1use anyhow::{Context as _, Result, anyhow};
2use collections::HashMap;
3use credentials_provider::CredentialsProvider;
4use editor::{Editor, EditorElement, EditorStyle};
5use futures::{FutureExt, Stream, StreamExt, future::BoxFuture};
6use gpui::{
7 AnyView, App, AsyncApp, Context, Entity, FontStyle, Subscription, Task, TextStyle, WhiteSpace,
8};
9use http_client::HttpClient;
10use language_model::{
11 AuthenticateError, LanguageModel, LanguageModelCompletionError, LanguageModelCompletionEvent,
12 LanguageModelId, LanguageModelName, LanguageModelProvider, LanguageModelProviderId,
13 LanguageModelProviderName, LanguageModelProviderState, LanguageModelRequest,
14 LanguageModelToolChoice, LanguageModelToolResultContent, LanguageModelToolUse, MessageContent,
15 RateLimiter, Role, StopReason, TokenUsage,
16};
17use open_router::{Model, ResponseStreamEvent, list_models, stream_completion};
18use schemars::JsonSchema;
19use serde::{Deserialize, Serialize};
20use settings::{Settings, SettingsStore};
21use std::pin::Pin;
22use std::str::FromStr as _;
23use std::sync::Arc;
24use theme::ThemeSettings;
25use ui::{Icon, IconName, List, Tooltip, prelude::*};
26use util::ResultExt;
27
28use crate::{AllLanguageModelSettings, ui::InstructionListItem};
29
30const PROVIDER_ID: &str = "openrouter";
31const PROVIDER_NAME: &str = "OpenRouter";
32
33#[derive(Default, Clone, Debug, PartialEq)]
34pub struct OpenRouterSettings {
35 pub api_url: String,
36 pub available_models: Vec<AvailableModel>,
37}
38
39#[derive(Clone, Debug, PartialEq, Serialize, Deserialize, JsonSchema)]
40pub struct AvailableModel {
41 pub name: String,
42 pub display_name: Option<String>,
43 pub max_tokens: u64,
44 pub max_output_tokens: Option<u64>,
45 pub max_completion_tokens: Option<u64>,
46 pub supports_tools: Option<bool>,
47 pub supports_images: Option<bool>,
48}
49
50pub struct OpenRouterLanguageModelProvider {
51 http_client: Arc<dyn HttpClient>,
52 state: gpui::Entity<State>,
53}
54
55pub struct State {
56 api_key: Option<String>,
57 api_key_from_env: bool,
58 http_client: Arc<dyn HttpClient>,
59 available_models: Vec<open_router::Model>,
60 fetch_models_task: Option<Task<Result<()>>>,
61 settings: OpenRouterSettings,
62 _subscription: Subscription,
63}
64
65const OPENROUTER_API_KEY_VAR: &str = "OPENROUTER_API_KEY";
66
67impl State {
68 fn is_authenticated(&self) -> bool {
69 self.api_key.is_some()
70 }
71
72 fn reset_api_key(&self, cx: &mut Context<Self>) -> Task<Result<()>> {
73 let credentials_provider = <dyn CredentialsProvider>::global(cx);
74 let api_url = AllLanguageModelSettings::get_global(cx)
75 .open_router
76 .api_url
77 .clone();
78 cx.spawn(async move |this, cx| {
79 credentials_provider
80 .delete_credentials(&api_url, &cx)
81 .await
82 .log_err();
83 this.update(cx, |this, cx| {
84 this.api_key = None;
85 this.api_key_from_env = false;
86 cx.notify();
87 })
88 })
89 }
90
91 fn set_api_key(&mut self, api_key: String, cx: &mut Context<Self>) -> Task<Result<()>> {
92 let credentials_provider = <dyn CredentialsProvider>::global(cx);
93 let api_url = AllLanguageModelSettings::get_global(cx)
94 .open_router
95 .api_url
96 .clone();
97 cx.spawn(async move |this, cx| {
98 credentials_provider
99 .write_credentials(&api_url, "Bearer", api_key.as_bytes(), &cx)
100 .await
101 .log_err();
102 this.update(cx, |this, cx| {
103 this.api_key = Some(api_key);
104 this.restart_fetch_models_task(cx);
105 cx.notify();
106 })
107 })
108 }
109
110 fn authenticate(&self, cx: &mut Context<Self>) -> Task<Result<(), AuthenticateError>> {
111 if self.is_authenticated() {
112 return Task::ready(Ok(()));
113 }
114
115 let credentials_provider = <dyn CredentialsProvider>::global(cx);
116 let api_url = AllLanguageModelSettings::get_global(cx)
117 .open_router
118 .api_url
119 .clone();
120 cx.spawn(async move |this, cx| {
121 let (api_key, from_env) = if let Ok(api_key) = std::env::var(OPENROUTER_API_KEY_VAR) {
122 (api_key, true)
123 } else {
124 let (_, api_key) = credentials_provider
125 .read_credentials(&api_url, &cx)
126 .await?
127 .ok_or(AuthenticateError::CredentialsNotFound)?;
128 (
129 String::from_utf8(api_key)
130 .context(format!("invalid {} API key", PROVIDER_NAME))?,
131 false,
132 )
133 };
134 this.update(cx, |this, cx| {
135 this.api_key = Some(api_key);
136 this.api_key_from_env = from_env;
137 this.restart_fetch_models_task(cx);
138 cx.notify();
139 })?;
140
141 Ok(())
142 })
143 }
144
145 fn fetch_models(&mut self, cx: &mut Context<Self>) -> Task<Result<()>> {
146 let settings = &AllLanguageModelSettings::get_global(cx).open_router;
147 let http_client = self.http_client.clone();
148 let api_url = settings.api_url.clone();
149
150 cx.spawn(async move |this, cx| {
151 let models = list_models(http_client.as_ref(), &api_url).await?;
152
153 this.update(cx, |this, cx| {
154 this.available_models = models;
155 cx.notify();
156 })
157 })
158 }
159
160 fn restart_fetch_models_task(&mut self, cx: &mut Context<Self>) {
161 if self.is_authenticated() {
162 let task = self.fetch_models(cx);
163 self.fetch_models_task.replace(task);
164 }
165 }
166}
167
168impl OpenRouterLanguageModelProvider {
169 pub fn new(http_client: Arc<dyn HttpClient>, cx: &mut App) -> Self {
170 let state = cx.new(|cx| State {
171 api_key: None,
172 api_key_from_env: false,
173 http_client: http_client.clone(),
174 available_models: Vec::new(),
175 fetch_models_task: None,
176 settings: OpenRouterSettings::default(),
177 _subscription: cx.observe_global::<SettingsStore>(|this: &mut State, cx| {
178 let current_settings = &AllLanguageModelSettings::get_global(cx).open_router;
179 let settings_changed = current_settings != &this.settings;
180 if settings_changed {
181 this.settings = current_settings.clone();
182 this.restart_fetch_models_task(cx);
183 }
184 cx.notify();
185 }),
186 });
187
188 Self { http_client, state }
189 }
190
191 fn create_language_model(&self, model: open_router::Model) -> Arc<dyn LanguageModel> {
192 Arc::new(OpenRouterLanguageModel {
193 id: LanguageModelId::from(model.id().to_string()),
194 model,
195 state: self.state.clone(),
196 http_client: self.http_client.clone(),
197 request_limiter: RateLimiter::new(4),
198 })
199 }
200}
201
202impl LanguageModelProviderState for OpenRouterLanguageModelProvider {
203 type ObservableEntity = State;
204
205 fn observable_entity(&self) -> Option<gpui::Entity<Self::ObservableEntity>> {
206 Some(self.state.clone())
207 }
208}
209
210impl LanguageModelProvider for OpenRouterLanguageModelProvider {
211 fn id(&self) -> LanguageModelProviderId {
212 LanguageModelProviderId(PROVIDER_ID.into())
213 }
214
215 fn name(&self) -> LanguageModelProviderName {
216 LanguageModelProviderName(PROVIDER_NAME.into())
217 }
218
219 fn icon(&self) -> IconName {
220 IconName::AiOpenRouter
221 }
222
223 fn default_model(&self, _cx: &App) -> Option<Arc<dyn LanguageModel>> {
224 Some(self.create_language_model(open_router::Model::default()))
225 }
226
227 fn default_fast_model(&self, _cx: &App) -> Option<Arc<dyn LanguageModel>> {
228 Some(self.create_language_model(open_router::Model::default_fast()))
229 }
230
231 fn provided_models(&self, cx: &App) -> Vec<Arc<dyn LanguageModel>> {
232 let mut models_from_api = self.state.read(cx).available_models.clone();
233 let mut settings_models = Vec::new();
234
235 for model in &AllLanguageModelSettings::get_global(cx)
236 .open_router
237 .available_models
238 {
239 settings_models.push(open_router::Model {
240 name: model.name.clone(),
241 display_name: model.display_name.clone(),
242 max_tokens: model.max_tokens,
243 supports_tools: model.supports_tools,
244 supports_images: model.supports_images,
245 });
246 }
247
248 for settings_model in &settings_models {
249 if let Some(pos) = models_from_api
250 .iter()
251 .position(|m| m.name == settings_model.name)
252 {
253 models_from_api[pos] = settings_model.clone();
254 } else {
255 models_from_api.push(settings_model.clone());
256 }
257 }
258
259 models_from_api
260 .into_iter()
261 .map(|model| self.create_language_model(model))
262 .collect()
263 }
264
265 fn is_authenticated(&self, cx: &App) -> bool {
266 self.state.read(cx).is_authenticated()
267 }
268
269 fn authenticate(&self, cx: &mut App) -> Task<Result<(), AuthenticateError>> {
270 self.state.update(cx, |state, cx| state.authenticate(cx))
271 }
272
273 fn configuration_view(&self, window: &mut Window, cx: &mut App) -> AnyView {
274 cx.new(|cx| ConfigurationView::new(self.state.clone(), window, cx))
275 .into()
276 }
277
278 fn reset_credentials(&self, cx: &mut App) -> Task<Result<()>> {
279 self.state.update(cx, |state, cx| state.reset_api_key(cx))
280 }
281}
282
283pub struct OpenRouterLanguageModel {
284 id: LanguageModelId,
285 model: open_router::Model,
286 state: gpui::Entity<State>,
287 http_client: Arc<dyn HttpClient>,
288 request_limiter: RateLimiter,
289}
290
291impl OpenRouterLanguageModel {
292 fn stream_completion(
293 &self,
294 request: open_router::Request,
295 cx: &AsyncApp,
296 ) -> BoxFuture<'static, Result<futures::stream::BoxStream<'static, Result<ResponseStreamEvent>>>>
297 {
298 let http_client = self.http_client.clone();
299 let Ok((api_key, api_url)) = cx.read_entity(&self.state, |state, cx| {
300 let settings = &AllLanguageModelSettings::get_global(cx).open_router;
301 (state.api_key.clone(), settings.api_url.clone())
302 }) else {
303 return futures::future::ready(Err(anyhow!(
304 "App state dropped: Unable to read API key or API URL from the application state"
305 )))
306 .boxed();
307 };
308
309 let future = self.request_limiter.stream(async move {
310 let api_key = api_key.ok_or_else(|| anyhow!("Missing OpenRouter API Key"))?;
311 let request = stream_completion(http_client.as_ref(), &api_url, &api_key, request);
312 let response = request.await?;
313 Ok(response)
314 });
315
316 async move { Ok(future.await?.boxed()) }.boxed()
317 }
318}
319
320impl LanguageModel for OpenRouterLanguageModel {
321 fn id(&self) -> LanguageModelId {
322 self.id.clone()
323 }
324
325 fn name(&self) -> LanguageModelName {
326 LanguageModelName::from(self.model.display_name().to_string())
327 }
328
329 fn provider_id(&self) -> LanguageModelProviderId {
330 LanguageModelProviderId(PROVIDER_ID.into())
331 }
332
333 fn provider_name(&self) -> LanguageModelProviderName {
334 LanguageModelProviderName(PROVIDER_NAME.into())
335 }
336
337 fn supports_tools(&self) -> bool {
338 self.model.supports_tool_calls()
339 }
340
341 fn telemetry_id(&self) -> String {
342 format!("openrouter/{}", self.model.id())
343 }
344
345 fn max_token_count(&self) -> u64 {
346 self.model.max_token_count()
347 }
348
349 fn max_output_tokens(&self) -> Option<u64> {
350 self.model.max_output_tokens()
351 }
352
353 fn supports_tool_choice(&self, choice: LanguageModelToolChoice) -> bool {
354 match choice {
355 LanguageModelToolChoice::Auto => true,
356 LanguageModelToolChoice::Any => true,
357 LanguageModelToolChoice::None => true,
358 }
359 }
360
361 fn supports_images(&self) -> bool {
362 self.model.supports_images.unwrap_or(false)
363 }
364
365 fn count_tokens(
366 &self,
367 request: LanguageModelRequest,
368 cx: &App,
369 ) -> BoxFuture<'static, Result<u64>> {
370 count_open_router_tokens(request, self.model.clone(), cx)
371 }
372
373 fn stream_completion(
374 &self,
375 request: LanguageModelRequest,
376 cx: &AsyncApp,
377 ) -> BoxFuture<
378 'static,
379 Result<
380 futures::stream::BoxStream<
381 'static,
382 Result<LanguageModelCompletionEvent, LanguageModelCompletionError>,
383 >,
384 LanguageModelCompletionError,
385 >,
386 > {
387 let request = into_open_router(request, &self.model, self.max_output_tokens());
388 let completions = self.stream_completion(request, cx);
389 async move {
390 let mapper = OpenRouterEventMapper::new();
391 Ok(mapper.map_stream(completions.await?).boxed())
392 }
393 .boxed()
394 }
395}
396
397pub fn into_open_router(
398 request: LanguageModelRequest,
399 model: &Model,
400 max_output_tokens: Option<u64>,
401) -> open_router::Request {
402 let mut messages = Vec::new();
403 for message in request.messages {
404 for content in message.content {
405 match content {
406 MessageContent::Text(text) | MessageContent::Thinking { text, .. } => {
407 add_message_content_part(
408 open_router::MessagePart::Text { text },
409 message.role,
410 &mut messages,
411 )
412 }
413 MessageContent::RedactedThinking(_) => {}
414 MessageContent::Image(image) => {
415 add_message_content_part(
416 open_router::MessagePart::Image {
417 image_url: image.to_base64_url(),
418 },
419 message.role,
420 &mut messages,
421 );
422 }
423 MessageContent::ToolUse(tool_use) => {
424 let tool_call = open_router::ToolCall {
425 id: tool_use.id.to_string(),
426 content: open_router::ToolCallContent::Function {
427 function: open_router::FunctionContent {
428 name: tool_use.name.to_string(),
429 arguments: serde_json::to_string(&tool_use.input)
430 .unwrap_or_default(),
431 },
432 },
433 };
434
435 if let Some(open_router::RequestMessage::Assistant { tool_calls, .. }) =
436 messages.last_mut()
437 {
438 tool_calls.push(tool_call);
439 } else {
440 messages.push(open_router::RequestMessage::Assistant {
441 content: None,
442 tool_calls: vec![tool_call],
443 });
444 }
445 }
446 MessageContent::ToolResult(tool_result) => {
447 let content = match &tool_result.content {
448 LanguageModelToolResultContent::Text(text) => {
449 vec![open_router::MessagePart::Text {
450 text: text.to_string(),
451 }]
452 }
453 LanguageModelToolResultContent::Image(image) => {
454 vec![open_router::MessagePart::Image {
455 image_url: image.to_base64_url(),
456 }]
457 }
458 };
459
460 messages.push(open_router::RequestMessage::Tool {
461 content: content.into(),
462 tool_call_id: tool_result.tool_use_id.to_string(),
463 });
464 }
465 }
466 }
467 }
468
469 open_router::Request {
470 model: model.id().into(),
471 messages,
472 stream: true,
473 stop: request.stop,
474 temperature: request.temperature.unwrap_or(0.4),
475 max_tokens: max_output_tokens,
476 parallel_tool_calls: if model.supports_parallel_tool_calls() && !request.tools.is_empty() {
477 Some(false)
478 } else {
479 None
480 },
481 usage: open_router::RequestUsage { include: true },
482 tools: request
483 .tools
484 .into_iter()
485 .map(|tool| open_router::ToolDefinition::Function {
486 function: open_router::FunctionDefinition {
487 name: tool.name,
488 description: Some(tool.description),
489 parameters: Some(tool.input_schema),
490 },
491 })
492 .collect(),
493 tool_choice: request.tool_choice.map(|choice| match choice {
494 LanguageModelToolChoice::Auto => open_router::ToolChoice::Auto,
495 LanguageModelToolChoice::Any => open_router::ToolChoice::Required,
496 LanguageModelToolChoice::None => open_router::ToolChoice::None,
497 }),
498 }
499}
500
501fn add_message_content_part(
502 new_part: open_router::MessagePart,
503 role: Role,
504 messages: &mut Vec<open_router::RequestMessage>,
505) {
506 match (role, messages.last_mut()) {
507 (Role::User, Some(open_router::RequestMessage::User { content }))
508 | (Role::System, Some(open_router::RequestMessage::System { content })) => {
509 content.push_part(new_part);
510 }
511 (
512 Role::Assistant,
513 Some(open_router::RequestMessage::Assistant {
514 content: Some(content),
515 ..
516 }),
517 ) => {
518 content.push_part(new_part);
519 }
520 _ => {
521 messages.push(match role {
522 Role::User => open_router::RequestMessage::User {
523 content: open_router::MessageContent::from(vec![new_part]),
524 },
525 Role::Assistant => open_router::RequestMessage::Assistant {
526 content: Some(open_router::MessageContent::from(vec![new_part])),
527 tool_calls: Vec::new(),
528 },
529 Role::System => open_router::RequestMessage::System {
530 content: open_router::MessageContent::from(vec![new_part]),
531 },
532 });
533 }
534 }
535}
536
537pub struct OpenRouterEventMapper {
538 tool_calls_by_index: HashMap<usize, RawToolCall>,
539}
540
541impl OpenRouterEventMapper {
542 pub fn new() -> Self {
543 Self {
544 tool_calls_by_index: HashMap::default(),
545 }
546 }
547
548 pub fn map_stream(
549 mut self,
550 events: Pin<Box<dyn Send + Stream<Item = Result<ResponseStreamEvent>>>>,
551 ) -> impl Stream<Item = Result<LanguageModelCompletionEvent, LanguageModelCompletionError>>
552 {
553 events.flat_map(move |event| {
554 futures::stream::iter(match event {
555 Ok(event) => self.map_event(event),
556 Err(error) => vec![Err(LanguageModelCompletionError::Other(anyhow!(error)))],
557 })
558 })
559 }
560
561 pub fn map_event(
562 &mut self,
563 event: ResponseStreamEvent,
564 ) -> Vec<Result<LanguageModelCompletionEvent, LanguageModelCompletionError>> {
565 let Some(choice) = event.choices.first() else {
566 return vec![Err(LanguageModelCompletionError::Other(anyhow!(
567 "Response contained no choices"
568 )))];
569 };
570
571 let mut events = Vec::new();
572 if let Some(content) = choice.delta.content.clone() {
573 events.push(Ok(LanguageModelCompletionEvent::Text(content)));
574 }
575
576 if let Some(tool_calls) = choice.delta.tool_calls.as_ref() {
577 for tool_call in tool_calls {
578 let entry = self.tool_calls_by_index.entry(tool_call.index).or_default();
579
580 if let Some(tool_id) = tool_call.id.clone() {
581 entry.id = tool_id;
582 }
583
584 if let Some(function) = tool_call.function.as_ref() {
585 if let Some(name) = function.name.clone() {
586 entry.name = name;
587 }
588
589 if let Some(arguments) = function.arguments.clone() {
590 entry.arguments.push_str(&arguments);
591 }
592 }
593 }
594 }
595
596 if let Some(usage) = event.usage {
597 events.push(Ok(LanguageModelCompletionEvent::UsageUpdate(TokenUsage {
598 input_tokens: usage.prompt_tokens,
599 output_tokens: usage.completion_tokens,
600 cache_creation_input_tokens: 0,
601 cache_read_input_tokens: 0,
602 })));
603 }
604
605 match choice.finish_reason.as_deref() {
606 Some("stop") => {
607 events.push(Ok(LanguageModelCompletionEvent::Stop(StopReason::EndTurn)));
608 }
609 Some("tool_calls") => {
610 events.extend(self.tool_calls_by_index.drain().map(|(_, tool_call)| {
611 match serde_json::Value::from_str(&tool_call.arguments) {
612 Ok(input) => Ok(LanguageModelCompletionEvent::ToolUse(
613 LanguageModelToolUse {
614 id: tool_call.id.clone().into(),
615 name: tool_call.name.as_str().into(),
616 is_input_complete: true,
617 input,
618 raw_input: tool_call.arguments.clone(),
619 },
620 )),
621 Err(error) => Err(LanguageModelCompletionError::BadInputJson {
622 id: tool_call.id.into(),
623 tool_name: tool_call.name.as_str().into(),
624 raw_input: tool_call.arguments.into(),
625 json_parse_error: error.to_string(),
626 }),
627 }
628 }));
629
630 events.push(Ok(LanguageModelCompletionEvent::Stop(StopReason::ToolUse)));
631 }
632 Some(stop_reason) => {
633 log::error!("Unexpected OpenRouter stop_reason: {stop_reason:?}",);
634 events.push(Ok(LanguageModelCompletionEvent::Stop(StopReason::EndTurn)));
635 }
636 None => {}
637 }
638
639 events
640 }
641}
642
643#[derive(Default)]
644struct RawToolCall {
645 id: String,
646 name: String,
647 arguments: String,
648}
649
650pub fn count_open_router_tokens(
651 request: LanguageModelRequest,
652 _model: open_router::Model,
653 cx: &App,
654) -> BoxFuture<'static, Result<u64>> {
655 cx.background_spawn(async move {
656 let messages = request
657 .messages
658 .into_iter()
659 .map(|message| tiktoken_rs::ChatCompletionRequestMessage {
660 role: match message.role {
661 Role::User => "user".into(),
662 Role::Assistant => "assistant".into(),
663 Role::System => "system".into(),
664 },
665 content: Some(message.string_contents()),
666 name: None,
667 function_call: None,
668 })
669 .collect::<Vec<_>>();
670
671 tiktoken_rs::num_tokens_from_messages("gpt-4o", &messages).map(|tokens| tokens as u64)
672 })
673 .boxed()
674}
675
676struct ConfigurationView {
677 api_key_editor: Entity<Editor>,
678 state: gpui::Entity<State>,
679 load_credentials_task: Option<Task<()>>,
680}
681
682impl ConfigurationView {
683 fn new(state: gpui::Entity<State>, window: &mut Window, cx: &mut Context<Self>) -> Self {
684 let api_key_editor = cx.new(|cx| {
685 let mut editor = Editor::single_line(window, cx);
686 editor
687 .set_placeholder_text("sk_or_000000000000000000000000000000000000000000000000", cx);
688 editor
689 });
690
691 cx.observe(&state, |_, _, cx| {
692 cx.notify();
693 })
694 .detach();
695
696 let load_credentials_task = Some(cx.spawn_in(window, {
697 let state = state.clone();
698 async move |this, cx| {
699 if let Some(task) = state
700 .update(cx, |state, cx| state.authenticate(cx))
701 .log_err()
702 {
703 let _ = task.await;
704 }
705
706 this.update(cx, |this, cx| {
707 this.load_credentials_task = None;
708 cx.notify();
709 })
710 .log_err();
711 }
712 }));
713
714 Self {
715 api_key_editor,
716 state,
717 load_credentials_task,
718 }
719 }
720
721 fn save_api_key(&mut self, _: &menu::Confirm, window: &mut Window, cx: &mut Context<Self>) {
722 let api_key = self.api_key_editor.read(cx).text(cx);
723 if api_key.is_empty() {
724 return;
725 }
726
727 let state = self.state.clone();
728 cx.spawn_in(window, async move |_, cx| {
729 state
730 .update(cx, |state, cx| state.set_api_key(api_key, cx))?
731 .await
732 })
733 .detach_and_log_err(cx);
734
735 cx.notify();
736 }
737
738 fn reset_api_key(&mut self, window: &mut Window, cx: &mut Context<Self>) {
739 self.api_key_editor
740 .update(cx, |editor, cx| editor.set_text("", window, cx));
741
742 let state = self.state.clone();
743 cx.spawn_in(window, async move |_, cx| {
744 state.update(cx, |state, cx| state.reset_api_key(cx))?.await
745 })
746 .detach_and_log_err(cx);
747
748 cx.notify();
749 }
750
751 fn render_api_key_editor(&self, cx: &mut Context<Self>) -> impl IntoElement {
752 let settings = ThemeSettings::get_global(cx);
753 let text_style = TextStyle {
754 color: cx.theme().colors().text,
755 font_family: settings.ui_font.family.clone(),
756 font_features: settings.ui_font.features.clone(),
757 font_fallbacks: settings.ui_font.fallbacks.clone(),
758 font_size: rems(0.875).into(),
759 font_weight: settings.ui_font.weight,
760 font_style: FontStyle::Normal,
761 line_height: relative(1.3),
762 white_space: WhiteSpace::Normal,
763 ..Default::default()
764 };
765 EditorElement::new(
766 &self.api_key_editor,
767 EditorStyle {
768 background: cx.theme().colors().editor_background,
769 local_player: cx.theme().players().local(),
770 text: text_style,
771 ..Default::default()
772 },
773 )
774 }
775
776 fn should_render_editor(&self, cx: &mut Context<Self>) -> bool {
777 !self.state.read(cx).is_authenticated()
778 }
779}
780
781impl Render for ConfigurationView {
782 fn render(&mut self, _: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
783 let env_var_set = self.state.read(cx).api_key_from_env;
784
785 if self.load_credentials_task.is_some() {
786 div().child(Label::new("Loading credentials...")).into_any()
787 } else if self.should_render_editor(cx) {
788 v_flex()
789 .size_full()
790 .on_action(cx.listener(Self::save_api_key))
791 .child(Label::new("To use Zed's assistant with OpenRouter, you need to add an API key. Follow these steps:"))
792 .child(
793 List::new()
794 .child(InstructionListItem::new(
795 "Create an API key by visiting",
796 Some("OpenRouter's console"),
797 Some("https://openrouter.ai/keys"),
798 ))
799 .child(InstructionListItem::text_only(
800 "Ensure your OpenRouter account has credits",
801 ))
802 .child(InstructionListItem::text_only(
803 "Paste your API key below and hit enter to start using the assistant",
804 )),
805 )
806 .child(
807 h_flex()
808 .w_full()
809 .my_2()
810 .px_2()
811 .py_1()
812 .bg(cx.theme().colors().editor_background)
813 .border_1()
814 .border_color(cx.theme().colors().border)
815 .rounded_sm()
816 .child(self.render_api_key_editor(cx)),
817 )
818 .child(
819 Label::new(
820 format!("You can also assign the {OPENROUTER_API_KEY_VAR} environment variable and restart Zed."),
821 )
822 .size(LabelSize::Small).color(Color::Muted),
823 )
824 .into_any()
825 } else {
826 h_flex()
827 .mt_1()
828 .p_1()
829 .justify_between()
830 .rounded_md()
831 .border_1()
832 .border_color(cx.theme().colors().border)
833 .bg(cx.theme().colors().background)
834 .child(
835 h_flex()
836 .gap_1()
837 .child(Icon::new(IconName::Check).color(Color::Success))
838 .child(Label::new(if env_var_set {
839 format!("API key set in {OPENROUTER_API_KEY_VAR} environment variable.")
840 } else {
841 "API key configured.".to_string()
842 })),
843 )
844 .child(
845 Button::new("reset-key", "Reset Key")
846 .label_size(LabelSize::Small)
847 .icon(Some(IconName::Trash))
848 .icon_size(IconSize::Small)
849 .icon_position(IconPosition::Start)
850 .disabled(env_var_set)
851 .when(env_var_set, |this| {
852 this.tooltip(Tooltip::text(format!("To reset your API key, unset the {OPENROUTER_API_KEY_VAR} environment variable.")))
853 })
854 .on_click(cx.listener(|this, _, window, cx| this.reset_api_key(window, cx))),
855 )
856 .into_any()
857 }
858 }
859}