From ca0be76fdc18b308ee755ba0bd4aa4120cb09613 Mon Sep 17 00:00:00 2001
From: Keunes <11229646+keunes@users.noreply.github.com>
Date: Sat, 15 Apr 2023 21:17:17 +0200
Subject: Add changelog script (#6399)

---
 scripts/getChangelog.py | 90 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 90 insertions(+)
 create mode 100644 scripts/getChangelog.py

(limited to 'scripts/getChangelog.py')

diff --git a/scripts/getChangelog.py b/scripts/getChangelog.py
new file mode 100644
index 000000000..cd02f3383
--- /dev/null
+++ b/scripts/getChangelog.py
@@ -0,0 +1,90 @@
+#!/usr/bin/env python3
+
+import requests
+import time
+import re
+
+REPO = "AntennaPod/AntennaPod"
+
+print("Hello, welcome to the AntennaPod PR list generator!")
+print("First, please enter your GitHub API token.")
+print("If you don't have one yet, create it at https://github.com/settings/tokens")
+
+def get_token():
+    TOKEN = ""
+    while not TOKEN:
+        TOKEN = input('Token: ').strip()
+    return TOKEN
+
+TOKEN = get_token()
+print("Grand, thank you! (" + TOKEN + " is noted)")
+
+print()
+print("Now, what do you want to compare?")
+print("Please enter a release code or branch")
+print("[default: latest GitHub release]")
+BASE = input('Base: ')
+if BASE == "":
+    response = requests.get("https://api.github.com/repos/" + REPO + "/releases/latest", headers={'Authorization': 'token ' + TOKEN})
+    while response.status_code == 401:
+        print("Error: Invalid GitHub API token.")
+        TOKEN = get_token()
+        response = requests.get("https://api.github.com/repos/" + REPO + "/releases/latest", headers={'Authorization': 'token ' + TOKEN})
+    release = response.json()
+    BASE = release["tag_name"]
+    print("Okido, latest release (" + BASE + ") it is!")
+else:
+    print("Noted")
+
+print()
+print("Then, what should be our endpoint?")
+print("[default: 'master']")
+HEAD = input('Head: ')
+if HEAD == "":
+    print("Righty, master it is!")
+    HEAD="master"
+else:
+    print("Roger that.")
+
+def print_seen():
+    print("  [already seen] " + pr_details["title"] + " (#" + str(pr_details["number"]) + ")")
+
+print()
+prsSeen = set()
+filename = BASE + " - " + HEAD + " changelog.csv"
+outputFile = open(filename, 'w')
+outputFile.write("Type,Merge date,URL,Title,Author,Type,Functionality group\n")
+commits = requests.get("https://api.github.com/repos/" + REPO + "/compare/" + BASE + "..." + HEAD, headers={'Authorization': 'token ' + TOKEN}).json()
+numCommits = len(commits["commits"])
+for i in range(numCommits):
+    sha = commits["commits"][i]["sha"]
+    commit = commits["commits"][i]
+    print("Commit "+ str(i+1) + " of " + str(numCommits))
+    if "Merge pull request #" in commit["commit"]["message"] or "Merge branch" in commit["commit"]["message"]:
+        print("  [is merge commit]")
+        continue
+    pr_match = re.search(r'\(#(\d{4})\)', commit["commit"]["message"])
+    if pr_match:
+        pr_number = pr_match.group(1)
+        if pr_number in prsSeen:
+            print_seen()
+            continue
+        pr_details = requests.get("https://api.github.com/repos/" + REPO + "/pulls/" + pr_number, headers={'Authorization': 'token ' + TOKEN}).json()
+        outputFile.write("PR," + pr_details["merged_at"] + "," + pr_details["html_url"] + ",\"" + pr_details["title"] + "\"," + pr_details["user"]["login"] + "\n")
+        print("  " + pr_details["title"] + " (#" + str(pr_details["number"]) + ")")
+        prsSeen.add(pr_number)
+        continue
+    time.sleep(1.5) # Avoid rate limit
+    prs = requests.get("https://api.github.com/search/issues?q=repo:" + REPO + "+type:pr+is:merged+" + sha, headers={'Authorization': 'token ' + TOKEN}).json()
+    if len(prs["items"]) == 0:
+        outputFile.write("Commit," + commit["commit"]["committer"]["date"] + "," + commit["html_url"] + ",\"" + commit["commit"]["message"].splitlines()[0] + "\"," + commit["committer"]["login"] + "\n")
+        print("  [orphan] " + commit["commit"]["message"].splitlines()[0])
+        continue
+    pr_details = prs["items"][0]
+    if pr_details["number"] in prsSeen:
+        print_seen()
+        continue
+    outputFile.write("PR," + pr_details["pull_request"]["merged_at"] + "," + pr_details["html_url"] + ",\"" + pr_details["title"] + "\"," + pr_details["user"]["login"] + "\n")
+    print("  " + pr_details["title"] + " (#" + str(pr_details["number"]) + ")")
+    prsSeen.add(pr_details["number"])
+outputFile.close()
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