From 2081f2df729a5dd5e6af1f24508ad4be8a632676 Mon Sep 17 00:00:00 2001
From: Mitya Selivanov <automainint@guattari.tech>
Date: Mon, 25 Sep 2023 02:54:40 +0200
Subject: Add default data path

---
 source/kit/file.c        | 36 ++++++++++++++++++++++++++++++++----
 source/kit/file.h        | 12 ++++++++----
 source/tests/file.test.c | 29 ++++++++++++++++++++++++++++-
 3 files changed, 68 insertions(+), 9 deletions(-)

diff --git a/source/kit/file.c b/source/kit/file.c
index ec878c2..07e18f4 100644
--- a/source/kit/file.c
+++ b/source/kit/file.c
@@ -150,17 +150,17 @@ kit_str_builder_t kit_path_user(kit_allocator_t *alloc) {
 kit_str_builder_t kit_path_cache(kit_allocator_t *alloc) {
   kit_str_builder_t cache, user;
 
-#if defined(_WIN32) && !defined(__CYGWIN__)
-  cache = kit_get_env_("LOCALAPPDATA", alloc);
+  cache = kit_get_env_("XDG_CACHE_HOME", alloc);
   if (cache.size != 0)
     return cache;
   DA_DESTROY(cache);
-#endif
 
-  cache = kit_get_env_("XDG_CACHE_HOME", alloc);
+#if defined(_WIN32) && !defined(__CYGWIN__)
+  cache = kit_get_env_("TEMP", alloc);
   if (cache.size != 0)
     return cache;
   DA_DESTROY(cache);
+#endif
 
   user = kit_path_user(alloc);
   cache =
@@ -175,6 +175,34 @@ kit_str_builder_t kit_path_cache(kit_allocator_t *alloc) {
   return cache;
 }
 
+kit_str_builder_t kit_path_data(kit_allocator_t *alloc) {
+  kit_str_builder_t data, user;
+
+  data = kit_get_env_("XDG_DATA_HOME", alloc);
+  if (data.size != 0)
+    return data;
+  DA_DESTROY(data);
+
+#if defined(_WIN32) && !defined(__CYGWIN__)
+  data = kit_get_env_("LOCALAPPDATA", alloc);
+  if (data.size != 0)
+    return data;
+  DA_DESTROY(data);
+#endif
+
+  user = kit_path_user(alloc);
+  data =
+#ifdef __APPLE__
+      kit_path_join(WRAP_STR(user), SZ("Library"), alloc);
+#else
+      kit_path_join(WRAP_STR(user), SZ(".local" PATH_DELIM "share"),
+                    alloc);
+#endif
+  DA_DESTROY(user);
+
+  return data;
+}
+
 kit_str_t kit_path_index(kit_str_t path, i64 index) {
   str_t s = { .size = 0, .values = NULL };
 
diff --git a/source/kit/file.h b/source/kit/file.h
index b2e4f20..7eddfb8 100644
--- a/source/kit/file.h
+++ b/source/kit/file.h
@@ -64,6 +64,8 @@ kit_str_builder_t kit_path_user(kit_allocator_t *alloc);
 
 kit_str_builder_t kit_path_cache(kit_allocator_t *alloc);
 
+kit_str_builder_t kit_path_data(kit_allocator_t *alloc);
+
 kit_str_t kit_path_index(kit_str_t path, i64 index);
 
 kit_str_t kit_path_take(kit_str_t path, i64 count);
@@ -97,10 +99,16 @@ kit_status_t      kit_file_unmap(kit_mapped_file_t *mf);
 #endif
 
 #ifndef KIT_DISABLE_SHORT_NAMES
+#  define path_type_t kit_path_type_t
+#  define file_info_t kit_file_info_t
+#  define path_list_t kit_path_list_t
+#  define mapped_file_t kit_mapped_file_t
+
 #  define path_norm kit_path_norm
 #  define path_join kit_path_join
 #  define path_user kit_path_user
 #  define path_cache kit_path_cache
+#  define path_data kit_path_data
 #  define path_index kit_path_index
 #  define path_take kit_path_take
 #  define folder_create kit_folder_create
@@ -108,14 +116,10 @@ kit_status_t      kit_file_unmap(kit_mapped_file_t *mf);
 #  define file_remove kit_file_remove
 #  define folder_remove kit_folder_remove
 #  define file_remove_recursive kit_file_remove_recursive
-#  define path_type_t kit_path_type_t
 #  define path_type kit_path_type
-#  define file_info_t kit_file_info_t
 #  define file_info kit_file_info
-#  define path_list_t kit_path_list_t
 #  define folder_enum kit_folder_enum
 #  define path_list_destroy kit_path_list_destroy
-#  define mapped_file_t kit_mapped_file_t
 #  define file_map kit_file_map
 #  define file_sync kit_file_sync
 #  define file_unmap kit_file_unmap
diff --git a/source/tests/file.test.c b/source/tests/file.test.c
index 9ec51bf..6faef1b 100644
--- a/source/tests/file.test.c
+++ b/source/tests/file.test.c
@@ -14,7 +14,8 @@ TEST("path cache") {
 
   str_builder_t expected =
 #if defined(_WIN32) && !defined(__CYGWIN__)
-      path_join(WRAP_STR(user), SZ("AppData" PATH_DELIM "Local"),
+      path_join(WRAP_STR(user),
+                SZ("AppData" PATH_DELIM "Local" PATH_DELIM "Temp"),
                 NULL);
 #elif defined(__APPLE__)
       path_join(WRAP_STR(user), SZ("Library" PATH_DELIM "Caches"),
@@ -30,6 +31,32 @@ TEST("path cache") {
   DA_DESTROY(expected);
 }
 
+TEST("path data") {
+  str_builder_t user = path_user(NULL);
+  str_builder_t data = path_data(NULL);
+
+  DA_RESIZE(data, data.size + 1);
+  data.values[data.size - 1] = '\0';
+  DA_RESIZE(data, data.size - 1);
+
+  str_builder_t expected =
+#if defined(_WIN32) && !defined(__CYGWIN__)
+      path_join(WRAP_STR(user), SZ("AppData" PATH_DELIM "Local"),
+                NULL);
+#elif defined(__APPLE__)
+      path_join(WRAP_STR(user), SZ("Library"), NULL);
+#else
+      path_join(WRAP_STR(user), SZ(".local" PATH_DELIM "share"),
+                NULL);
+#endif
+
+  REQUIRE(AR_EQUAL(data, expected));
+
+  DA_DESTROY(user);
+  DA_DESTROY(data);
+  DA_DESTROY(expected);
+}
+
 TEST("path normalize one") {
   str_t foo      = SZ("foo/bar/../baz");
   str_t foo_norm = SZ("foo" PATH_DELIM "baz");
-- 
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