#!/usr/bin/env bash

if [[ "$(realpath "$(dirname "$(realpath "$0")")/../../../")" == "/" ]]; then
    . /usr/local/libexec/zio/helpers/bash.sh
else
    . "$(dirname "$(realpath "$0")")/../libexec/zio/helpers/bash.sh"
fi

test_prog "podlet"
test_prog "podman"

service_name="$1"
command_args=("${@:2}")

if [[ -z "$service_name" ]]; then
    say warning "No service name given, exiting"
    exit 1
fi
if [[ ${#command_args[@]} -eq 0 ]]; then
    say warning "No command args given, exiting"
    exit 1
fi

# Force the container name to service_name: overwrite any --name passed in the
# podman arguments, or inject one if absent. This keeps the systemd unit name
# (which podlet derives from the container name) always equal to service_name.
has_name=false
for ((i = 0; i < ${#command_args[@]}; i++)); do
    case "${command_args[i]}" in
        --name)
            command_args[i+1]="$service_name"
            has_name=true
            break
            ;;
        --name=*)
            command_args[i]="--name=$service_name"
            has_name=true
            break
            ;;
    esac
done
if [[ "$has_name" == false ]]; then
    command_args=(--name "$service_name" "${command_args[@]}")
fi

say info "Creating systemd service for $service_name"
podlet -u -i --overwrite -d "$service_name container" podman run "${command_args[@]}"

if [[ $(id -u) -eq 0 ]]; then
    systemctl daemon-reload
    systemctl start "$service_name"
    say primary "System service file for $service_name created and started"
else
    systemctl --user daemon-reload
    systemctl --user start "$service_name"
    say primary "User service file for $service_name created and started"
fi