#!/bin/bash
#
# Copyright (C) 2024 The Phosh developers
# SPDX-License-Identifier: GPL-3.0-or-later
# Author: Guido Günther <agx@sigxcpu.org>
#
# Check if NEWS, changelog, meson and metainfo are in sync

set -e

COLOR=
if [ -n "${TERM}" ] && [ "${TERM}" != "dumb" ]; then
  COLOR=1
fi

function log
{
    local level="${1}"
    local fd=2
    local use_color

    shift
    if [ -n "${COLOR}" ]; then
        [ "${level}" == warn ] || [ "${level}" == error ] || fd=1
        ! [ -t "${fd}" ] || use_color=1

        if [ -n "${use_color}" ]; then
            case "${level}" in
                warn)
                    tput setaf 1
                    ;;
                error)
                    tput bold; tput setaf 1
                    ;;
                info)
                    tput setaf 2
                    ;;
            esac
        fi
    fi

    echo "$@"

    [ -z "${use_color}" ] || tput sgr0
}


if [ -f debian/changelog ]; then
    log info "Fetching version from d/changelog"
    VERSION=$(dpkg-parsechangelog -SVersion)
elif [ -f meson.build ]; then
    log info "Fetching version from meson build file"
    VERSION=$(sed -n "s/.*version\s*:\s*'\([0-9].*\)'.*/\1/p" meson.build)
else
    log error "E: Don't know how to get version information"
    exit 1
fi

echo "I: Checking for '${VERSION}'"

# News
if ! head -1 NEWS | grep -E -qs "\s+${VERSION}\s*$"; then
    log error "E: Version ${VERSION} not in NEWS file"
    exit 1
else
    log info "I: Found matching news entry"
fi

# meson.build
MESON_VERSION="${VERSION/\~/.}"
if [ -f meson.build ]; then
    if ! grep -qs "version\s*:\s*'$MESON_VERSION'" meson.build; then
        log error  "E: Version ${MESON_VERSION} not in meson.build file"
        exit 1
    else
        log info "I: Found matching meson version entry"
    fi
else
    log info "I: no meson project"
fi

# appstream info
METAINFO=$(ls data/*metainfo.xml.in* 2>/dev/null || true)
if [ -z "${METAINFO}" ]; then
    log warn "W: No metainfo"
    exit 0
fi

if ! grep -qs "$MESON_VERSION\"" "${METAINFO}"; then
    log error "E: Version ${MESON_VERSION} not in metainfo ${METAINFO}"
    if [[ "${VERSION}" =~ ~(alpha|beta|rc) ]]; then
        log info "I: Not a stable release, no metainfo is fine"
    else
        exit 1
    fi
else
    log info "I: Found matching metainfo entry"
fi