Refactored LibDepStatistics to include FailedProjects

app/com/ysoft/odc/statistics/LibDepStatistics.scala

@@ -0,0 +1,34 @@
+package com.ysoft.odc.statistics
+
+import controllers.DependencyCheckReportsParser.Result
+import controllers._
+import models.Library
+
+case class LibDepStatistics(libraries: Set[(Int, Library)], dependencies: Set[GroupedDependency], failedProjects: FailedProjects){
+  def vulnerableRatio = vulnerableDependencies.size.toDouble / dependencies.size.toDouble
+  lazy val vulnerabilities: Set[Vulnerability] = dependencies.flatMap(_.vulnerabilities)
+  lazy val vulnerabilitiesByName = vulnerabilities.map(v => v.name -> v).toMap
+  lazy val vulnerabilityNames = vulnerabilities.map(_.name)
+  lazy val vulnerabilitiesToDependencies: Map[Vulnerability, Set[GroupedDependency]] = vulnerableDependencies.flatMap(dep =>
+    dep.vulnerabilities.map(vuln => (vuln, dep))
+  ).groupBy(_._1).mapValues(_.map(_._2)).map(identity)
+  vulnerableDependencies.flatMap(dep => dep.vulnerabilities.map(_ -> dep)).groupBy(_._1).mapValues(_.map(_._2)).map(identity)
+  vulnerableDependencies.flatMap(dep => dep.vulnerabilities.map(_ -> dep)).groupBy(_._1).mapValues(_.map(_._2)).map(identity)
+  lazy val vulnerableDependencies = dependencies.filter(_.isVulnerable)
+  lazy val (dependenciesWithCpe, dependenciesWithoutCpe) = dependencies.partition(_.hasCpe)
+  lazy val cpeRatio = dependenciesWithCpe.size.toDouble / dependencies.size.toDouble
+  lazy val weaknesses = vulnerabilities.flatMap(_.cweOption)
+  lazy val weaknessesFrequency = LibDepStatistics.computeWeaknessesFrequency(vulnerabilities)
+}
+
+object LibDepStatistics{
+  private def computeWeaknessesFrequency(vulnerabilities: Set[Vulnerability]) = vulnerabilities.toSeq.map(_.cweOption).groupBy(identity).mapValues(_.size).map(identity).withDefaultValue(0)
+  def apply(libraries: Set[(Int, Library)], dependencies: Set[GroupedDependency], failedReportDownloads: Map[String, Throwable], parsedReports: Result): LibDepStatistics = LibDepStatistics(
+    libraries = libraries,
+    dependencies = dependencies,
+    failedProjects = FailedProjects.combineFails(
+      failedReportDownloads = failedReportDownloads,
+      parsingFailures = parsedReports.failedAnalysises
+    )
+  )
+}