#!/bin/bash

set -ex

BINDIR=/srv/gitea/bin
GITEA_HOME=/srv/gitea
export GITEA_WORK_DIR=/srv/gitea

cd $BINDIR

if [ -z "$1" ]; then
    echo "Need version value."
else
    #
    VERSION="$1"
    
    # Verify.
    if ./gitea --version | grep -q "version $VERSION " ; then
        echo "Same version."
    else
        # Download the binary file.                                                                                                         
        wget https://codeberg.org/forgejo/forgejo/releases/download/v${VERSION}/forgejo-${VERSION}-linux-amd64

        # Check the binary file.                                                                                                            
        wget https://codeberg.org/forgejo/forgejo/releases/download/v${VERSION}/forgejo-${VERSION}-linux-amd64.sha256
        sha256sum -c forgejo-${VERSION}-linux-amd64.sha256

        # Verify the binary file.                                                                                                           
        wget https://codeberg.org/forgejo/forgejo/releases/download/v${VERSION}/forgejo-${VERSION}-linux-amd64.asc
        # gpg --keyserver keys.openpgp.org --recv EB114F5E6C0DC2BCDD183550A4B61A2DC5923710
        gpg --verify forgejo-${VERSION}-linux-amd64.asc forgejo-${VERSION}-linux-amd64
	
        # Flush queues.
        su - git -c "cd /srv/gitea/bin ; $BINDIR/gitea -c /etc/gitea/gitea.ini manager flush-queues"
        
        # Stop.
        systemctl stop gitea
	    
        # Dump.
        su - git -c "cd /srv/gitea/bin ; $BINDIR/gitea dump --tempdir $GITEA_HOME/tmp/ -c /etc/gitea/gitea.ini"
        
        # Call doctor.
        #su - git -c "cd /srv/gitea/bin ; $BINDIR/gitea doctor --all --fix -c /etc/gitea/gitea.ini"
	#su - git -c "cd /srv/forgejo/bin ; $BINDIR/forgejo doctor --all --fix -c /etc/forgejo/forgejo.ini -C /srv/forgejo/custom -w /srv/forgejo/"
	su - git -c "cd /srv/gitea/bin ; $BINDIR/gitea doctor check --all --fix -c /etc/gitea/gitea.ini -C /srv/gitea/custom -w /srv/gitea/"

        # Upgrade.
        chmod u+x forgejo-$VERSION-linux-amd64
        chown git:gitea forgejo-$VERSION-linux-amd64
        ln --force forgejo-$VERSION-linux-amd64 gitea

        # Start.
        #systemctl start gitea
        echo "Please, check then start the service Gitea."
        read -e -p "Start Gitea service? [Y/n] " choice
        if [[ "$choice" =~ ^[yY]$  ]]; then
            echo "Restarting…"
            systemctl start gitea
            journalctl -f -u gitea
        fi
    fi
fi