Add git history file overview treemap

Author: JohT

cypher/GitLog/List_git_files_directories.cypher

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+// List git file directories and the number of files they contain
+
+ MATCH (git_file:File&Git&!Repository)
+  WITH *
+      ,git_file.relativePath                                 AS gitFileName
+      ,reverse(split(reverse(git_file.relativePath),'/')[0]) AS gitFileNameWithoutPath
+      ,(git_file:Directory) AS isDirectory
+  WITH *
+      ,rtrim(split(gitFileName, gitFileNameWithoutPath)[0], '/') AS gitDirectoryPath
+  WITH gitDirectoryPath
+      ,coalesce(nullif(split(gitDirectoryPath, '/')[-2],''), 'root') AS directoryParentName
+      ,coalesce(nullif(split(gitDirectoryPath, '/')[-1],''), 'root') AS directoryName
+      ,size(split(gitDirectoryPath, '/'))                 AS pathLength
+      ,count(DISTINCT gitFileName)                        AS fileCount
+// Debugging
+//      ,collect(git_file)[0..4]         AS gitFileExamples
+//      ,collect(gitFileName)            AS gitFileNameExamples
+//      ,collect(gitFileNameWithoutPath) AS gitFileNameWithoutPathExamples
+ WHERE fileCount > 1
+RETURN gitDirectoryPath
+      ,directoryParentName
+      ,directoryName
+      ,pathLength
+      ,fileCount
+// Debugging
+//       ,gitFileExamples
+//       ,gitFileNameExamples
+//       ,gitFileNameWithoutPathExamples
+ ORDER BY gitDirectoryPath ASC

cypher/GitLog/List_git_files_directories_with_commit_statistics.cypher

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+// List git file directories and the number of files they contain
+
+ MATCH (git_file:File&Git&!Repository)
+OPTIONAL MATCH (git_commit:Git&Commit)-[:CONTAINS_CHANGE]->(git_change:Git&Change)-[]->(git_file)
+OPTIONAL MATCH (git_repository:Git&Repository)-[:HAS_FILE]->(git_file)
+  WITH *
+      ,git_file.relativePath                                 AS gitFileName
+      ,reverse(split(reverse(git_file.relativePath),'/')[0]) AS gitFileNameWithoutPath
+      ,(git_file:Directory) AS isDirectory
+  WITH *
+      ,rtrim(split(gitFileName, gitFileNameWithoutPath)[0], '/') AS gitDirectoryPath
+  WITH git_repository.name                                AS gitRepositoryName
+      ,gitDirectoryPath
+      ,coalesce(nullif(split(gitDirectoryPath, '/')[-2],''), 'root') AS directoryParentName
+      ,coalesce(nullif(split(gitDirectoryPath, '/')[-1],''), 'root') AS directoryName
+      ,size(split(gitDirectoryPath, '/'))                 AS pathLength
+      ,count(DISTINCT gitFileName)                        AS fileCount
+      ,count(distinct git_commit.sha)                     AS commitCount
+      ,count(distinct git_commit.author)                  AS authorCount
+// Debugging
+//      ,collect(distinct git_commit.sha)[0..9]             AS gitCommitExamples
+//      ,collect(distinct git_commit.author)[0..9]          AS gitCommitAuthorExamples
+//      ,collect(git_file)[0..4]         AS gitFileExamples
+//      ,collect(gitFileName)            AS gitFileNameExamples
+//      ,collect(gitFileNameWithoutPath) AS gitFileNameWithoutPathExamples
+ WHERE fileCount > 1 // Filter out single files and directories with only one file
+RETURN gitRepositoryName
+      ,gitDirectoryPath
+      ,directoryParentName
+      ,directoryName
+      ,pathLength
+      ,fileCount
+      ,commitCount
+      ,authorCount
+// Debugging
+//       ,gitFileExamples
+//       ,gitFileNameExamples
+//       ,gitFileNameWithoutPathExamples
+ ORDER BY gitDirectoryPath ASC