From 3fee97ae5a81e67f0bc0c2a2f3437949f396ad48 Mon Sep 17 00:00:00 2001
From: Jonathan Swoboda <154711427+swoboda1337@users.noreply.github.com>
Date: Wed, 13 May 2026 12:08:51 -0400
Subject: [PATCH] [espidf] Partition pio_components cache by framework (#16401)

---
 esphome/espidf/component.py | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/esphome/espidf/component.py b/esphome/espidf/component.py
index bb675d2c77..8cd77dc6d1 100644
--- a/esphome/espidf/component.py
+++ b/esphome/espidf/component.py
@@ -86,7 +86,10 @@ class URLSource(Source):
         self.url = url
 
     def download(self, dir_suffix: str, force: bool = False) -> Path:
-        base_dir = Path(CORE.data_dir) / DOMAIN
+        # Partition by framework: generated idf_component.yml content
+        # depends on CORE.using_arduino, so caches can't be shared.
+        framework = "arduino" if CORE.using_arduino else "idf"
+        base_dir = Path(CORE.data_dir) / DOMAIN / framework
         h = hashlib.new("sha256")
         h.update(self.url.encode())
         path = base_dir / h.hexdigest()[:8] / dir_suffix
@@ -121,11 +124,12 @@ class GitSource(Source):
         self.ref = ref
 
     def download(self, dir_suffix: str, force: bool = False) -> Path:
+        framework = "arduino" if CORE.using_arduino else "idf"
         path, _ = git.clone_or_update(
             url=self.url,
             ref=self.ref,
             refresh=git.NEVER_REFRESH if not force else None,
-            domain=DOMAIN,
+            domain=f"{DOMAIN}/{framework}",
             submodules=[],
             subpath=Path(dir_suffix),
         )