From 45c215cba1b2e34d4b5973b98f9866ec9ab8be53 Mon Sep 17 00:00:00 2001
From: Luca Stefani <luca.stefani.ge1@gmail.com>
Date: Sat, 14 Apr 2018 22:14:05 +0200
Subject: lineage-push: Convert to python

Change-Id: Ib025430257ae46cd237520108f29939edde172e7
---
 lineage-push/README.md       | 36 +++++++++++--------
 lineage-push/lineage-push.py | 84 ++++++++++++++++++++++++++++++++++++++++++++
 lineage-push/lineage-push.sh | 69 ------------------------------------
 3 files changed, 106 insertions(+), 83 deletions(-)
 create mode 100755 lineage-push/lineage-push.py
 delete mode 100755 lineage-push/lineage-push.sh

diff --git a/lineage-push/README.md b/lineage-push/README.md
index 966716d..14e5f70 100644
--- a/lineage-push/README.md
+++ b/lineage-push/README.md
@@ -1,22 +1,30 @@
 # LineageOS Push Script
 
-Pushes a local git repository's changes to Gerrit for code review
-
 ```
-Usage:
-  ./lineage-push.sh [options] branch
+usage: lineage-push.py [-h] [-d] [-e] [-f] [-l LABEL] [-m] [-r REF] [-s]
+                       [-t TOPIC]
+                       branch
+
+Pushes a local git repository's changes to Gerrit for code review
 
-  Options:
-    -d Upload change as draft.
-    -e Update change as edit.
-    -f Force push.
-    -l <label> Assign label.
-    -m Bypass review and merge.
-    -r <ref> Push to specified ref ( will override draft ).
-    -s Submit.
-    -t <topic> Append topic to change.
+positional arguments:
+  branch                upload change to branch
 
-  Example:
+optional arguments:
+  -h, --help            show this help message and exit
+  -d, --draft           upload change as draft
+  -e, --edit            upload change as edit
+  -f, --force           force push
+  -l LABEL, --label LABEL
+                        assign label
+  -m, --merge           bypass review and merge
+  -r REF, --ref REF     push to specified ref
+  -s, --submit          submit change
+  -t TOPIC, --topic TOPIC
+                        append topic to change
+```
+```
+  Examples:
     lineage-push -d -t test cm-14.1
     lineage-push -s -l "Code-Review+2,Verified+1" cm-14.1
 ```
diff --git a/lineage-push/lineage-push.py b/lineage-push/lineage-push.py
new file mode 100755
index 0000000..5a596a7
--- /dev/null
+++ b/lineage-push/lineage-push.py
@@ -0,0 +1,84 @@
+#!/usr/bin/env python
+
+from __future__ import print_function
+
+import re
+import subprocess
+import sys
+from argparse import ArgumentParser
+
+
+def push(args):
+    command = 'git push'
+    if args.force:
+        command += ' -f'
+
+    username = subprocess.check_output(
+        ["git", "config", "review.review.lineageos.org.username"]).decode("utf-8").strip()
+    remotes = subprocess.check_output(
+        ["git", "remote", "-v"]).decode("utf-8").strip()
+    repo = re.search(r'LineageOS\S+', remotes).group(0)
+
+    command += ' ssh://{}@review.lineageos.org:29418/{}'.format(
+        username, repo)
+    command += ' HEAD:'
+
+    if args.ref != 'for':
+        command += 'refs/{}/'.format(args.ref)
+    elif args.merge:
+        command += ''
+    elif args.draft:
+        command += 'refs/drafts/'
+    else:
+        command += 'refs/{}/'.format(args.ref)
+
+    command += args.branch
+
+    if args.label:
+        labels = args.label.split(',')
+        command += '%'
+        for count, label in enumerate(labels):
+            command += 'l={}'.format(label)
+            if count != len(labels) - 1:
+                command += ','
+
+    if args.edit:
+        command += '%edit'
+
+    if args.topic:
+        command += '%topic={}'.format(args.topic)
+
+    if args.submit:
+        command += '%submit'
+
+    sys.exit(subprocess.call(command, shell=True))
+
+
+def parse_cmdline():
+    parser = ArgumentParser(
+        description='Pushes a local git repository\'s changes to Gerrit for code review')
+    parser.add_argument('branch', help='upload change to branch')
+    parser.add_argument('-d', '--draft', action='store_true',
+                        help='upload change as draft')
+    parser.add_argument('-e', '--edit', action='store_true',
+                        help='upload change as edit')
+    parser.add_argument(
+        '-f', '--force', action='store_true', help='force push')
+    parser.add_argument('-l', '--label', help='assign label')
+    parser.add_argument('-m', '--merge', action='store_true',
+                        help='bypass review and merge')
+    parser.add_argument(
+        '-r', '--ref', help='push to specified ref', default="for")
+    parser.add_argument(
+        '-s', '--submit', action='store_true', help='submit change')
+    parser.add_argument('-t', '--topic', help='append topic to change')
+    return parser.parse_args()
+
+
+def main():
+    args = parse_cmdline()
+    push(args)
+
+
+if __name__ == '__main__':
+    main()
diff --git a/lineage-push/lineage-push.sh b/lineage-push/lineage-push.sh
deleted file mode 100755
index a39407e..0000000
--- a/lineage-push/lineage-push.sh
+++ /dev/null
@@ -1,69 +0,0 @@
-#!/bin/bash
-
-usage() {
-    echo "Usage:"
-    echo "  lineage-push [options] branch"
-    echo
-    echo "  Options:"
-    echo "    -d Upload change as draft."
-    echo "    -e Update change as edit."
-    echo "    -f Force push."
-    echo "    -l <label> Assign label."
-    echo "    -m Bypass review and merge."
-    echo "    -r <ref> Push to specified ref ( will override draft )."
-    echo "    -s Submit."
-    echo "    -t <topic> Append topic to change."
-    echo
-    echo "  Example:"
-    echo "    lineage-push -d -t test cm-14.1"
-    echo "    lineage-push -s -l \"Code-Review+2,Verified+1\" cm-14.1"
-    echo
-    exit 1
-}
-
-while getopts ":del:fmr:st:" opt; do
-    case $opt in
-        d) [ -z "$ref" ] && ref="refs/drafts/" ;;
-        e) edit="%edit" ;;
-        f) push_args="-f" ;;
-        l) i=0
-           labels="%"
-           IFS=',' read -ra LABELS <<< "$OPTARG"
-           for label in "${LABELS[@]}"; do
-               labels+="l=$label"
-               i=$(($i + 1))
-               if [ $i -ne ${#LABELS[@]} ]; then
-                   labels+=","
-               fi
-           done
-           ;;
-        m) [ -z "$ref" ] && ref="" ;;
-        r) ref="refs/$OPTARG/" ;;
-        s) submit="%submit" ;;
-        t) topic="%topic=$OPTARG" ;;
-        :)
-          echo "Option -$OPTARG requires an argument"
-          echo
-          usage
-          ;;
-        \?)
-          echo "Invalid option: -$OPTARG"
-          echo
-          usage
-          ;;
-    esac
-done
-shift $((OPTIND-1))
-
-if [ "$#" -ne 1 ]; then
-    usage
-fi
-
-if [ -z "$ref" ]; then
-    ref="refs/for/"
-fi
-
-repo_name=$(git remote -v | grep LineageOS | head -n1 | awk '{print $2}' | sed 's/.*\///' | sed 's/\.git//')
-username=$(git config review.review.lineageos.org.username)
-
-git push ${push_args} ssh://${username}@review.lineageos.org:29418/LineageOS/${repo_name} HEAD:${ref}$1${topic}${labels}${submit}${edit}
-- 
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