From afb07534f98c511285f21dbab08ba4dbc9a22efb Mon Sep 17 00:00:00 2001
From: teidesu <86301490+teidesu@users.noreply.github.com>
Date: Fri, 12 Aug 2022 16:16:44 +0300
Subject: [PATCH] feat(tl): added blogfork domain, auto-choose domain for docs

---
 packages/tl/scripts/constants.ts     |  3 +-
 packages/tl/scripts/documentation.ts | 42 ++++++++++++++++++++++------
 packages/tl/scripts/fetch-api.ts     |  5 ++--
 3 files changed, 39 insertions(+), 11 deletions(-)

diff --git a/packages/tl/scripts/constants.ts b/packages/tl/scripts/constants.ts
index 516875f8..97dbe9c4 100644
--- a/packages/tl/scripts/constants.ts
+++ b/packages/tl/scripts/constants.ts
@@ -10,7 +10,8 @@ export const MTP_SCHEMA_JSON_FILE = join(__dirname, '../mtp-schema.json')
 export const ERRORS_JSON_FILE = join(__dirname, '../raw-errors.json')
 
 export const CORE_DOMAIN = 'https://core.telegram.org'
-export const COREFORK_DOMAIN = 'https://core.telegram.org'
+export const COREFORK_DOMAIN = 'https://corefork.telegram.org'
+export const BLOGFORK_DOMAIN = 'https://blogfork.telegram.org'
 
 export const TDESKTOP_SCHEMA =
     'https://raw.githubusercontent.com/telegramdesktop/tdesktop/dev/Telegram/Resources/tl/api.tl'
diff --git a/packages/tl/scripts/documentation.ts b/packages/tl/scripts/documentation.ts
index e640cdf1..329e592c 100644
--- a/packages/tl/scripts/documentation.ts
+++ b/packages/tl/scripts/documentation.ts
@@ -4,7 +4,9 @@ import { splitNameToNamespace } from '@mtcute/tl-utils/src/utils'
 import { camelToPascal, snakeToCamel } from '@mtcute/tl-utils/src/codegen/utils'
 import {
     API_SCHEMA_JSON_FILE,
+    BLOGFORK_DOMAIN,
     CORE_DOMAIN,
+    COREFORK_DOMAIN,
     DESCRIPTIONS_YAML_FILE,
     DOC_CACHE_FILE,
 } from './constants'
@@ -77,6 +79,30 @@ function extractDescription($: CheerioInit) {
 // from https://github.com/sindresorhus/cli-spinners/blob/main/spinners.json
 const PROGRESS_CHARS = ['⠋', '⠙', '⠹', '⠸', '⠼', '⠴', '⠦', '⠧', '⠇', '⠏']
 
+async function chooseDomainForDocs(
+    headers: Record<string, string>
+): Promise<[number, string]> {
+    let maxLayer = 0
+    let maxDomain = ''
+
+    for (const domain of [CORE_DOMAIN, COREFORK_DOMAIN, BLOGFORK_DOMAIN]) {
+        const index = await fetchRetry(`${domain}/schema`, { headers })
+        const actualLayer = parseInt(
+            cheerio
+                .load(index)('.dev_layer_select .dropdown-toggle')
+                .text()
+                .match(/layer (\d+)/i)![1]
+        )
+
+        if (actualLayer > maxLayer) {
+            maxLayer = actualLayer
+            maxDomain = domain
+        }
+    }
+
+    return [maxLayer, maxDomain]
+}
+
 export async function fetchDocumentation(
     schema: TlFullSchema,
     layer: number,
@@ -89,14 +115,14 @@ export async function fetchDocumentation(
             'Chrome/87.0.4280.88 Safari/537.36',
     }
 
-    const index = await fetchRetry(`${CORE_DOMAIN}/schema`, { headers })
-    const actualLayer = cheerio
-        .load(index)('.dev_layer_select .dropdown-toggle')
-        .text()
-        .match(/layer (\d+)/i)![1]
+    const [actualLayer, domain] = await chooseDomainForDocs(headers)
+
+    console.log('Using domain %s (has layer %s)', domain, actualLayer)
 
     const ret: CachedDocumentation = {
-        updated: `${new Date().toLocaleString('ru-RU')} (layer ${actualLayer})`,
+        updated: `${new Date().toLocaleString(
+            'ru-RU'
+        )} (layer ${actualLayer}) - from ${domain}`,
         classes: {},
         methods: {},
         unions: {},
@@ -118,7 +144,7 @@ export async function fetchDocumentation(
     for (const entry of schema.entries) {
         log(`📥 ${entry.kind} ${entry.name}`)
 
-        const url = `${CORE_DOMAIN}/${
+        const url = `${domain}/${
             entry.kind === 'class' ? 'constructor' : 'method'
         }/${entry.name}`
 
@@ -197,7 +223,7 @@ export async function fetchDocumentation(
 
         log(`📥 union ${name}`)
 
-        const url = `${CORE_DOMAIN}/type/${name}`
+        const url = `${domain}/type/${name}`
 
         const html = await fetchRetry(url, {
             headers,
diff --git a/packages/tl/scripts/fetch-api.ts b/packages/tl/scripts/fetch-api.ts
index 382ef0a2..346308df 100644
--- a/packages/tl/scripts/fetch-api.ts
+++ b/packages/tl/scripts/fetch-api.ts
@@ -19,8 +19,8 @@ import {
     API_SCHEMA_JSON_FILE,
     TDESKTOP_SCHEMA,
     TDLIB_SCHEMA,
-    COREFORK_DOMAIN,
-} from './constants'
+    COREFORK_DOMAIN, BLOGFORK_DOMAIN
+} from "./constants";
 import { fetchRetry } from './utils'
 import {
     applyDocumentation,
@@ -189,6 +189,7 @@ async function main() {
         await fetchTdesktopSchema(),
         await fetchCoreSchema(),
         await fetchCoreSchema(COREFORK_DOMAIN, 'Corefork'),
+        await fetchCoreSchema(BLOGFORK_DOMAIN, 'Blogfork'),
         {
             name: 'Custom',
             layer: 0, // handled manually