/*
 This Gradle script provides a way to load values from a Json file into the project properties.
 Properties are named with the key value from the Json, and the value is the json value.
*/
import groovy.json.JsonSlurper

// Loads secrets using a secrets.json file or a file path specified by the environment.
def loadSecrets() {

    final def secretFile = file System.getenv('SECRET_FILE') ?: 'secrets.json'   
    loadSecrets(secretFile)
}

// Loads secrets using a specified json file.
def loadSecrets(secretFile) {

    if (secretFile.exists()) {
    
        secretFile.withReader {
        
            Map secretMap = new JsonSlurper().parse it
            
            for (entry in secretMap) {
            
                project.ext.set(entry.key, entry.value)
            }
            
            project.logger.info('Successfully loaded ' + secretMap.size() + ' secret properties')
        }
    }
    
    else {
        project.logger.warn('The secret file ' + secretFile.getName() + ' could not be loaded. It does not exist.')
    }
}

// This allows other projects to use these methods.
ext {
    loadSecrets = this.&loadSecrets
}