Add increment_version.sh

Change-Id: Id52547142003e34a68645655835b842cab19a869

increment_version.sh

@@ -0,0 +1,73 @@
+#!/bin/bash
+
+set -e
+
+mydir="$(dirname "$(realpath "$0")")"
+
+source "$mydir/merge_helpers.sh"
+
+require_clean_git
+
+
+pushd "$mydir" > /dev/null
+
+last_tag=`downstream_latest_tag`
+
+build_gradle="vector/build.gradle"
+
+get_prop() {
+    local prop="$1"
+    cat "$build_gradle" | grep "$prop = " | sed "s|$prop = ||"
+}
+set_prop() {
+    local prop="$1"
+    local value="$2"
+    if grep -q "$prop =" "$build_gradle"; then
+        local equals="= "
+        local not_equals=""
+    else
+        local equals=""
+        # Don't touch lines that have an equals in it, but not for this prop
+        local not_equals="/=/! "
+    fi
+    sed -i "$not_equals""s|\($prop $equals\).*|\1$value|g" "$build_gradle"
+}
+
+
+#
+# Increase version
+#
+
+versionMajor=`get_prop ext.versionMajor`
+versionMinor=`get_prop ext.versionMinor`
+versionPatch=`get_prop ext.versionPatch`
+scVersion=`get_prop ext.scVersion`
+
+((scVersion++))
+
+version="$versionMajor.$versionMinor.$versionPatch.sc.$scVersion"
+versionCode=`echo "(($versionMajor * 10000 + $versionMinor * 100 + $versionPatch + $scVersion) + 4000000) * 10" | bc`
+new_tag="sc_v$version"
+
+set_prop "ext.scVersion" "$scVersion"
+set_prop "versionCode" "$versionCode"
+set_prop "versionName" "\"$version\""
+
+
+
+#
+# Generate changelog
+#
+
+changelog_dir=fastlane/metadata/android/en-US/changelogs
+changelog_file="$changelog_dir/$versionCode.txt"
+mkdir -p "$changelog_dir"
+git log --reverse --pretty=format:"- %s" "$last_tag".. --committer="$(git config user.name)" > "$changelog_file"
+$EDITOR "$changelog_file" || true
+read -p "Press enter when changelog is done"
+
+git add -A
+git commit -m "Increment version"
+git tag "$new_tag"
+
+popd > /dev/null