From cd8ed8bc5793985df2c1692072a932ceee517b95 Mon Sep 17 00:00:00 2001
From: salmonik <raisersoft@proton.me>
Date: Wed, 8 Jul 2026 02:13:35 +0200
Subject: OPEN THE RUST GATES

Signed-off-by: salmonik <raisersoft@proton.me>
---
 src/openrouter/mod.rs | 134 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 134 insertions(+)
 create mode 100644 src/openrouter/mod.rs

(limited to 'src/openrouter/mod.rs')

diff --git a/src/openrouter/mod.rs b/src/openrouter/mod.rs
new file mode 100644
index 0000000..31cee85
--- /dev/null
+++ b/src/openrouter/mod.rs
@@ -0,0 +1,134 @@
+use reqwest::Client;
+use serde::{Deserialize, Serialize};
+
+use crate::error::Result;
+use crate::lang;
+
+pub struct OpenRouterClient {
+    api_key: String,
+    model: String,
+    client: Client,
+}
+
+#[derive(Serialize)]
+struct ChatRequest {
+    model: String,
+    messages: Vec<Message>,
+    max_tokens: u32,
+}
+
+#[derive(Serialize)]
+struct Message {
+    role: String,
+    content: String,
+}
+
+#[derive(Deserialize)]
+struct ChatResponse {
+    choices: Vec<Choice>,
+}
+
+#[derive(Deserialize)]
+struct Choice {
+    message: MessageContent,
+}
+
+#[derive(Deserialize)]
+struct MessageContent {
+    content: String,
+}
+
+impl OpenRouterClient {
+    pub fn new(api_key: String, model: String) -> Self {
+        Self {
+            api_key,
+            model,
+            client: Client::new(),
+        }
+    }
+
+    pub async fn chat(&self, system_prompt: &str, user_message: &str) -> Result<String> {
+        let body = ChatRequest {
+            model: self.model.clone(),
+            messages: vec![
+                Message {
+                    role: "system".into(),
+                    content: system_prompt.to_string(),
+                },
+                Message {
+                    role: "user".into(),
+                    content: user_message.to_string(),
+                },
+            ],
+            max_tokens: 500,
+        };
+
+        let resp = self
+            .client
+            .post("https://openrouter.ai/api/v1/chat/completions")
+            .header("Authorization", format!("Bearer {}", self.api_key))
+            .json(&body)
+            .send()
+            .await?;
+
+        if !resp.status().is_success() {
+            let status = resp.status();
+            let text = resp.text().await.unwrap_or_default();
+            return Err(crate::error::Error::Custom(lang::fmt_openrouter_err(
+                &status, &text,
+            )));
+        }
+
+        let chat_resp: ChatResponse = resp.json().await?;
+        Ok(chat_resp
+            .choices
+            .into_iter()
+            .next()
+            .map(|c| c.message.content)
+            .unwrap_or_default())
+    }
+
+    pub async fn chat_with_history(
+        &self,
+        system_prompt: &str,
+        messages: Vec<(String, String)>, // (role, content) pairs
+    ) -> Result<String> {
+        let mut msg_vec = vec![Message {
+            role: "system".into(),
+            content: system_prompt.to_string(),
+        }];
+        for (role, content) in messages {
+            msg_vec.push(Message { role, content });
+        }
+
+        let body = ChatRequest {
+            model: self.model.clone(),
+            messages: msg_vec,
+            max_tokens: 500,
+        };
+
+        let resp = self
+            .client
+            .post("https://openrouter.ai/api/v1/chat/completions")
+            .header("Authorization", format!("Bearer {}", self.api_key))
+            .json(&body)
+            .send()
+            .await?;
+
+        if !resp.status().is_success() {
+            let status = resp.status();
+            let text = resp.text().await.unwrap_or_default();
+            return Err(crate::error::Error::Custom(lang::fmt_openrouter_err(
+                &status, &text,
+            )));
+        }
+
+        let chat_resp: ChatResponse = resp.json().await?;
+        Ok(chat_resp
+            .choices
+            .into_iter()
+            .next()
+            .map(|c| c.message.content)
+            .unwrap_or_default())
+    }
+}
-- 
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