From 1ee489d4e50e6b714fa5481a3933eedd0eca6483 Mon Sep 17 00:00:00 2001
From: Kagashino <ghosthcp516@hotmail.com>
Date: Wed, 1 Jun 2022 19:53:53 +0800
Subject: [PATCH 1/2] chore: add script: draft-changelog

---
 GNUmakefile                |  3 ++
 scripts/draft-changelog.sh | 88 ++++++++++++++++++++++++++++++++++++++
 2 files changed, 91 insertions(+)
 create mode 100755 scripts/draft-changelog.sh

diff --git a/GNUmakefile b/GNUmakefile
index 13e8e5dd91..e6e86e6299 100644
--- a/GNUmakefile
+++ b/GNUmakefile
@@ -164,4 +164,7 @@ endif
 	ln -sf ../../../ext/providers/tencentcloud/website/tencentcloud.erb $(GOPATH)/src/github.com/hashicorp/terraform-website/content/source/layouts/tencentcloud.erb
 	@$(MAKE) -C $(GOPATH)/src/$(WEBSITE_REPO) website-provider-test PROVIDER_PATH=$(shell pwd) PROVIDER_NAME=$(PKG_NAME)
 
+changelog:
+	./scripts/draft-changelog.sh
+
 .PHONY: build sweep test testacc fmt fmtcheck lint tools test-compile doc hooks website website-lint website-test
diff --git a/scripts/draft-changelog.sh b/scripts/draft-changelog.sh
new file mode 100755
index 0000000000..5dcb1fe473
--- /dev/null
+++ b/scripts/draft-changelog.sh
@@ -0,0 +1,88 @@
+#!/bin/sh
+
+# this script can generate draft changelog instead of painful writing it
+# run with `make changelog` then copy it!
+
+version=""
+gitTag=$(git describe --tag --abbrev=0)
+IFS=. read -r major minor patch <<< "$gitTag"
+
+major=${major:1}
+
+type=$1
+
+if [[ -z $type ]]; then
+  read -r -p "Specify semver: major, minor, patch(default) " input
+
+  type=$input
+  if [[ -z $input ]]; then
+    type="patch"
+  fi
+fi
+
+case $type in
+v*)
+  version=$1
+  ;;
+major)
+  version="$((major + 1)).0.0"
+  ;;
+minor)
+  version="$major.$((minor + 1)).0"
+  ;;
+patch)
+  version="$major.$minor.$((patch+1))"
+esac
+
+diffs=$(git diff --name-only HEAD origin/master | grep "tencentcloud/*")
+
+
+resource="^tencentcloud\/resource_tc_([a-z_]+)\.go$"
+data="^tencentcloud\/data_source_tc_([a-z_]+)\.go$"
+service="^tencentcloud\/service_([a-z_]+)\.go$"
+test="([a-z_]+)_test$"
+
+items=""
+
+
+for file in ${diffs}; do
+  module=""
+  fileType="resource"
+  if [[ $file =~ $resource ]]; then
+    module="tencentcloud_${BASH_REMATCH[1]}"
+  elif [[ $file =~ $data ]]; then
+    fileType="data source"
+    module="tencentcloud_${BASH_REMATCH[1]}"
+  elif [[ $file =~ $service ]]; then
+    module="tencentcloud_${BASH_REMATCH[1]}"
+  fi
+
+  if [[ $module =~ $test ]]; then
+    module=${BASH_REMATCH[1]}
+  fi
+  if [[ $module != "" ]]; then
+    item="* $fileType \`$module\`"
+    if [[ ! $items =~ "$item" ]]; then
+        items="$items\n$item"
+    fi
+  fi
+
+done
+
+LANG=en_US
+dateStr=$(date +"%B %d, %Y")
+
+template="
+## $version $dateStr
+\n
+\nFEATURES:
+\nDEPRECATED:
+\nENHANCEMENTS:
+\nBUGFIXES:
+\nCOMMON:
+\n
+$items
+\n
+"
+
+echo $template
\ No newline at end of file

From 96f9b6b8aa8cb737b1994392bfa88546dd7d82e8 Mon Sep 17 00:00:00 2001
From: Kagashino <ghosthcp516@hotmail.com>
Date: Wed, 1 Jun 2022 20:08:55 +0800
Subject: [PATCH 2/2] fix: draft-changelog diff ref

---
 scripts/draft-changelog.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scripts/draft-changelog.sh b/scripts/draft-changelog.sh
index 5dcb1fe473..7f3692fee0 100755
--- a/scripts/draft-changelog.sh
+++ b/scripts/draft-changelog.sh
@@ -34,7 +34,7 @@ patch)
   version="$major.$minor.$((patch+1))"
 esac
 
-diffs=$(git diff --name-only HEAD origin/master | grep "tencentcloud/*")
+diffs=$(git diff --name-only HEAD $gitTag | grep "tencentcloud/*")
 
 
 resource="^tencentcloud\/resource_tc_([a-z_]+)\.go$"