From ff7a1fbd558e38e6495145f6a2e9e1479ce8ece0 Mon Sep 17 00:00:00 2001
From: typebrook <typebrook@gmail.com>
Date: Wed, 1 Apr 2020 09:32:35 +0800
Subject: Improve 'gist edit'

Make it works without index if working dir is a gist repo
---
 gist | 31 +++++++++++++++++++------------
 1 file changed, 19 insertions(+), 12 deletions(-)

diff --git a/gist b/gist
index d4071da..2064815 100755
--- a/gist
+++ b/gist
@@ -458,10 +458,10 @@ _repo_url() {
 _gist_id() {
   GIST_ID=$(sed -En -e "/^$1 / {s#$1 [^ ]+/([[:alnum:]]+) .+#\1#; p; q}" $INDEX)
   if [[ -z $GIST_ID || ! $1 =~ [0-9a-z]+ ]]; then
-    echo -e "$(hint=false _show_list | sed -Ee 's/^( *[0-9a-z]+)/\\e[5m\1\\e[0m/')"
-    echo
-    echo -e "Invalid index: \e[33m$1\e[0m"
-    echo 'Use the indices blinking instead (like 1 or s1)'
+    echo -e "$(hint=false _show_list | sed -Ee 's/^( *[0-9a-z]+)/\\e[5m\1\\e[0m/')" >&2
+    echo >&2
+    echo -e "Invalid index: \e[33m$1\e[0m" >&2
+    echo 'Use the indices blinking instead (like 1 or s1)' >&2
     return 1
   fi
 }
@@ -469,7 +469,8 @@ _gist_id() {
 # set gist id either by given index or current directory
 _set_gist_id() {
   if [[ -z $1 ]]; then
-    [[ $(dirname $(pwd)) == $folder ]] && GIST_ID=$(basename $(pwd)) || return 1
+    [[ $(dirname $(pwd)) == $folder ]] && GIST_ID=$(basename $(pwd)) && return 0
+    echo "Need to specify index" >&2; return 1
   else
     _gist_id "$1" || return 1
   fi
@@ -672,22 +673,28 @@ _get_desc() {
 
 # Update description of a gist
 _edit_gist() {
-  _gist_id "$1" || return 1
+  _set_gist_id || _set_gist_id $1 || return 1
+  local index=$(sed -En -e "s/^([^ ]+) [^ ]+$GIST_ID .+/\1/p" $INDEX)
+  if [[ -z $index ]]; then
+    echo "Invalid gist" >&2
+    return 1
+  fi
 
-  local prefill="$(_get_desc $1)"
-  if [[ -z $2 ]]; then
+  local desc="$(sed -Ee "s/^$index //" <<<"$@")"
+  local prefill="$(_get_desc $index)"
+  if [[ -z $desc ]]; then
     read -e -p 'Edit description: ' -i "$prefill" -r DESC < /dev/tty
   else
-    DESC="$2"
+    DESC="$desc"
   fi
 
   http_data=$(mktemp)
   echo '{' \"description\": \""${DESC//\"/\\\"}"\" '}' > "$http_data"
   new_record=$(http_method PATCH "$GITHUB_API/gists/$GIST_ID" \
                | sed -e '1 s/^/[/; $ s/$/]/' \
-               | _parse_response "${1#[[:alpha:]]}" )
-  [[ -n $new_record ]] && sed -i'' -E -e "/^$1 / s^.+^$new_record^" $INDEX \
-  && hint=false mark="$1 " _show_list \
+               | _parse_response "${index#[[:alpha:]]}" )
+  [[ -n $new_record ]] && sed -i'' -E -e "/^$index / s^.+^$new_record^" $INDEX \
+  && hint=false mark="$index " _show_list \
   || echo 'Fail to modify gist description'
 }
 
-- 
cgit v1.2.3-70-g09d2