From 4752feb1b8e88f8c5e434c91ebc3f99574a3ec22 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?marcin=20miko=C5=82ajczak?= <git@mkljczk.pl>
Date: Sat, 21 Oct 2023 23:45:54 +0200
Subject: [PATCH] =?UTF-8?q?Update=20Takah=C4=93=20compatibility,=20add=20f?=
 =?UTF-8?q?ixVersion=20to=20instanceSchema?=
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Signed-off-by: marcin mikołajczak <git@mkljczk.pl>
---
 src/schemas/instance.ts | 22 ++++++++++++++++++++++
 src/utils/features.ts   | 12 +++++++++++-
 2 files changed, 33 insertions(+), 1 deletion(-)

diff --git a/src/schemas/instance.ts b/src/schemas/instance.ts
index 74f4928f0..4e55a7456 100644
--- a/src/schemas/instance.ts
+++ b/src/schemas/instance.ts
@@ -6,6 +6,25 @@ import { mrfSimpleSchema } from './pleroma';
 import { ruleSchema } from './rule';
 import { coerceObject, filteredArray, mimeSchema } from './utils';
 
+const fixVersion = (version: string) => {
+  // Handle Mastodon release candidates
+  if (new RegExp(/[0-9.]+rc[0-9]+/g).test(version)) {
+    version = version.split('rc').join('-rc');
+  }
+
+  // Rename Akkoma to Pleroma+akkoma
+  if (version.includes('Akkoma')) {
+    version = '2.7.2 (compatible; Pleroma 2.4.50+akkoma)';
+  }
+
+  // Set Takahē version to a Pleroma-like string
+  if (version.startsWith('takahe/')) {
+    version = `0.0.0 (compatible; Takahe ${version.slice(7)})`;
+  }
+
+  return version;
+};
+
 const configurationSchema = coerceObject({
   chats: coerceObject({
     max_characters: z.number().catch(5000),
@@ -136,6 +155,8 @@ const instanceSchema = coerceObject({
 }).transform(({ max_media_attachments, max_toot_chars, poll_limits, ...instance }) => {
   const { configuration } = instance;
 
+  const version = fixVersion(instance.version);
+
   const polls = {
     ...configuration.polls,
     max_characters_per_option: configuration.polls.max_characters_per_option ?? poll_limits.max_option_chars ?? 25,
@@ -157,6 +178,7 @@ const instanceSchema = coerceObject({
       polls,
       statuses,
     },
+    version,
   };
 });
 
diff --git a/src/utils/features.ts b/src/utils/features.ts
index a1224eda2..b7dadd51b 100644
--- a/src/utils/features.ts
+++ b/src/utils/features.ts
@@ -194,6 +194,7 @@ const getInstanceFeatures = (instance: Instance) => {
     announcements: any([
       v.software === MASTODON && gte(v.compatVersion, '3.1.0'),
       v.software === PLEROMA && gte(v.version, '2.2.49'),
+      v.software === TAKAHE && gte(v.version, '0.7.0'),
     ]),
 
     /**
@@ -233,6 +234,7 @@ const getInstanceFeatures = (instance: Instance) => {
       v.software === MASTODON && gte(v.compatVersion, '3.1.0'),
       v.software === PLEROMA && gte(v.version, '0.9.9'),
       v.software === PIXELFED,
+      v.software === TAKAHE && gte(v.version, '0.9.0'),
     ]),
 
     /**
@@ -366,9 +368,14 @@ const getInstanceFeatures = (instance: Instance) => {
       v.software === WILDEBEEST,
     ]),
 
+    /**
+     * Ability to edit published posts.
+     * @see PUT /api/v1/statuses/:id
+     */
     editStatuses: any([
       v.software === FRIENDICA && gte(v.version, '2022.12.0'),
       v.software === MASTODON && gte(v.version, '3.5.0'),
+      v.software === TAKAHE && gte(v.version, '0.8.0'),
       features.includes('editing'),
     ]),
 
@@ -491,6 +498,7 @@ const getInstanceFeatures = (instance: Instance) => {
     followHashtags: any([
       v.software === MASTODON && gte(v.compatVersion, '4.0.0'),
       v.software === PLEROMA && v.build === AKKOMA,
+      v.software === TAKAHE && gte(v.version, '0.9.0'),
     ]),
 
     /**
@@ -677,6 +685,7 @@ const getInstanceFeatures = (instance: Instance) => {
     mutesDuration: any([
       v.software === PLEROMA && gte(v.version, '2.3.0'),
       v.software === MASTODON && gte(v.compatVersion, '3.3.0'),
+      v.software === TAKAHE,
     ]),
 
     /**
@@ -732,6 +741,7 @@ const getInstanceFeatures = (instance: Instance) => {
       v.software === FIREFISH,
       v.software === MASTODON && gte(v.version, '2.8.0'),
       v.software === PLEROMA,
+      v.software === TAKAHE && gte(v.version, '0.8.0'),
       v.software === TRUTHSOCIAL,
     ]),
 
@@ -758,6 +768,7 @@ const getInstanceFeatures = (instance: Instance) => {
     profileFields: any([
       v.software === MASTODON,
       v.software === PLEROMA,
+      v.software === TAKAHE && gte(v.version, '0.7.0'),
     ]),
 
     /**
@@ -978,7 +989,6 @@ export const parseVersion = (version: string): Backend => {
     loose: true,
   }) : null;
   const compat = match ? semverParse(match[1]) || semverCoerce(match[1]) : null;
-
   if (match && semver && compat) {
     return {
       build: semver.build[0],