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, LanguageModelToolSchemaFormat,
15 LanguageModelToolUse, MessageContent, RateLimiter, Role, StopReason, TokenUsage,
16};
17use open_router::{
18 Model, ModelMode as OpenRouterModelMode, ResponseStreamEvent, list_models, stream_completion,
19};
20use schemars::JsonSchema;
21use serde::{Deserialize, Serialize};
22use settings::{Settings, SettingsStore};
23use std::pin::Pin;
24use std::str::FromStr as _;
25use std::sync::Arc;
26use theme::ThemeSettings;
27use ui::{Icon, IconName, List, Tooltip, prelude::*};
28use util::ResultExt;
29
30use crate::{AllLanguageModelSettings, ui::InstructionListItem};
31
32const PROVIDER_ID: LanguageModelProviderId = LanguageModelProviderId::new("openrouter");
33const PROVIDER_NAME: LanguageModelProviderName = LanguageModelProviderName::new("OpenRouter");
34
35#[derive(Default, Clone, Debug, PartialEq)]
36pub struct OpenRouterSettings {
37 pub api_url: String,
38 pub available_models: Vec<AvailableModel>,
39}
40
41#[derive(Clone, Debug, PartialEq, Serialize, Deserialize, JsonSchema)]
42pub struct AvailableModel {
43 pub name: String,
44 pub display_name: Option<String>,
45 pub max_tokens: u64,
46 pub max_output_tokens: Option<u64>,
47 pub max_completion_tokens: Option<u64>,
48 pub supports_tools: Option<bool>,
49 pub supports_images: Option<bool>,
50 pub mode: Option<ModelMode>,
51}
52
53#[derive(Clone, Debug, Default, PartialEq, Serialize, Deserialize, JsonSchema)]
54#[serde(tag = "type", rename_all = "lowercase")]
55pub enum ModelMode {
56 #[default]
57 Default,
58 Thinking {
59 budget_tokens: Option<u32>,
60 },
61}
62
63impl From<ModelMode> for OpenRouterModelMode {
64 fn from(value: ModelMode) -> Self {
65 match value {
66 ModelMode::Default => OpenRouterModelMode::Default,
67 ModelMode::Thinking { budget_tokens } => {
68 OpenRouterModelMode::Thinking { budget_tokens }
69 }
70 }
71 }
72}
73
74impl From<OpenRouterModelMode> for ModelMode {
75 fn from(value: OpenRouterModelMode) -> Self {
76 match value {
77 OpenRouterModelMode::Default => ModelMode::Default,
78 OpenRouterModelMode::Thinking { budget_tokens } => {
79 ModelMode::Thinking { budget_tokens }
80 }
81 }
82 }
83}
84
85pub struct OpenRouterLanguageModelProvider {
86 http_client: Arc<dyn HttpClient>,
87 state: gpui::Entity<State>,
88}
89
90pub struct State {
91 api_key: Option<String>,
92 api_key_from_env: bool,
93 http_client: Arc<dyn HttpClient>,
94 available_models: Vec<open_router::Model>,
95 fetch_models_task: Option<Task<Result<()>>>,
96 settings: OpenRouterSettings,
97 _subscription: Subscription,
98}
99
100const OPENROUTER_API_KEY_VAR: &str = "OPENROUTER_API_KEY";
101
102impl State {
103 fn is_authenticated(&self) -> bool {
104 self.api_key.is_some()
105 }
106
107 fn reset_api_key(&self, cx: &mut Context<Self>) -> Task<Result<()>> {
108 let credentials_provider = <dyn CredentialsProvider>::global(cx);
109 let api_url = AllLanguageModelSettings::get_global(cx)
110 .open_router
111 .api_url
112 .clone();
113 cx.spawn(async move |this, cx| {
114 credentials_provider
115 .delete_credentials(&api_url, &cx)
116 .await
117 .log_err();
118 this.update(cx, |this, cx| {
119 this.api_key = None;
120 this.api_key_from_env = false;
121 cx.notify();
122 })
123 })
124 }
125
126 fn set_api_key(&mut self, api_key: String, cx: &mut Context<Self>) -> Task<Result<()>> {
127 let credentials_provider = <dyn CredentialsProvider>::global(cx);
128 let api_url = AllLanguageModelSettings::get_global(cx)
129 .open_router
130 .api_url
131 .clone();
132 cx.spawn(async move |this, cx| {
133 credentials_provider
134 .write_credentials(&api_url, "Bearer", api_key.as_bytes(), &cx)
135 .await
136 .log_err();
137 this.update(cx, |this, cx| {
138 this.api_key = Some(api_key);
139 this.restart_fetch_models_task(cx);
140 cx.notify();
141 })
142 })
143 }
144
145 fn authenticate(&self, cx: &mut Context<Self>) -> Task<Result<(), AuthenticateError>> {
146 if self.is_authenticated() {
147 return Task::ready(Ok(()));
148 }
149
150 let credentials_provider = <dyn CredentialsProvider>::global(cx);
151 let api_url = AllLanguageModelSettings::get_global(cx)
152 .open_router
153 .api_url
154 .clone();
155 cx.spawn(async move |this, cx| {
156 let (api_key, from_env) = if let Ok(api_key) = std::env::var(OPENROUTER_API_KEY_VAR) {
157 (api_key, true)
158 } else {
159 let (_, api_key) = credentials_provider
160 .read_credentials(&api_url, &cx)
161 .await?
162 .ok_or(AuthenticateError::CredentialsNotFound)?;
163 (
164 String::from_utf8(api_key)
165 .context(format!("invalid {} API key", PROVIDER_NAME))?,
166 false,
167 )
168 };
169 this.update(cx, |this, cx| {
170 this.api_key = Some(api_key);
171 this.api_key_from_env = from_env;
172 this.restart_fetch_models_task(cx);
173 cx.notify();
174 })?;
175
176 Ok(())
177 })
178 }
179
180 fn fetch_models(&mut self, cx: &mut Context<Self>) -> Task<Result<()>> {
181 let settings = &AllLanguageModelSettings::get_global(cx).open_router;
182 let http_client = self.http_client.clone();
183 let api_url = settings.api_url.clone();
184
185 cx.spawn(async move |this, cx| {
186 let models = list_models(http_client.as_ref(), &api_url).await?;
187
188 this.update(cx, |this, cx| {
189 this.available_models = models;
190 cx.notify();
191 })
192 })
193 }
194
195 fn restart_fetch_models_task(&mut self, cx: &mut Context<Self>) {
196 if self.is_authenticated() {
197 let task = self.fetch_models(cx);
198 self.fetch_models_task.replace(task);
199 }
200 }
201}
202
203impl OpenRouterLanguageModelProvider {
204 pub fn new(http_client: Arc<dyn HttpClient>, cx: &mut App) -> Self {
205 let state = cx.new(|cx| State {
206 api_key: None,
207 api_key_from_env: false,
208 http_client: http_client.clone(),
209 available_models: Vec::new(),
210 fetch_models_task: None,
211 settings: OpenRouterSettings::default(),
212 _subscription: cx.observe_global::<SettingsStore>(|this: &mut State, cx| {
213 let current_settings = &AllLanguageModelSettings::get_global(cx).open_router;
214 let settings_changed = current_settings != &this.settings;
215 if settings_changed {
216 this.settings = current_settings.clone();
217 this.restart_fetch_models_task(cx);
218 }
219 cx.notify();
220 }),
221 });
222
223 Self { http_client, state }
224 }
225
226 fn create_language_model(&self, model: open_router::Model) -> Arc<dyn LanguageModel> {
227 Arc::new(OpenRouterLanguageModel {
228 id: LanguageModelId::from(model.id().to_string()),
229 model,
230 state: self.state.clone(),
231 http_client: self.http_client.clone(),
232 request_limiter: RateLimiter::new(4),
233 })
234 }
235}
236
237impl LanguageModelProviderState for OpenRouterLanguageModelProvider {
238 type ObservableEntity = State;
239
240 fn observable_entity(&self) -> Option<gpui::Entity<Self::ObservableEntity>> {
241 Some(self.state.clone())
242 }
243}
244
245impl LanguageModelProvider for OpenRouterLanguageModelProvider {
246 fn id(&self) -> LanguageModelProviderId {
247 PROVIDER_ID
248 }
249
250 fn name(&self) -> LanguageModelProviderName {
251 PROVIDER_NAME
252 }
253
254 fn icon(&self) -> IconName {
255 IconName::AiOpenRouter
256 }
257
258 fn default_model(&self, _cx: &App) -> Option<Arc<dyn LanguageModel>> {
259 Some(self.create_language_model(open_router::Model::default()))
260 }
261
262 fn default_fast_model(&self, _cx: &App) -> Option<Arc<dyn LanguageModel>> {
263 Some(self.create_language_model(open_router::Model::default_fast()))
264 }
265
266 fn provided_models(&self, cx: &App) -> Vec<Arc<dyn LanguageModel>> {
267 let mut models_from_api = self.state.read(cx).available_models.clone();
268 let mut settings_models = Vec::new();
269
270 for model in &AllLanguageModelSettings::get_global(cx)
271 .open_router
272 .available_models
273 {
274 settings_models.push(open_router::Model {
275 name: model.name.clone(),
276 display_name: model.display_name.clone(),
277 max_tokens: model.max_tokens,
278 supports_tools: model.supports_tools,
279 supports_images: model.supports_images,
280 mode: model.mode.clone().unwrap_or_default().into(),
281 });
282 }
283
284 for settings_model in &settings_models {
285 if let Some(pos) = models_from_api
286 .iter()
287 .position(|m| m.name == settings_model.name)
288 {
289 models_from_api[pos] = settings_model.clone();
290 } else {
291 models_from_api.push(settings_model.clone());
292 }
293 }
294
295 models_from_api
296 .into_iter()
297 .map(|model| self.create_language_model(model))
298 .collect()
299 }
300
301 fn is_authenticated(&self, cx: &App) -> bool {
302 self.state.read(cx).is_authenticated()
303 }
304
305 fn authenticate(&self, cx: &mut App) -> Task<Result<(), AuthenticateError>> {
306 self.state.update(cx, |state, cx| state.authenticate(cx))
307 }
308
309 fn configuration_view(&self, window: &mut Window, cx: &mut App) -> AnyView {
310 cx.new(|cx| ConfigurationView::new(self.state.clone(), window, cx))
311 .into()
312 }
313
314 fn reset_credentials(&self, cx: &mut App) -> Task<Result<()>> {
315 self.state.update(cx, |state, cx| state.reset_api_key(cx))
316 }
317}
318
319pub struct OpenRouterLanguageModel {
320 id: LanguageModelId,
321 model: open_router::Model,
322 state: gpui::Entity<State>,
323 http_client: Arc<dyn HttpClient>,
324 request_limiter: RateLimiter,
325}
326
327impl OpenRouterLanguageModel {
328 fn stream_completion(
329 &self,
330 request: open_router::Request,
331 cx: &AsyncApp,
332 ) -> BoxFuture<'static, Result<futures::stream::BoxStream<'static, Result<ResponseStreamEvent>>>>
333 {
334 let http_client = self.http_client.clone();
335 let Ok((api_key, api_url)) = cx.read_entity(&self.state, |state, cx| {
336 let settings = &AllLanguageModelSettings::get_global(cx).open_router;
337 (state.api_key.clone(), settings.api_url.clone())
338 }) else {
339 return futures::future::ready(Err(anyhow!(
340 "App state dropped: Unable to read API key or API URL from the application state"
341 )))
342 .boxed();
343 };
344
345 let future = self.request_limiter.stream(async move {
346 let api_key = api_key.ok_or_else(|| anyhow!("Missing OpenRouter API Key"))?;
347 let request = stream_completion(http_client.as_ref(), &api_url, &api_key, request);
348 let response = request.await?;
349 Ok(response)
350 });
351
352 async move { Ok(future.await?.boxed()) }.boxed()
353 }
354}
355
356impl LanguageModel for OpenRouterLanguageModel {
357 fn id(&self) -> LanguageModelId {
358 self.id.clone()
359 }
360
361 fn name(&self) -> LanguageModelName {
362 LanguageModelName::from(self.model.display_name().to_string())
363 }
364
365 fn provider_id(&self) -> LanguageModelProviderId {
366 PROVIDER_ID
367 }
368
369 fn provider_name(&self) -> LanguageModelProviderName {
370 PROVIDER_NAME
371 }
372
373 fn supports_tools(&self) -> bool {
374 self.model.supports_tool_calls()
375 }
376
377 fn tool_input_format(&self) -> LanguageModelToolSchemaFormat {
378 let model_id = self.model.id().trim().to_lowercase();
379 if model_id.contains("gemini") || model_id.contains("grok-4") {
380 LanguageModelToolSchemaFormat::JsonSchemaSubset
381 } else {
382 LanguageModelToolSchemaFormat::JsonSchema
383 }
384 }
385
386 fn telemetry_id(&self) -> String {
387 format!("openrouter/{}", self.model.id())
388 }
389
390 fn max_token_count(&self) -> u64 {
391 self.model.max_token_count()
392 }
393
394 fn max_output_tokens(&self) -> Option<u64> {
395 self.model.max_output_tokens()
396 }
397
398 fn supports_tool_choice(&self, choice: LanguageModelToolChoice) -> bool {
399 match choice {
400 LanguageModelToolChoice::Auto => true,
401 LanguageModelToolChoice::Any => true,
402 LanguageModelToolChoice::None => true,
403 }
404 }
405
406 fn supports_images(&self) -> bool {
407 self.model.supports_images.unwrap_or(false)
408 }
409
410 fn count_tokens(
411 &self,
412 request: LanguageModelRequest,
413 cx: &App,
414 ) -> BoxFuture<'static, Result<u64>> {
415 count_open_router_tokens(request, self.model.clone(), cx)
416 }
417
418 fn stream_completion(
419 &self,
420 request: LanguageModelRequest,
421 cx: &AsyncApp,
422 ) -> BoxFuture<
423 'static,
424 Result<
425 futures::stream::BoxStream<
426 'static,
427 Result<LanguageModelCompletionEvent, LanguageModelCompletionError>,
428 >,
429 LanguageModelCompletionError,
430 >,
431 > {
432 let request = into_open_router(request, &self.model, self.max_output_tokens());
433 let completions = self.stream_completion(request, cx);
434 async move {
435 let mapper = OpenRouterEventMapper::new();
436 Ok(mapper.map_stream(completions.await?).boxed())
437 }
438 .boxed()
439 }
440}
441
442pub fn into_open_router(
443 request: LanguageModelRequest,
444 model: &Model,
445 max_output_tokens: Option<u64>,
446) -> open_router::Request {
447 let mut messages = Vec::new();
448 for message in request.messages {
449 for content in message.content {
450 match content {
451 MessageContent::Text(text) => add_message_content_part(
452 open_router::MessagePart::Text { text },
453 message.role,
454 &mut messages,
455 ),
456 MessageContent::Thinking { .. } => {}
457 MessageContent::RedactedThinking(_) => {}
458 MessageContent::Image(image) => {
459 add_message_content_part(
460 open_router::MessagePart::Image {
461 image_url: image.to_base64_url(),
462 },
463 message.role,
464 &mut messages,
465 );
466 }
467 MessageContent::ToolUse(tool_use) => {
468 let tool_call = open_router::ToolCall {
469 id: tool_use.id.to_string(),
470 content: open_router::ToolCallContent::Function {
471 function: open_router::FunctionContent {
472 name: tool_use.name.to_string(),
473 arguments: serde_json::to_string(&tool_use.input)
474 .unwrap_or_default(),
475 },
476 },
477 };
478
479 if let Some(open_router::RequestMessage::Assistant { tool_calls, .. }) =
480 messages.last_mut()
481 {
482 tool_calls.push(tool_call);
483 } else {
484 messages.push(open_router::RequestMessage::Assistant {
485 content: None,
486 tool_calls: vec![tool_call],
487 });
488 }
489 }
490 MessageContent::ToolResult(tool_result) => {
491 let content = match &tool_result.content {
492 LanguageModelToolResultContent::Text(text) => {
493 vec![open_router::MessagePart::Text {
494 text: text.to_string(),
495 }]
496 }
497 LanguageModelToolResultContent::Image(image) => {
498 vec![open_router::MessagePart::Image {
499 image_url: image.to_base64_url(),
500 }]
501 }
502 };
503
504 messages.push(open_router::RequestMessage::Tool {
505 content: content.into(),
506 tool_call_id: tool_result.tool_use_id.to_string(),
507 });
508 }
509 }
510 }
511 }
512
513 open_router::Request {
514 model: model.id().into(),
515 messages,
516 stream: true,
517 stop: request.stop,
518 temperature: request.temperature.unwrap_or(0.4),
519 max_tokens: max_output_tokens,
520 parallel_tool_calls: if model.supports_parallel_tool_calls() && !request.tools.is_empty() {
521 Some(false)
522 } else {
523 None
524 },
525 usage: open_router::RequestUsage { include: true },
526 reasoning: if request.thinking_allowed
527 && let OpenRouterModelMode::Thinking { budget_tokens } = model.mode
528 {
529 Some(open_router::Reasoning {
530 effort: None,
531 max_tokens: budget_tokens,
532 exclude: Some(false),
533 enabled: Some(true),
534 })
535 } else {
536 None
537 },
538 tools: request
539 .tools
540 .into_iter()
541 .map(|tool| open_router::ToolDefinition::Function {
542 function: open_router::FunctionDefinition {
543 name: tool.name,
544 description: Some(tool.description),
545 parameters: Some(tool.input_schema),
546 },
547 })
548 .collect(),
549 tool_choice: request.tool_choice.map(|choice| match choice {
550 LanguageModelToolChoice::Auto => open_router::ToolChoice::Auto,
551 LanguageModelToolChoice::Any => open_router::ToolChoice::Required,
552 LanguageModelToolChoice::None => open_router::ToolChoice::None,
553 }),
554 }
555}
556
557fn add_message_content_part(
558 new_part: open_router::MessagePart,
559 role: Role,
560 messages: &mut Vec<open_router::RequestMessage>,
561) {
562 match (role, messages.last_mut()) {
563 (Role::User, Some(open_router::RequestMessage::User { content }))
564 | (Role::System, Some(open_router::RequestMessage::System { content })) => {
565 content.push_part(new_part);
566 }
567 (
568 Role::Assistant,
569 Some(open_router::RequestMessage::Assistant {
570 content: Some(content),
571 ..
572 }),
573 ) => {
574 content.push_part(new_part);
575 }
576 _ => {
577 messages.push(match role {
578 Role::User => open_router::RequestMessage::User {
579 content: open_router::MessageContent::from(vec![new_part]),
580 },
581 Role::Assistant => open_router::RequestMessage::Assistant {
582 content: Some(open_router::MessageContent::from(vec![new_part])),
583 tool_calls: Vec::new(),
584 },
585 Role::System => open_router::RequestMessage::System {
586 content: open_router::MessageContent::from(vec![new_part]),
587 },
588 });
589 }
590 }
591}
592
593pub struct OpenRouterEventMapper {
594 tool_calls_by_index: HashMap<usize, RawToolCall>,
595}
596
597impl OpenRouterEventMapper {
598 pub fn new() -> Self {
599 Self {
600 tool_calls_by_index: HashMap::default(),
601 }
602 }
603
604 pub fn map_stream(
605 mut self,
606 events: Pin<Box<dyn Send + Stream<Item = Result<ResponseStreamEvent>>>>,
607 ) -> impl Stream<Item = Result<LanguageModelCompletionEvent, LanguageModelCompletionError>>
608 {
609 events.flat_map(move |event| {
610 futures::stream::iter(match event {
611 Ok(event) => self.map_event(event),
612 Err(error) => vec![Err(LanguageModelCompletionError::from(anyhow!(error)))],
613 })
614 })
615 }
616
617 pub fn map_event(
618 &mut self,
619 event: ResponseStreamEvent,
620 ) -> Vec<Result<LanguageModelCompletionEvent, LanguageModelCompletionError>> {
621 let Some(choice) = event.choices.first() else {
622 return vec![Err(LanguageModelCompletionError::from(anyhow!(
623 "Response contained no choices"
624 )))];
625 };
626
627 let mut events = Vec::new();
628 if let Some(reasoning) = choice.delta.reasoning.clone() {
629 events.push(Ok(LanguageModelCompletionEvent::Thinking {
630 text: reasoning,
631 signature: None,
632 }));
633 }
634
635 if let Some(content) = choice.delta.content.clone() {
636 // OpenRouter send empty content string with the reasoning content
637 // This is a workaround for the OpenRouter API bug
638 if !content.is_empty() {
639 events.push(Ok(LanguageModelCompletionEvent::Text(content)));
640 }
641 }
642
643 if let Some(tool_calls) = choice.delta.tool_calls.as_ref() {
644 for tool_call in tool_calls {
645 let entry = self.tool_calls_by_index.entry(tool_call.index).or_default();
646
647 if let Some(tool_id) = tool_call.id.clone() {
648 entry.id = tool_id;
649 }
650
651 if let Some(function) = tool_call.function.as_ref() {
652 if let Some(name) = function.name.clone() {
653 entry.name = name;
654 }
655
656 if let Some(arguments) = function.arguments.clone() {
657 entry.arguments.push_str(&arguments);
658 }
659 }
660 }
661 }
662
663 if let Some(usage) = event.usage {
664 events.push(Ok(LanguageModelCompletionEvent::UsageUpdate(TokenUsage {
665 input_tokens: usage.prompt_tokens,
666 output_tokens: usage.completion_tokens,
667 cache_creation_input_tokens: 0,
668 cache_read_input_tokens: 0,
669 })));
670 }
671
672 match choice.finish_reason.as_deref() {
673 Some("stop") => {
674 events.push(Ok(LanguageModelCompletionEvent::Stop(StopReason::EndTurn)));
675 }
676 Some("tool_calls") => {
677 events.extend(self.tool_calls_by_index.drain().map(|(_, tool_call)| {
678 match serde_json::Value::from_str(&tool_call.arguments) {
679 Ok(input) => Ok(LanguageModelCompletionEvent::ToolUse(
680 LanguageModelToolUse {
681 id: tool_call.id.clone().into(),
682 name: tool_call.name.as_str().into(),
683 is_input_complete: true,
684 input,
685 raw_input: tool_call.arguments.clone(),
686 },
687 )),
688 Err(error) => Ok(LanguageModelCompletionEvent::ToolUseJsonParseError {
689 id: tool_call.id.clone().into(),
690 tool_name: tool_call.name.as_str().into(),
691 raw_input: tool_call.arguments.clone().into(),
692 json_parse_error: error.to_string(),
693 }),
694 }
695 }));
696
697 events.push(Ok(LanguageModelCompletionEvent::Stop(StopReason::ToolUse)));
698 }
699 Some(stop_reason) => {
700 log::error!("Unexpected OpenRouter stop_reason: {stop_reason:?}",);
701 events.push(Ok(LanguageModelCompletionEvent::Stop(StopReason::EndTurn)));
702 }
703 None => {}
704 }
705
706 events
707 }
708}
709
710#[derive(Default)]
711struct RawToolCall {
712 id: String,
713 name: String,
714 arguments: String,
715}
716
717pub fn count_open_router_tokens(
718 request: LanguageModelRequest,
719 _model: open_router::Model,
720 cx: &App,
721) -> BoxFuture<'static, Result<u64>> {
722 cx.background_spawn(async move {
723 let messages = request
724 .messages
725 .into_iter()
726 .map(|message| tiktoken_rs::ChatCompletionRequestMessage {
727 role: match message.role {
728 Role::User => "user".into(),
729 Role::Assistant => "assistant".into(),
730 Role::System => "system".into(),
731 },
732 content: Some(message.string_contents()),
733 name: None,
734 function_call: None,
735 })
736 .collect::<Vec<_>>();
737
738 tiktoken_rs::num_tokens_from_messages("gpt-4o", &messages).map(|tokens| tokens as u64)
739 })
740 .boxed()
741}
742
743struct ConfigurationView {
744 api_key_editor: Entity<Editor>,
745 state: gpui::Entity<State>,
746 load_credentials_task: Option<Task<()>>,
747}
748
749impl ConfigurationView {
750 fn new(state: gpui::Entity<State>, window: &mut Window, cx: &mut Context<Self>) -> Self {
751 let api_key_editor = cx.new(|cx| {
752 let mut editor = Editor::single_line(window, cx);
753 editor
754 .set_placeholder_text("sk_or_000000000000000000000000000000000000000000000000", cx);
755 editor
756 });
757
758 cx.observe(&state, |_, _, cx| {
759 cx.notify();
760 })
761 .detach();
762
763 let load_credentials_task = Some(cx.spawn_in(window, {
764 let state = state.clone();
765 async move |this, cx| {
766 if let Some(task) = state
767 .update(cx, |state, cx| state.authenticate(cx))
768 .log_err()
769 {
770 let _ = task.await;
771 }
772
773 this.update(cx, |this, cx| {
774 this.load_credentials_task = None;
775 cx.notify();
776 })
777 .log_err();
778 }
779 }));
780
781 Self {
782 api_key_editor,
783 state,
784 load_credentials_task,
785 }
786 }
787
788 fn save_api_key(&mut self, _: &menu::Confirm, window: &mut Window, cx: &mut Context<Self>) {
789 let api_key = self.api_key_editor.read(cx).text(cx);
790 if api_key.is_empty() {
791 return;
792 }
793
794 let state = self.state.clone();
795 cx.spawn_in(window, async move |_, cx| {
796 state
797 .update(cx, |state, cx| state.set_api_key(api_key, cx))?
798 .await
799 })
800 .detach_and_log_err(cx);
801
802 cx.notify();
803 }
804
805 fn reset_api_key(&mut self, window: &mut Window, cx: &mut Context<Self>) {
806 self.api_key_editor
807 .update(cx, |editor, cx| editor.set_text("", window, cx));
808
809 let state = self.state.clone();
810 cx.spawn_in(window, async move |_, cx| {
811 state.update(cx, |state, cx| state.reset_api_key(cx))?.await
812 })
813 .detach_and_log_err(cx);
814
815 cx.notify();
816 }
817
818 fn render_api_key_editor(&self, cx: &mut Context<Self>) -> impl IntoElement {
819 let settings = ThemeSettings::get_global(cx);
820 let text_style = TextStyle {
821 color: cx.theme().colors().text,
822 font_family: settings.ui_font.family.clone(),
823 font_features: settings.ui_font.features.clone(),
824 font_fallbacks: settings.ui_font.fallbacks.clone(),
825 font_size: rems(0.875).into(),
826 font_weight: settings.ui_font.weight,
827 font_style: FontStyle::Normal,
828 line_height: relative(1.3),
829 white_space: WhiteSpace::Normal,
830 ..Default::default()
831 };
832 EditorElement::new(
833 &self.api_key_editor,
834 EditorStyle {
835 background: cx.theme().colors().editor_background,
836 local_player: cx.theme().players().local(),
837 text: text_style,
838 ..Default::default()
839 },
840 )
841 }
842
843 fn should_render_editor(&self, cx: &mut Context<Self>) -> bool {
844 !self.state.read(cx).is_authenticated()
845 }
846}
847
848impl Render for ConfigurationView {
849 fn render(&mut self, _: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
850 let env_var_set = self.state.read(cx).api_key_from_env;
851
852 if self.load_credentials_task.is_some() {
853 div().child(Label::new("Loading credentials...")).into_any()
854 } else if self.should_render_editor(cx) {
855 v_flex()
856 .size_full()
857 .on_action(cx.listener(Self::save_api_key))
858 .child(Label::new("To use Zed's agent with OpenRouter, you need to add an API key. Follow these steps:"))
859 .child(
860 List::new()
861 .child(InstructionListItem::new(
862 "Create an API key by visiting",
863 Some("OpenRouter's console"),
864 Some("https://openrouter.ai/keys"),
865 ))
866 .child(InstructionListItem::text_only(
867 "Ensure your OpenRouter account has credits",
868 ))
869 .child(InstructionListItem::text_only(
870 "Paste your API key below and hit enter to start using the assistant",
871 )),
872 )
873 .child(
874 h_flex()
875 .w_full()
876 .my_2()
877 .px_2()
878 .py_1()
879 .bg(cx.theme().colors().editor_background)
880 .border_1()
881 .border_color(cx.theme().colors().border)
882 .rounded_sm()
883 .child(self.render_api_key_editor(cx)),
884 )
885 .child(
886 Label::new(
887 format!("You can also assign the {OPENROUTER_API_KEY_VAR} environment variable and restart Zed."),
888 )
889 .size(LabelSize::Small).color(Color::Muted),
890 )
891 .into_any()
892 } else {
893 h_flex()
894 .mt_1()
895 .p_1()
896 .justify_between()
897 .rounded_md()
898 .border_1()
899 .border_color(cx.theme().colors().border)
900 .bg(cx.theme().colors().background)
901 .child(
902 h_flex()
903 .gap_1()
904 .child(Icon::new(IconName::Check).color(Color::Success))
905 .child(Label::new(if env_var_set {
906 format!("API key set in {OPENROUTER_API_KEY_VAR} environment variable.")
907 } else {
908 "API key configured.".to_string()
909 })),
910 )
911 .child(
912 Button::new("reset-key", "Reset Key")
913 .label_size(LabelSize::Small)
914 .icon(Some(IconName::Trash))
915 .icon_size(IconSize::Small)
916 .icon_position(IconPosition::Start)
917 .disabled(env_var_set)
918 .when(env_var_set, |this| {
919 this.tooltip(Tooltip::text(format!("To reset your API key, unset the {OPENROUTER_API_KEY_VAR} environment variable.")))
920 })
921 .on_click(cx.listener(|this, _, window, cx| this.reset_api_key(window, cx))),
922 )
923 .into_any()
924 }
925 }
926}