News Tab with Markdown

src-tauri/src/news.rs

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+use serde::{Deserialize, Serialize};
+use std::sync::Mutex;
+use tauri::State;
+
+#[derive(Default)]
+pub struct NewsState {
+    pub openrouter_key: Mutex<String>,
+}
+
+#[derive(Serialize, Deserialize, Clone)]
+#[serde(rename_all = "camelCase")]
+pub struct NewsArticle {
+    pub content: String,
+    pub author: String,
+    pub created_at: u64,
+}
+
+#[tauri::command]
+pub async fn save_openrouter_key(key: String, state: State<'_, NewsState>) -> Result<(), String> {
+    let mut lock = state
+        .openrouter_key
+        .lock()
+        .map_err(|_| "Lock failed".to_string())?;
+    *lock = key.trim().to_string();
+    Ok(())
+}
+
+#[tauri::command]
+pub async fn fetch_ai_news(state: State<'_, NewsState>) -> Result<Vec<NewsArticle>, String> {
+    let key = {
+        let lock = state
+            .openrouter_key
+            .lock()
+            .map_err(|_| "Lock failed".to_string())?;
+        lock.clone()
+    };
+
+    if key.is_empty() {
+        return Err("API Key fehlt.".to_string());
+    }
+
+    let client = reqwest::Client::new();
+    let body = serde_json::json!({
+        "model": "minimax/minimax-m2.1",
+        "messages": [
+            {"role": "system", "content": "Kurze News, 1-2 Sätze, Deutsch."},
+            {"role": "user", "content": "Tech-News."}
+        ]
+    });
+
+    let response = client
+        .post("https://openrouter.ai/api/v1/chat/completions")
+        .header("Authorization", format!("Bearer {}", key))
+        .header("HTTP-Referer", "http://localhost:1420")
+        .json(&body)
+        .send()
+        .await
+        .map_err(|e| e.to_string())?;
+
+    if !response.status().is_success() {
+        return Err(format!("API Fehler: {}", response.status()));
+    }
+
+    let json_res: serde_json::Value = response.json().await.map_err(|e| e.to_string())?;
+
+    let content = json_res["choices"][0]["message"]["content"]
+        .as_str()
+        .ok_or_else(|| "Kein Content im JSON".to_string())?
+        .to_string();
+
+    Ok(vec![NewsArticle {
+        content,
+        author: "OpenRouter AI".to_string(),
+        created_at: 0,
+    }])
+}