google.rs

  1use anyhow::{Context as _, Result, anyhow};
  2use collections::BTreeMap;
  3use credentials_provider::CredentialsProvider;
  4use editor::{Editor, EditorElement, EditorStyle};
  5use futures::{FutureExt, Stream, StreamExt, future::BoxFuture};
  6use google_ai::{
  7    FunctionDeclaration, GenerateContentResponse, Part, SystemInstruction, UsageMetadata,
  8};
  9use gpui::{
 10    AnyView, App, AsyncApp, Context, Entity, FontStyle, Subscription, Task, TextStyle, WhiteSpace,
 11};
 12use http_client::HttpClient;
 13use language_model::{
 14    AuthenticateError, LanguageModelCompletionError, LanguageModelCompletionEvent,
 15    LanguageModelToolSchemaFormat, LanguageModelToolUse, LanguageModelToolUseId, MessageContent,
 16    StopReason,
 17};
 18use language_model::{
 19    LanguageModel, LanguageModelId, LanguageModelName, LanguageModelProvider,
 20    LanguageModelProviderId, LanguageModelProviderName, LanguageModelProviderState,
 21    LanguageModelRequest, RateLimiter, Role,
 22};
 23use schemars::JsonSchema;
 24use serde::{Deserialize, Serialize};
 25use settings::{Settings, SettingsStore};
 26use std::pin::Pin;
 27use std::sync::Arc;
 28use strum::IntoEnumIterator;
 29use theme::ThemeSettings;
 30use ui::{Icon, IconName, List, Tooltip, prelude::*};
 31use util::ResultExt;
 32
 33use crate::AllLanguageModelSettings;
 34use crate::ui::InstructionListItem;
 35
 36const PROVIDER_ID: &str = "google";
 37const PROVIDER_NAME: &str = "Google AI";
 38
 39#[derive(Default, Clone, Debug, PartialEq)]
 40pub struct GoogleSettings {
 41    pub api_url: String,
 42    pub available_models: Vec<AvailableModel>,
 43}
 44
 45#[derive(Clone, Debug, PartialEq, Serialize, Deserialize, JsonSchema)]
 46pub struct AvailableModel {
 47    name: String,
 48    display_name: Option<String>,
 49    max_tokens: usize,
 50}
 51
 52pub struct GoogleLanguageModelProvider {
 53    http_client: Arc<dyn HttpClient>,
 54    state: gpui::Entity<State>,
 55}
 56
 57pub struct State {
 58    api_key: Option<String>,
 59    api_key_from_env: bool,
 60    _subscription: Subscription,
 61}
 62
 63const GOOGLE_AI_API_KEY_VAR: &str = "GOOGLE_AI_API_KEY";
 64
 65impl State {
 66    fn is_authenticated(&self) -> bool {
 67        self.api_key.is_some()
 68    }
 69
 70    fn reset_api_key(&self, cx: &mut Context<Self>) -> Task<Result<()>> {
 71        let credentials_provider = <dyn CredentialsProvider>::global(cx);
 72        let api_url = AllLanguageModelSettings::get_global(cx)
 73            .google
 74            .api_url
 75            .clone();
 76        cx.spawn(async move |this, cx| {
 77            credentials_provider
 78                .delete_credentials(&api_url, &cx)
 79                .await
 80                .log_err();
 81            this.update(cx, |this, cx| {
 82                this.api_key = None;
 83                this.api_key_from_env = false;
 84                cx.notify();
 85            })
 86        })
 87    }
 88
 89    fn set_api_key(&mut self, api_key: String, cx: &mut Context<Self>) -> Task<Result<()>> {
 90        let credentials_provider = <dyn CredentialsProvider>::global(cx);
 91        let api_url = AllLanguageModelSettings::get_global(cx)
 92            .google
 93            .api_url
 94            .clone();
 95        cx.spawn(async move |this, cx| {
 96            credentials_provider
 97                .write_credentials(&api_url, "Bearer", api_key.as_bytes(), &cx)
 98                .await?;
 99            this.update(cx, |this, cx| {
100                this.api_key = Some(api_key);
101                cx.notify();
102            })
103        })
104    }
105
106    fn authenticate(&self, cx: &mut Context<Self>) -> Task<Result<(), AuthenticateError>> {
107        if self.is_authenticated() {
108            return Task::ready(Ok(()));
109        }
110
111        let credentials_provider = <dyn CredentialsProvider>::global(cx);
112        let api_url = AllLanguageModelSettings::get_global(cx)
113            .google
114            .api_url
115            .clone();
116
117        cx.spawn(async move |this, cx| {
118            let (api_key, from_env) = if let Ok(api_key) = std::env::var(GOOGLE_AI_API_KEY_VAR) {
119                (api_key, true)
120            } else {
121                let (_, api_key) = credentials_provider
122                    .read_credentials(&api_url, &cx)
123                    .await?
124                    .ok_or(AuthenticateError::CredentialsNotFound)?;
125                (
126                    String::from_utf8(api_key).context("invalid {PROVIDER_NAME} API key")?,
127                    false,
128                )
129            };
130
131            this.update(cx, |this, cx| {
132                this.api_key = Some(api_key);
133                this.api_key_from_env = from_env;
134                cx.notify();
135            })?;
136
137            Ok(())
138        })
139    }
140}
141
142impl GoogleLanguageModelProvider {
143    pub fn new(http_client: Arc<dyn HttpClient>, cx: &mut App) -> Self {
144        let state = cx.new(|cx| State {
145            api_key: None,
146            api_key_from_env: false,
147            _subscription: cx.observe_global::<SettingsStore>(|_, cx| {
148                cx.notify();
149            }),
150        });
151
152        Self { http_client, state }
153    }
154
155    fn create_language_model(&self, model: google_ai::Model) -> Arc<dyn LanguageModel> {
156        Arc::new(GoogleLanguageModel {
157            id: LanguageModelId::from(model.id().to_string()),
158            model,
159            state: self.state.clone(),
160            http_client: self.http_client.clone(),
161            request_limiter: RateLimiter::new(4),
162        })
163    }
164}
165
166impl LanguageModelProviderState for GoogleLanguageModelProvider {
167    type ObservableEntity = State;
168
169    fn observable_entity(&self) -> Option<gpui::Entity<Self::ObservableEntity>> {
170        Some(self.state.clone())
171    }
172}
173
174impl LanguageModelProvider for GoogleLanguageModelProvider {
175    fn id(&self) -> LanguageModelProviderId {
176        LanguageModelProviderId(PROVIDER_ID.into())
177    }
178
179    fn name(&self) -> LanguageModelProviderName {
180        LanguageModelProviderName(PROVIDER_NAME.into())
181    }
182
183    fn icon(&self) -> IconName {
184        IconName::AiGoogle
185    }
186
187    fn default_model(&self, _cx: &App) -> Option<Arc<dyn LanguageModel>> {
188        Some(self.create_language_model(google_ai::Model::default()))
189    }
190
191    fn default_fast_model(&self, _cx: &App) -> Option<Arc<dyn LanguageModel>> {
192        Some(self.create_language_model(google_ai::Model::default_fast()))
193    }
194
195    fn provided_models(&self, cx: &App) -> Vec<Arc<dyn LanguageModel>> {
196        let mut models = BTreeMap::default();
197
198        // Add base models from google_ai::Model::iter()
199        for model in google_ai::Model::iter() {
200            if !matches!(model, google_ai::Model::Custom { .. }) {
201                models.insert(model.id().to_string(), model);
202            }
203        }
204
205        // Override with available models from settings
206        for model in &AllLanguageModelSettings::get_global(cx)
207            .google
208            .available_models
209        {
210            models.insert(
211                model.name.clone(),
212                google_ai::Model::Custom {
213                    name: model.name.clone(),
214                    display_name: model.display_name.clone(),
215                    max_tokens: model.max_tokens,
216                },
217            );
218        }
219
220        models
221            .into_values()
222            .map(|model| {
223                Arc::new(GoogleLanguageModel {
224                    id: LanguageModelId::from(model.id().to_string()),
225                    model,
226                    state: self.state.clone(),
227                    http_client: self.http_client.clone(),
228                    request_limiter: RateLimiter::new(4),
229                }) as Arc<dyn LanguageModel>
230            })
231            .collect()
232    }
233
234    fn is_authenticated(&self, cx: &App) -> bool {
235        self.state.read(cx).is_authenticated()
236    }
237
238    fn authenticate(&self, cx: &mut App) -> Task<Result<(), AuthenticateError>> {
239        self.state.update(cx, |state, cx| state.authenticate(cx))
240    }
241
242    fn configuration_view(&self, window: &mut Window, cx: &mut App) -> AnyView {
243        cx.new(|cx| ConfigurationView::new(self.state.clone(), window, cx))
244            .into()
245    }
246
247    fn reset_credentials(&self, cx: &mut App) -> Task<Result<()>> {
248        self.state.update(cx, |state, cx| state.reset_api_key(cx))
249    }
250}
251
252pub struct GoogleLanguageModel {
253    id: LanguageModelId,
254    model: google_ai::Model,
255    state: gpui::Entity<State>,
256    http_client: Arc<dyn HttpClient>,
257    request_limiter: RateLimiter,
258}
259
260impl GoogleLanguageModel {
261    fn stream_completion(
262        &self,
263        request: google_ai::GenerateContentRequest,
264        cx: &AsyncApp,
265    ) -> BoxFuture<
266        'static,
267        Result<futures::stream::BoxStream<'static, Result<GenerateContentResponse>>>,
268    > {
269        let http_client = self.http_client.clone();
270
271        let Ok((api_key, api_url)) = cx.read_entity(&self.state, |state, cx| {
272            let settings = &AllLanguageModelSettings::get_global(cx).google;
273            (state.api_key.clone(), settings.api_url.clone())
274        }) else {
275            return futures::future::ready(Err(anyhow!("App state dropped"))).boxed();
276        };
277
278        async move {
279            let api_key = api_key.ok_or_else(|| anyhow!("Missing Google API key"))?;
280            let request = google_ai::stream_generate_content(
281                http_client.as_ref(),
282                &api_url,
283                &api_key,
284                request,
285            );
286            request.await.context("failed to stream completion")
287        }
288        .boxed()
289    }
290}
291
292impl LanguageModel for GoogleLanguageModel {
293    fn id(&self) -> LanguageModelId {
294        self.id.clone()
295    }
296
297    fn name(&self) -> LanguageModelName {
298        LanguageModelName::from(self.model.display_name().to_string())
299    }
300
301    fn provider_id(&self) -> LanguageModelProviderId {
302        LanguageModelProviderId(PROVIDER_ID.into())
303    }
304
305    fn provider_name(&self) -> LanguageModelProviderName {
306        LanguageModelProviderName(PROVIDER_NAME.into())
307    }
308
309    fn supports_tools(&self) -> bool {
310        true
311    }
312
313    fn tool_input_format(&self) -> LanguageModelToolSchemaFormat {
314        LanguageModelToolSchemaFormat::JsonSchemaSubset
315    }
316
317    fn telemetry_id(&self) -> String {
318        format!("google/{}", self.model.id())
319    }
320
321    fn max_token_count(&self) -> usize {
322        self.model.max_token_count()
323    }
324
325    fn count_tokens(
326        &self,
327        request: LanguageModelRequest,
328        cx: &App,
329    ) -> BoxFuture<'static, Result<usize>> {
330        let request = into_google(request, self.model.id().to_string());
331        let http_client = self.http_client.clone();
332        let api_key = self.state.read(cx).api_key.clone();
333
334        let settings = &AllLanguageModelSettings::get_global(cx).google;
335        let api_url = settings.api_url.clone();
336
337        async move {
338            let api_key = api_key.ok_or_else(|| anyhow!("Missing Google API key"))?;
339            let response = google_ai::count_tokens(
340                http_client.as_ref(),
341                &api_url,
342                &api_key,
343                google_ai::CountTokensRequest {
344                    contents: request.contents,
345                },
346            )
347            .await?;
348            Ok(response.total_tokens)
349        }
350        .boxed()
351    }
352
353    fn stream_completion(
354        &self,
355        request: LanguageModelRequest,
356        cx: &AsyncApp,
357    ) -> BoxFuture<
358        'static,
359        Result<
360            futures::stream::BoxStream<
361                'static,
362                Result<LanguageModelCompletionEvent, LanguageModelCompletionError>,
363            >,
364        >,
365    > {
366        let request = into_google(request, self.model.id().to_string());
367        let request = self.stream_completion(request, cx);
368        let future = self.request_limiter.stream(async move {
369            let response = request
370                .await
371                .map_err(|err| LanguageModelCompletionError::Other(anyhow!(err)))?;
372            Ok(map_to_language_model_completion_events(response))
373        });
374        async move { Ok(future.await?.boxed()) }.boxed()
375    }
376}
377
378pub fn into_google(
379    mut request: LanguageModelRequest,
380    model: String,
381) -> google_ai::GenerateContentRequest {
382    fn map_content(content: Vec<MessageContent>) -> Vec<Part> {
383        content
384            .into_iter()
385            .filter_map(|content| match content {
386                language_model::MessageContent::Text(text)
387                | language_model::MessageContent::Thinking { text, .. } => {
388                    if !text.is_empty() {
389                        Some(Part::TextPart(google_ai::TextPart { text }))
390                    } else {
391                        None
392                    }
393                }
394                language_model::MessageContent::RedactedThinking(_) => None,
395                language_model::MessageContent::Image(image) => {
396                    Some(Part::InlineDataPart(google_ai::InlineDataPart {
397                        inline_data: google_ai::GenerativeContentBlob {
398                            mime_type: "image/png".to_string(),
399                            data: image.source.to_string(),
400                        },
401                    }))
402                }
403                language_model::MessageContent::ToolUse(tool_use) => {
404                    Some(Part::FunctionCallPart(google_ai::FunctionCallPart {
405                        function_call: google_ai::FunctionCall {
406                            name: tool_use.name.to_string(),
407                            args: tool_use.input,
408                        },
409                    }))
410                }
411                language_model::MessageContent::ToolResult(tool_result) => Some(
412                    Part::FunctionResponsePart(google_ai::FunctionResponsePart {
413                        function_response: google_ai::FunctionResponse {
414                            name: tool_result.tool_name.to_string(),
415                            // The API expects a valid JSON object
416                            response: serde_json::json!({
417                                "output": tool_result.content
418                            }),
419                        },
420                    }),
421                ),
422            })
423            .collect()
424    }
425
426    let system_instructions = if request
427        .messages
428        .first()
429        .map_or(false, |msg| matches!(msg.role, Role::System))
430    {
431        let message = request.messages.remove(0);
432        Some(SystemInstruction {
433            parts: map_content(message.content),
434        })
435    } else {
436        None
437    };
438
439    google_ai::GenerateContentRequest {
440        model,
441        system_instruction: system_instructions,
442        contents: request
443            .messages
444            .into_iter()
445            .map(|message| google_ai::Content {
446                parts: map_content(message.content),
447                role: match message.role {
448                    Role::User => google_ai::Role::User,
449                    Role::Assistant => google_ai::Role::Model,
450                    Role::System => google_ai::Role::User, // Google AI doesn't have a system role
451                },
452            })
453            .collect(),
454        generation_config: Some(google_ai::GenerationConfig {
455            candidate_count: Some(1),
456            stop_sequences: Some(request.stop),
457            max_output_tokens: None,
458            temperature: request.temperature.map(|t| t as f64).or(Some(1.0)),
459            top_p: None,
460            top_k: None,
461        }),
462        safety_settings: None,
463        tools: (request.tools.len() > 0).then(|| {
464            vec![google_ai::Tool {
465                function_declarations: request
466                    .tools
467                    .into_iter()
468                    .map(|tool| FunctionDeclaration {
469                        name: tool.name,
470                        description: tool.description,
471                        parameters: tool.input_schema,
472                    })
473                    .collect(),
474            }]
475        }),
476        tool_config: None,
477    }
478}
479
480pub fn map_to_language_model_completion_events(
481    events: Pin<Box<dyn Send + Stream<Item = Result<GenerateContentResponse>>>>,
482) -> impl Stream<Item = Result<LanguageModelCompletionEvent, LanguageModelCompletionError>> {
483    use std::sync::atomic::{AtomicU64, Ordering};
484
485    static TOOL_CALL_COUNTER: AtomicU64 = AtomicU64::new(0);
486
487    struct State {
488        events: Pin<Box<dyn Send + Stream<Item = Result<GenerateContentResponse>>>>,
489        usage: UsageMetadata,
490        stop_reason: StopReason,
491    }
492
493    futures::stream::unfold(
494        State {
495            events,
496            usage: UsageMetadata::default(),
497            stop_reason: StopReason::EndTurn,
498        },
499        |mut state| async move {
500            if let Some(event) = state.events.next().await {
501                match event {
502                    Ok(event) => {
503                        let mut events: Vec<_> = Vec::new();
504                        let mut wants_to_use_tool = false;
505                        if let Some(usage_metadata) = event.usage_metadata {
506                            update_usage(&mut state.usage, &usage_metadata);
507                            events.push(Ok(LanguageModelCompletionEvent::UsageUpdate(
508                                convert_usage(&state.usage),
509                            )))
510                        }
511                        if let Some(candidates) = event.candidates {
512                            for candidate in candidates {
513                                if let Some(finish_reason) = candidate.finish_reason.as_deref() {
514                                    state.stop_reason = match finish_reason {
515                                        "STOP" => StopReason::EndTurn,
516                                        "MAX_TOKENS" => StopReason::MaxTokens,
517                                        _ => {
518                                            log::error!(
519                                                "Unexpected google finish_reason: {finish_reason}"
520                                            );
521                                            StopReason::EndTurn
522                                        }
523                                    };
524                                }
525                                candidate
526                                    .content
527                                    .parts
528                                    .into_iter()
529                                    .for_each(|part| match part {
530                                        Part::TextPart(text_part) => events.push(Ok(
531                                            LanguageModelCompletionEvent::Text(text_part.text),
532                                        )),
533                                        Part::InlineDataPart(_) => {}
534                                        Part::FunctionCallPart(function_call_part) => {
535                                            wants_to_use_tool = true;
536                                            let name: Arc<str> =
537                                                function_call_part.function_call.name.into();
538                                            let next_tool_id =
539                                                TOOL_CALL_COUNTER.fetch_add(1, Ordering::SeqCst);
540                                            let id: LanguageModelToolUseId =
541                                                format!("{}-{}", name, next_tool_id).into();
542
543                                            events.push(Ok(LanguageModelCompletionEvent::ToolUse(
544                                                LanguageModelToolUse {
545                                                    id,
546                                                    name,
547                                                    is_input_complete: true,
548                                                    raw_input: function_call_part
549                                                        .function_call
550                                                        .args
551                                                        .to_string(),
552                                                    input: function_call_part.function_call.args,
553                                                },
554                                            )));
555                                        }
556                                        Part::FunctionResponsePart(_) => {}
557                                    });
558                            }
559                        }
560
561                        // Even when Gemini wants to use a Tool, the API
562                        // responds with `finish_reason: STOP`
563                        if wants_to_use_tool {
564                            state.stop_reason = StopReason::ToolUse;
565                        }
566                        events.push(Ok(LanguageModelCompletionEvent::Stop(state.stop_reason)));
567                        return Some((events, state));
568                    }
569                    Err(err) => {
570                        return Some((
571                            vec![Err(LanguageModelCompletionError::Other(anyhow!(err)))],
572                            state,
573                        ));
574                    }
575                }
576            }
577
578            None
579        },
580    )
581    .flat_map(futures::stream::iter)
582}
583
584pub fn count_google_tokens(
585    request: LanguageModelRequest,
586    cx: &App,
587) -> BoxFuture<'static, Result<usize>> {
588    // We couldn't use the GoogleLanguageModelProvider to count tokens because the github copilot doesn't have the access to google_ai directly.
589    // So we have to use tokenizer from tiktoken_rs to count tokens.
590    cx.background_spawn(async move {
591        let messages = request
592            .messages
593            .into_iter()
594            .map(|message| tiktoken_rs::ChatCompletionRequestMessage {
595                role: match message.role {
596                    Role::User => "user".into(),
597                    Role::Assistant => "assistant".into(),
598                    Role::System => "system".into(),
599                },
600                content: Some(message.string_contents()),
601                name: None,
602                function_call: None,
603            })
604            .collect::<Vec<_>>();
605
606        // Tiktoken doesn't yet support these models, so we manually use the
607        // same tokenizer as GPT-4.
608        tiktoken_rs::num_tokens_from_messages("gpt-4", &messages)
609    })
610    .boxed()
611}
612
613fn update_usage(usage: &mut UsageMetadata, new: &UsageMetadata) {
614    if let Some(prompt_token_count) = new.prompt_token_count {
615        usage.prompt_token_count = Some(prompt_token_count);
616    }
617    if let Some(cached_content_token_count) = new.cached_content_token_count {
618        usage.cached_content_token_count = Some(cached_content_token_count);
619    }
620    if let Some(candidates_token_count) = new.candidates_token_count {
621        usage.candidates_token_count = Some(candidates_token_count);
622    }
623    if let Some(tool_use_prompt_token_count) = new.tool_use_prompt_token_count {
624        usage.tool_use_prompt_token_count = Some(tool_use_prompt_token_count);
625    }
626    if let Some(thoughts_token_count) = new.thoughts_token_count {
627        usage.thoughts_token_count = Some(thoughts_token_count);
628    }
629    if let Some(total_token_count) = new.total_token_count {
630        usage.total_token_count = Some(total_token_count);
631    }
632}
633
634fn convert_usage(usage: &UsageMetadata) -> language_model::TokenUsage {
635    language_model::TokenUsage {
636        input_tokens: usage.prompt_token_count.unwrap_or(0) as u32,
637        output_tokens: usage.candidates_token_count.unwrap_or(0) as u32,
638        cache_read_input_tokens: usage.cached_content_token_count.unwrap_or(0) as u32,
639        cache_creation_input_tokens: 0,
640    }
641}
642
643struct ConfigurationView {
644    api_key_editor: Entity<Editor>,
645    state: gpui::Entity<State>,
646    load_credentials_task: Option<Task<()>>,
647}
648
649impl ConfigurationView {
650    fn new(state: gpui::Entity<State>, window: &mut Window, cx: &mut Context<Self>) -> Self {
651        cx.observe(&state, |_, _, cx| {
652            cx.notify();
653        })
654        .detach();
655
656        let load_credentials_task = Some(cx.spawn_in(window, {
657            let state = state.clone();
658            async move |this, cx| {
659                if let Some(task) = state
660                    .update(cx, |state, cx| state.authenticate(cx))
661                    .log_err()
662                {
663                    // We don't log an error, because "not signed in" is also an error.
664                    let _ = task.await;
665                }
666                this.update(cx, |this, cx| {
667                    this.load_credentials_task = None;
668                    cx.notify();
669                })
670                .log_err();
671            }
672        }));
673
674        Self {
675            api_key_editor: cx.new(|cx| {
676                let mut editor = Editor::single_line(window, cx);
677                editor.set_placeholder_text("AIzaSy...", cx);
678                editor
679            }),
680            state,
681            load_credentials_task,
682        }
683    }
684
685    fn save_api_key(&mut self, _: &menu::Confirm, window: &mut Window, cx: &mut Context<Self>) {
686        let api_key = self.api_key_editor.read(cx).text(cx);
687        if api_key.is_empty() {
688            return;
689        }
690
691        let state = self.state.clone();
692        cx.spawn_in(window, async move |_, cx| {
693            state
694                .update(cx, |state, cx| state.set_api_key(api_key, cx))?
695                .await
696        })
697        .detach_and_log_err(cx);
698
699        cx.notify();
700    }
701
702    fn reset_api_key(&mut self, window: &mut Window, cx: &mut Context<Self>) {
703        self.api_key_editor
704            .update(cx, |editor, cx| editor.set_text("", window, cx));
705
706        let state = self.state.clone();
707        cx.spawn_in(window, async move |_, cx| {
708            state.update(cx, |state, cx| state.reset_api_key(cx))?.await
709        })
710        .detach_and_log_err(cx);
711
712        cx.notify();
713    }
714
715    fn render_api_key_editor(&self, cx: &mut Context<Self>) -> impl IntoElement {
716        let settings = ThemeSettings::get_global(cx);
717        let text_style = TextStyle {
718            color: cx.theme().colors().text,
719            font_family: settings.ui_font.family.clone(),
720            font_features: settings.ui_font.features.clone(),
721            font_fallbacks: settings.ui_font.fallbacks.clone(),
722            font_size: rems(0.875).into(),
723            font_weight: settings.ui_font.weight,
724            font_style: FontStyle::Normal,
725            line_height: relative(1.3),
726            white_space: WhiteSpace::Normal,
727            ..Default::default()
728        };
729        EditorElement::new(
730            &self.api_key_editor,
731            EditorStyle {
732                background: cx.theme().colors().editor_background,
733                local_player: cx.theme().players().local(),
734                text: text_style,
735                ..Default::default()
736            },
737        )
738    }
739
740    fn should_render_editor(&self, cx: &mut Context<Self>) -> bool {
741        !self.state.read(cx).is_authenticated()
742    }
743}
744
745impl Render for ConfigurationView {
746    fn render(&mut self, _: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
747        let env_var_set = self.state.read(cx).api_key_from_env;
748
749        if self.load_credentials_task.is_some() {
750            div().child(Label::new("Loading credentials...")).into_any()
751        } else if self.should_render_editor(cx) {
752            v_flex()
753                .size_full()
754                .on_action(cx.listener(Self::save_api_key))
755                .child(Label::new("To use Zed's assistant with Google AI, you need to add an API key. Follow these steps:"))
756                .child(
757                    List::new()
758                        .child(InstructionListItem::new(
759                            "Create one by visiting",
760                            Some("Google AI's console"),
761                            Some("https://aistudio.google.com/app/apikey"),
762                        ))
763                        .child(InstructionListItem::text_only(
764                            "Paste your API key below and hit enter to start using the assistant",
765                        )),
766                )
767                .child(
768                    h_flex()
769                        .w_full()
770                        .my_2()
771                        .px_2()
772                        .py_1()
773                        .bg(cx.theme().colors().editor_background)
774                        .border_1()
775                        .border_color(cx.theme().colors().border)
776                        .rounded_sm()
777                        .child(self.render_api_key_editor(cx)),
778                )
779                .child(
780                    Label::new(
781                        format!("You can also assign the {GOOGLE_AI_API_KEY_VAR} environment variable and restart Zed."),
782                    )
783                    .size(LabelSize::Small).color(Color::Muted),
784                )
785                .into_any()
786        } else {
787            h_flex()
788                .mt_1()
789                .p_1()
790                .justify_between()
791                .rounded_md()
792                .border_1()
793                .border_color(cx.theme().colors().border)
794                .bg(cx.theme().colors().background)
795                .child(
796                    h_flex()
797                        .gap_1()
798                        .child(Icon::new(IconName::Check).color(Color::Success))
799                        .child(Label::new(if env_var_set {
800                            format!("API key set in {GOOGLE_AI_API_KEY_VAR} environment variable.")
801                        } else {
802                            "API key configured.".to_string()
803                        })),
804                )
805                .child(
806                    Button::new("reset-key", "Reset Key")
807                        .label_size(LabelSize::Small)
808                        .icon(Some(IconName::Trash))
809                        .icon_size(IconSize::Small)
810                        .icon_position(IconPosition::Start)
811                        .disabled(env_var_set)
812                        .when(env_var_set, |this| {
813                            this.tooltip(Tooltip::text(format!("To reset your API key, unset the {GOOGLE_AI_API_KEY_VAR} environment variable.")))
814                        })
815                        .on_click(cx.listener(|this, _, window, cx| this.reset_api_key(window, cx))),
816                )
817                .into_any()
818        }
819    }
820}