internal string Initialize()

in src/DependencyManagement/DependencyManager.cs [99:131]

• 27 lines of code
• 4 McCabe index (conditional complexity)

        internal string Initialize(ILogger logger)
        {
            try
            {
                // Parse and process the function app dependencies defined in the manifest.
                _dependenciesFromManifest = _storage.GetDependencies().ToArray();

                if (!_dependenciesFromManifest.Any())
                {
                    logger.Log(isUserOnlyLog: true, LogLevel.Warning, PowerShellWorkerStrings.FunctionAppDoesNotHaveRequiredModulesToInstall);
                    return null;
                }

                if (WorkerEnvironment.IsLinuxConsumptionOnLegion())
                {
                    throw new NotSupportedException(PowerShellWorkerStrings.ManagedDependenciesIsNotSupportedOnLegion);
                }

                _currentSnapshotPath = _installedDependenciesLocator.GetPathWithAcceptableDependencyVersionsInstalled()
                                        ?? _storage.CreateNewSnapshotPath();

                _backgroundSnapshotMaintainer.Start(_currentSnapshotPath, _dependenciesFromManifest, logger);
                _newerSnapshotDetector.Start(_currentSnapshotPath, logger);
                _currentSnapshotContentLogger.Start(_currentSnapshotPath, logger);

                return _currentSnapshotPath;
            }
            catch (Exception e)
            {
                var errorMsg = string.Format(PowerShellWorkerStrings.FailToInstallFuncAppDependencies, e.Message);
                throw new DependencyInstallationException(errorMsg, e);
            }
        }