#!/bin/bash

#######################################################################################
# First Created: 25012024 Author: Allan Desc: Gitea multi instance postinstall script #
#######################################################################################

#
# Are we root
#
if [[ $(id -u) -ne 0 ]]; then echo "" && echo "Must be root or use sudo" && echo ""; exit 1; fi
#
# Are we in the right directory
#
scriptdir="gitea-multi-install" && whereami=$(pwd |awk -F'/' '{print $NF}')
if [ "$whereami" != "$scriptdir" ]; then printf "\nWrong directory! Script must be run from %s\n\n" "$scriptdir"; exit 1; fi
#
# Define variables and functions
#
line () { printf -- '-%.0s' {1..50}; printf '\n'; }
giteauser=$(head -1 giteainfo)
giteaport=$(head -2 giteainfo |sed '1d')
hostname=$(tail -1 giteainfo)
#
# Function to check if a service is already running or not
#
serviceno () { printf "\n%s" $service ; printf " is not running cannot continue...\n\n"; }
servicedead  () { status=$(systemctl is-active $service); if [[ "$status" != "active" ]]; then serviceno ; exit; fi; }
#
# Function title
#
title () { printf "\nGitea postinstall script V1.0\n\n"; }
#
# If Gitea is not running then die
#
service="$giteauser" ; servicedead
#
# Change the port Gitea is using in the Nginx configuration and minor tweaks
#
sed -s -i "s/3000/$giteaport/" /etc/nginx/conf.d/"$hostname"
sed -i 's/# Optional //' /etc/nginx/conf.d/"$hostname"
#
# Adjusting Gitea configuration parameters
#
cp -Rp /etc/"$giteauser"/app.ini /etc/"$giteauser"/app.ini.orig
sed -s -i "s/HTTP_PORT = 3000/HTTP_PORT = $giteaport/" /etc/"$giteauser"/app.ini
sed -i '/gitea-repositories/a MAX_FILES = 500' /etc/"$giteauser"/app.ini
sed -i '/gitea-repositories/a FILE_MAX_SIZE = 200' /etc/"$giteauser"/app.ini
sed -i 's/LEVEL     = info/LEVEL     = warn/' /etc/"$giteauser"/app.ini
sed -i 's/MODE      = console/MODE      = file/' /etc/"$giteauser"/app.ini
#
# Gitea post configuration values
#
giteaconfig="
[ui.admin]
USER_PAGING_NUM = 50
REPO_PAGING_NUM = 50
NOTICE_PAGING_NUM = 25
ORG_PAGING_NUM = 25

[ui.user]
USER_PAGING_NUM = 50
REPO_PAGING_NUM = 50
NOTICE_PAGING_NUM = 25
ORG_PAGING_NUM = 25

[ui]
THEMES = gitea,arc-green

[other]
SHOW_FOOTER_BRANDING = false
SHOW_FOOTER_VERSION = false
SHOW_FOOTER_TEMPLATE_LOAD_TIME = false
ENABLE_FEED = false
"
printf '%s\n' "${giteaconfig[@]}" |sed '$d' >> /etc/"$giteauser"/app.ini
#
# Restart Nginx and Gitea in order for changes to take effect
#
systemctl restart nginx ; systemctl restart "$giteauser"
#
# Cleaning up
#
rm -Rf giteainfo
#
# All done
#
clear ; printf "\n" ; line ; printf "All Done...\n" ; line ; printf "\n"
#
# End of script
#