tests:
             gethomepage.dev/pod-selector: pod.name in (main,other)
             gethomepage.dev/widget.some-key: some-value
             gethomepage.dev/widget.some-other-key: some-other-value
+            gethomepage.dev/widget.some-key-slice: some-value-slice
+            gethomepage.dev/widget.some-other-key-slice: some-other-value-slice
       - documentIndex: *otherIngressDoc
         equal:
           path: metadata.name
@@ -154,3 +161,45 @@ tests:
     asserts:
       - failedTemplate:
           errorMessage: Ingress - Expected [integrations.homepage.widget.custom] to be a [map], but got [string]
+
+  - it: should fail with customkv widget not a slice
+    set:
+      operator: *operator
+      service: *service
+      ingress:
+        my-ingress1:
+          enabled: true
+          primary: true
+          integrations:
+            traefik:
+              enabled: false
+            homepage:
+              enabled: true
+              widget:
+                customkv: "not a slice"
+          hosts: *hosts
+    asserts:
+      - failedTemplate:
+          errorMessage: Ingress - Expected [integrations.homepage.widget.customkv] to be a [slice], but got [string]
+
+  - it: should fail with customkv having empty key
+    set:
+      operator: *operator
+      service: *service
+      ingress:
+        my-ingress1:
+          enabled: true
+          primary: true
+          integrations:
+            traefik:
+              enabled: false
+            homepage:
+              enabled: true
+              widget:
+                customkv:
+                  - key: ""
+                    value: some-value
+          hosts: *hosts
+    asserts:
+      - failedTemplate:
+          errorMessage: Ingress - Expected non-empty [key] in [integrations.homepage.widget.customkv]

library/common/Chart.yaml

@@ -15,4 +15,4 @@ maintainers:
 name: common
 sources: null
 type: library
-version: 16.2.10
+version: 16.2.11

library/common/templates/lib/ingress/integrations/_homepage.tpl

@@ -46,6 +46,9 @@
       {{- range $k, $v := $homepage.widget.custom -}}
         {{- $_ := set $objectData.annotations (printf "gethomepage.dev/widget.%s" $k) (tpl $v $rootCtx | toString) -}}
       {{- end -}}
+      {{- range $homepage.widget.customkv -}}
+        {{- $_ := set $objectData.annotations (printf "gethomepage.dev/widget.%s" .key ) (tpl .value $rootCtx | toString) -}}
+      {{- end -}}
     {{- end -}}
 
     {{- with $homepage.podSelector -}}
@@ -72,4 +75,15 @@
       {{- fail (printf "Ingress - Expected [integrations.homepage.widget.custom] to be a [map], but got [%s]" (kindOf $homepage.widget.custom)) -}}
     {{- end -}}
   {{- end -}}
+
+  {{- if $homepage.widget.customkv -}}
+    {{- if not (kindIs "slice" $homepage.widget.customkv) -}}
+      {{- fail (printf "Ingress - Expected [integrations.homepage.widget.customkv] to be a [slice], but got [%s]" (kindOf $homepage.widget.customkv)) -}}
+    {{- end -}}
+    {{- range $item := $homepage.widget.customkv -}}
+      {{- if not $item.key -}}
+        {{- fail "Ingress - Expected non-empty [key] in [integrations.homepage.widget.customkv]" -}}
+      {{- end -}}
+    {{- end -}}
+  {{- end -}}
 {{- end -}}

library/common/values.yaml

@@ -621,7 +621,10 @@ ingress:
           # Default to ingress host 0
           url: ""
           custom:
-            # - somesetting: some value
+            # somesetting: some value
+          customkv:
+            # - key: some key
+            #   value: some value
 
 certificate: {}
   # main: