From 0afe64b6cf4c0122af9def5fac7525995de22eca Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Patrik=20Voto=C4=8Dek?= <patrik@votocek.cz>
Date: Wed, 22 Jan 2020 13:16:55 +0100
Subject: [PATCH] add link to list of commits

---
 app/lib/changelog.js |  5 ++++-
 app/lib/compare.js   | 10 ++++++++++
 app/lib/generator.js |  4 +++-
 3 files changed, 17 insertions(+), 2 deletions(-)
 create mode 100644 app/lib/compare.js

diff --git a/app/lib/changelog.js b/app/lib/changelog.js
index 0e2d970..d1436c3 100644
--- a/app/lib/changelog.js
+++ b/app/lib/changelog.js
@@ -20,7 +20,7 @@ const LABEL_CONFIG = [
   { name: "bug", title: "Fixed bugs" }
 ];
 
-exports.generateChangeLogContent = async ({ releaseDate, issues, mergeRequests }, options = {}) => {
+exports.generateChangeLogContent = async ({ releaseDate, issues, mergeRequests, compare }, options = {}) => {
   // Separate by labels
   let changelogBucket = exports._createLabelBucket();
 
@@ -52,6 +52,9 @@ exports.generateChangeLogContent = async ({ releaseDate, issues, mergeRequests }
           }
       }
     }
+    if (!_.isEmpty(compare)) {
+      changelogContent += `\n[${compare.text}](${compare.url})\n`;
+    }
     return changelogContent;
   }
 };
diff --git a/app/lib/compare.js b/app/lib/compare.js
new file mode 100644
index 0000000..f845686
--- /dev/null
+++ b/app/lib/compare.js
@@ -0,0 +1,10 @@
+const Gitlab = require("../adapters/gitlab");
+
+exports.getCompareForLatestAndSecondLatestTag = async (projectId, latestTag, secondLatestTag) => {
+  const repository = await Gitlab.getRepoByProjectId(projectId);
+
+  return {
+    text: `List of commits ${secondLatestTag.name}...${latestTag.name}`,
+    url: `${repository.web_url}/compare/${secondLatestTag.name}...${latestTag.name}`,
+  };
+};
\ No newline at end of file
diff --git a/app/lib/generator.js b/app/lib/generator.js
index 8ecb3f5..e943690 100644
--- a/app/lib/generator.js
+++ b/app/lib/generator.js
@@ -1,4 +1,5 @@
 const _ = require("lodash");
+const CompareLib = require("./compare");
 const IssueLib = require("./issue");
 const MergeRequestLib = require("./mergeRequest");
 const TagLib = require("./tag");
@@ -25,8 +26,9 @@ exports.generate = async () => {
     Logger.debug(`New End Date:   ${endDate}`);
   }
 
+  const compare = await CompareLib.getCompareForLatestAndSecondLatestTag(Env.GITLAB_PROJECT_ID, latestTag, secondLatestTag);
   const changeLog = await ChangelogLib.getChangelogByStartAndEndDate(startDate, endDate);
-  const changeLogContent = await ChangelogLib.generateChangeLogContent(changeLog, {useSlack: false});
+  const changeLogContent = await ChangelogLib.generateChangeLogContent({...changeLog, compare}, {useSlack: false});
   Logger.debug(`Changelog: ${changeLogContent}`);
   return await TagLib.upsertTagDescriptionByProjectIdAndTag(Env.GITLAB_PROJECT_ID, latestTag, changeLogContent);
 };