/*
 * See the NOTICE file distributed with this work for additional
 * information regarding copyright ownership.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */
import org.apache.tools.ant.filters.ReplaceTokens

// Run this Gradle build with 'gradle' to generate the various versions and variants from the template directory.
// Whenever a new version of XWiki is out, update this file to update the token values, run gradle and commit the
// result.
//
// Note: As a consequence only update the template files and never the generated files!

defaultTasks 'generate'

def variants = ['mysql-tomcat', 'postgres-tomcat']

// Note: To compute the sha256, download the XWiki WAR and issue:
// - Unix: sha256sum <binary name>
// - Mac: shasum --algorithm 256 <binary name>

def tokens = [
    '10' : [
        xwikiVersion: '10.11.6',
        xwikiSha256: 'efd7ab92a19aa2f272b34365e809b703a47f901e021044e3c32a657b60b70d71'
    ],
    '11': [
        xwikiVersion: '11.2',
        xwikiSha256: '8dcdbc3ea28d8929f881c83544409faafbe4e0f462322e6386b6d2ff53f12bfa'
    ]
]

task generate() {
    doLast {
        // Copy the template for all versions and variants
        tokens.keySet().each() { version ->
            variants.each() { variant ->
                // Extract the db type and add it as a token
                def (db, servlet) = variant.tokenize('-')
                tokens[version].'db' = db
                // Copy common template files, evaluating groovy in them
                copy {
                    from 'template'
                    into "${version}/${variant}"
                    include '.env'
                    include 'Dockerfile'
                    include 'docker-compose.yml'
                    include 'xwiki/*'
                    expand(tokens[version])
                    filteringCharset = 'UTF-8'
                }
                // Copy DB-specific template files, evaluating groovy in them
                copy {
                    from 'template'
                    into "${version}/${variant}"
                    include "${db}/*"
                    expand(tokens[version])
                    filteringCharset = 'UTF-8'
                }
                // Copy Servlet-specific template files, evaluating groovy in them
                copy {
                    from 'template'
                    into "${version}/${variant}"
                    include "${servlet}/*"
                    expand(tokens[version])
                    filteringCharset = 'UTF-8'
                }
            }
        }
    }
}