From 534733b77cb1baef1459faa16a45d75c5f6275e3 Mon Sep 17 00:00:00 2001
From: sigoden <sigoden@gmail.com>
Date: Tue, 7 Nov 2023 16:36:40 +0800
Subject: fix: unable to build on android using termux (#222)

---
 Cargo.toml             |  4 +++-
 src/repl/mod.rs        | 17 +++--------------
 src/utils/clipboard.rs | 20 ++++++++++++++++++++
 src/utils/mod.rs       |  2 ++
 4 files changed, 28 insertions(+), 15 deletions(-)
 create mode 100644 src/utils/clipboard.rs

diff --git a/Cargo.toml b/Cargo.toml
index 80ac6e1..b5f799b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -35,7 +35,6 @@ base64 = "0.21.0"
 rustc-hash = "1.1.0"
 bstr = "1.3.0"
 nu-ansi-term = "0.47.0"
-arboard = { version = "3.2.0", default-features = false }
 async-trait = "0.1.74"
 textwrap = "0.16.0"
 ansi_colours = "1.2.2"
@@ -53,6 +52,9 @@ version = "5.0.0"
 default-features = false
 features = ["parsing", "regex-onig", "plist-load"]
 
+[target.'cfg(not(any(target_os = "android", target_os = "emscripten")))'.dependencies]
+arboard = { version = "3.2.0", default-features = false }
+
 [profile.release]
 lto = true
 strip = true
diff --git a/src/repl/mod.rs b/src/repl/mod.rs
index 4f51020..3962229 100644
--- a/src/repl/mod.rs
+++ b/src/repl/mod.rs
@@ -11,10 +11,9 @@ use self::validator::ReplValidator;
 use crate::client::init_client;
 use crate::config::GlobalConfig;
 use crate::render::{render_error, render_stream};
-use crate::utils::{create_abort_signal, AbortSignal};
+use crate::utils::{create_abort_signal, set_text, AbortSignal};
 
 use anyhow::{bail, Context, Result};
-use arboard::Clipboard;
 use crossbeam::sync::WaitGroup;
 use fancy_regex::Regex;
 use lazy_static::lazy_static;
@@ -24,7 +23,6 @@ use reedline::{
     ColumnarMenu, EditMode, Emacs, KeyCode, KeyModifiers, Keybindings, Reedline, ReedlineEvent,
     ReedlineMenu, Vi,
 };
-use std::cell::RefCell;
 use std::io::Read;
 
 const MENU_NAME: &str = "completion_menu";
@@ -56,7 +54,6 @@ pub struct Repl {
     editor: Reedline,
     prompt: ReplPrompt,
     abort: AbortSignal,
-    clipboard: std::result::Result<RefCell<Clipboard>, arboard::Error>,
 }
 
 impl Repl {
@@ -67,13 +64,10 @@ impl Repl {
 
         let abort = create_abort_signal();
 
-        let clipboard = Clipboard::new().map(RefCell::new);
-
         Ok(Self {
             config: config.clone(),
             editor,
             prompt,
-            clipboard,
             abort,
         })
     }
@@ -315,13 +309,8 @@ Type ".help" for more information.
         if text.is_empty() {
             bail!("No text")
         }
-        match self.clipboard.as_ref() {
-            Err(err) => bail!("{}", err),
-            Ok(clip) => {
-                clip.borrow_mut().set_text(text)?;
-                Ok(())
-            }
-        }
+        set_text(text)?;
+        Ok(())
     }
 }
 
diff --git a/src/utils/clipboard.rs b/src/utils/clipboard.rs
new file mode 100644
index 0000000..c96057f
--- /dev/null
+++ b/src/utils/clipboard.rs
@@ -0,0 +1,20 @@
+#[cfg(not(any(target_os = "android", target_os = "emscripten")))]
+lazy_static::lazy_static! {
+    static ref CLIPBOARD: std::sync::Arc<std::sync::Mutex<Option<arboard::Clipboard>>> =
+        std::sync::Arc::new(std::sync::Mutex::new(arboard::Clipboard::new().ok()));
+}
+
+#[cfg(not(any(target_os = "android", target_os = "emscripten")))]
+pub fn set_text(text: &str) -> anyhow::Result<()> {
+    let mut clipboard = CLIPBOARD.lock().unwrap();
+    match clipboard.as_mut() {
+        Some(clipboard) => clipboard.set_text(text)?,
+        None => anyhow::bail!("No available clipboard"),
+    }
+    Ok(())
+}
+
+#[cfg(any(target_os = "android", target_os = "emscripten"))]
+pub fn set_text(_text: &str) -> anyhow::Result<()> {
+    anyhow::bail!("No available clipboard")
+}
diff --git a/src/utils/mod.rs b/src/utils/mod.rs
index c9fa608..b94f83e 100644
--- a/src/utils/mod.rs
+++ b/src/utils/mod.rs
@@ -1,9 +1,11 @@
 mod abort_signal;
+mod clipboard;
 mod prompt_input;
 mod split_line;
 mod tiktoken;
 
 pub use self::abort_signal::{create_abort_signal, AbortSignal};
+pub use self::clipboard::set_text;
 pub use self::prompt_input::*;
 pub use self::split_line::*;
 pub use self::tiktoken::cl100k_base_singleton;
-- 
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