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Offline validation and transformation toolkit for Salesforce packages
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/*
 [The "BSD licence"]
 Copyright (c) 2020 Kevin Jones
 All rights reserved.

 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions
 are met:
 1. Redistributions of source code must retain the above copyright
    notice, this list of conditions and the following disclaimer.
 2. Redistributions in binary form must reproduce the above copyright
    notice, this list of conditions and the following disclaimer in the
    documentation and/or other materials provided with the distribution.
 3. The name of the author may not be used to endorse or promote products
    derived from this software without specific prior written permission.

 THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package com.nawforce.common.cmds

import com.nawforce.common.api.{IssueOptions, Org, ServerOps}
import com.nawforce.runtime.json.JSON

import scala.jdk.CollectionConverters._

object Check {
  final val STATUS_OK: Int = 0
  final val STATUS_ARGS: Int = 1
  final val STATUS_EXCEPTION: Int = 3
  final val STATUS_ISSUES: Int = 4

  def usage(name: String) =
    s"Usage: $name [-json] [-verbose] [-zombie] [-depends] <[namespace=]directory>..."

  def main(name: String, args: Array[String], org: Org): Int = {
    val flags = Set("-verbose", "-json", "-pickle", "-zombie", "-depends")

    val json = args.contains("-json")
    val pickle = args.contains("-pickle")
    val verbose = !json && args.contains("-verbose")
    val depends = args.contains("-depends")
    val zombie = args.contains("-zombie")

    ServerOps.setAutoFlush(false)
    if (verbose)
      ServerOps.setDebugLogging(Array("ALL"))

    if (json && pickle) {
      System.err.println("-json and -pickle can not be used together")
      return STATUS_ARGS
    }

    try {
      OrgLoader.load(args.filterNot(flags.contains), org)

      if (depends) {
        if (json) {
          writeDependenciesAsJSON(org)
        } else {
          writeDependenciesAsCSV(org)
        }
        STATUS_OK
      } else {
        val format = if (pickle) "pickle" else if (json) "json" else ""
        writeIssues(org, format, verbose, zombie)
      }

    } catch {
      case ex: Throwable =>
        ex.printStackTrace(System.err)
        STATUS_EXCEPTION
    }
  }

  private def writeDependenciesAsJSON(org: Org): Unit = {
    val buffer = new StringBuilder()
    var first = true
    buffer ++= s"""{ "dependencies": [\n"""
    org.getDependencies.asScala.foreach(kv => {
      if (!first)
        buffer ++= ",\n"
      first = false

      buffer ++= s"""{ "name": "${JSON.encode(kv._1)}", "dependencies": ["""
      buffer ++= kv._2.map("\"" + JSON.encode(_) + "\"").mkString(", ")
      buffer ++= s"]}"
    })
    buffer ++= "]}\n"
    print(buffer.mkString)
  }

  private def writeDependenciesAsCSV(org: Org): Unit = {
    org.getDependencies.asScala.foreach(kv => {
      println(s"${kv._1}, ${kv._2.mkString(", ")}")
    })
  }

  private def writeIssues(org: Org,
                          format: String,
                          includeWarnings: Boolean,
                          includeZombies: Boolean): Int = {
    val issueOptions = new IssueOptions()
    issueOptions.format = format
    issueOptions.includeWarnings = includeWarnings
    issueOptions.includeZombies = includeZombies
    val issues = org.getIssues(issueOptions)
    // Workaround for pickle output having an extra unicode character at end of stream if just print() it
    if (format == "pickle")
      println(issues)
    else
      print(issues)
    System.out.flush()
    if (issues.isEmpty) STATUS_OK else STATUS_ISSUES
  }
}