From 3b47701ffaceae056dea75fff92a2970ec705d89 Mon Sep 17 00:00:00 2001
From: Urban Klinc <klinc.urban97@gmail.com>
Date: Fri, 4 Dec 2020 13:39:41 +0100
Subject: [PATCH] Add events docs template + logic

---
 pkg/codegen/assets/events.gen.adoc.tpl | 55 +++++++++++++++++---------
 pkg/codegen/codegen.go                 |  8 +++-
 pkg/codegen/events.go                  | 13 ++++++
 3 files changed, 56 insertions(+), 20 deletions(-)

diff --git a/pkg/codegen/assets/events.gen.adoc.tpl b/pkg/codegen/assets/events.gen.adoc.tpl
index 723656f5b..885cb899f 100644
--- a/pkg/codegen/assets/events.gen.adoc.tpl
+++ b/pkg/codegen/assets/events.gen.adoc.tpl
@@ -4,26 +4,45 @@
 // the code is regenerated.
 //
 // Definitions file that controls how this file is generated:
-// {{ .Source }}
-
-= {{ $.ResourceString }}
-
-
-.List of events on `{{ $.ResourceString }}`
-{{- range $event := $.Events.MakeEvents }}
-- `{{ $event }}`
+{{- range .Definitions }}
+//  - {{ .Source }}
 {{- end }}
 
-.Event arguments for `{{ $.ResourceString }}`
-[%header,cols=3*]
-|===
-|Name
-|Type
-|Immutable
+{{- range .Definitions }}
+{{- range .Resources }}
 
-{{- range $p := $.Events.Properties }}
-|`{{ camelCase $p.Name }}`
-|`{{ $p.Type }}`
-|{{ $p.Immutable }}
+= {{ .ResourceString }}
+
+== Events
+
+.Events:
+{{- range $ba := .BeforeAfter }}
+* `before('{{ $ba }}')`
 {{- end }}
+{{- range $ba := .BeforeAfter }}
+* `after('{{ $ba }}')`
+{{- end }}
+{{- range $on := .On }}
+* `on('{{ $on }}')`
+{{- end }}
+
+== Argument properties
+
+.Argument properties:
+[%header, cols=3*]
 |===
+|Name|Type|Immutable
+{{- range $p := .Properties }}
+| `{{ $p.Name }}`
+| `{{ $p.Type }}`
+{{- if $p.Immutable }}
+| yes
+{{ else }}
+| no
+{{ end -}}
+
+{{ end -}}
+|===
+
+{{- end }}
+{{- end }}
diff --git a/pkg/codegen/codegen.go b/pkg/codegen/codegen.go
index 8ad6243f4..1a05f38be 100644
--- a/pkg/codegen/codegen.go
+++ b/pkg/codegen/codegen.go
@@ -3,12 +3,13 @@ package codegen
 import (
 	"flag"
 	"fmt"
-	"github.com/Masterminds/sprig"
-	"github.com/fsnotify/fsnotify"
 	"os"
 	"path/filepath"
 	"strings"
 	"text/template"
+
+	"github.com/Masterminds/sprig"
+	"github.com/fsnotify/fsnotify"
 )
 
 func Proc() {
@@ -191,6 +192,9 @@ func Proc() {
 				if genCode {
 					err = genEvents(tpls, eventDefs...)
 				}
+				if genDocs && err == nil {
+					err = genEventsDocs(tpls, docPath+docPathOptions, eventDefs...)
+				}
 			}
 
 			if outputErr(err, "failed to process events:\n") {
diff --git a/pkg/codegen/events.go b/pkg/codegen/events.go
index 8f333a4b3..132d398ee 100644
--- a/pkg/codegen/events.go
+++ b/pkg/codegen/events.go
@@ -203,3 +203,16 @@ func makeEventGroup(pfix string, ee []string) (out []string) {
 
 	return
 }
+
+func genEventsDocs(tpl *template.Template, docsPath string, dd ...*eventsDef) (err error) {
+	var (
+		tplEventsAdoc = tpl.Lookup("events.gen.adoc.tpl")
+
+		dst string
+	)
+
+	dst = path.Join(docsPath, "events_env_variables.gen.adoc")
+	return plainTemplate(dst, tplEventsAdoc, map[string]interface{}{
+		"Definitions": dd,
+	})
+}