os/git-identity.sh

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2024-11-16 23:25:49 +01:00
#!/usr/bin/env bash
IFS=""
function print_menu() # selected_item, ...menu_items
{
local function_arguments=($@)
local selected_item="$1"
local menu_items=(${function_arguments[@]:1})
local menu_size="${#menu_items[@]}"
for (( i = 0; i < $menu_size; ++i ))
do
if [ "$i" = "$selected_item" ]
then
echo -e "\033[1;34m > \033[0m\e[1m${menu_items[i]}\033[0m"
else
echo " ${menu_items[i]}"
fi
done
}
function run_menu() # selected_item, ...menu_items
{
local function_arguments=($@)
local selected_item="$1"
local menu_items=(${function_arguments[@]:1})
local menu_size="${#menu_items[@]}"
local menu_limit=$((menu_size - 1))
print_menu "$selected_item" "${menu_items[@]}"
while read -rsn1 input
do
case "$input"
in
$'\x1B') # ESC ASCII code (https://dirask.com/posts/ASCII-Table-pJ3Y0j)
read -rsn1 -t 0.1 input
if [ "$input" = "[" ] # occurs before arrow code
then
read -rsn1 -t 0.1 input
case "$input"
in
A) # Up Arrow
if [ "$selected_item" -ge 1 ]
then
selected_item=$((selected_item - 1))
echo -en "\033[s\033[${menu_size}A"
print_menu "$selected_item" "${menu_items[@]}"
echo -en "\033[u\033[0m"
fi
;;
B) # Down Arrow
if [ "$selected_item" -lt "$menu_limit" ]
then
selected_item=$((selected_item + 1))
echo -en "\033[s\033[${menu_size}A"
print_menu "$selected_item" "${menu_items[@]}"
echo -en "\033[u\033[0m"
fi
;;
esac
fi
read -rsn5 -t 0.1 # flushing stdin
;;
"") # Enter key
return "$selected_item"
;;
esac
done
}
# Usage example:
selected_item=0
menu_items=("Stephan Stanisic <s.stanisic@student.uu.nl>"
"Stephan Stanisic <s.stanisic@ru.nl>"
"Stephan Stanisic <stephan@stanisic.nl>"
"Steph <steph+noreply@code.steph.tools>")
run_menu "$selected_item" "${menu_items[@]}"
menu_result="$?"
echo
sel=${menu_items[$menu_result]}
name=$(echo $sel | cut -d \< -f 1 | head -c -2)
email=$(echo $sel | cut -d \< -f 2 | head -c -2)
echo "Setting username to $name and email to $email"
git config user.email "$email"
git config user.name "$name"