assistant.rs

  1mod ambient_context;
  2pub mod assistant_panel;
  3pub mod assistant_settings;
  4mod codegen;
  5mod completion_provider;
  6mod omit_ranges;
  7mod prompts;
  8mod saved_conversation;
  9mod search;
 10mod slash_command;
 11mod streaming_diff;
 12
 13use ambient_context::AmbientContextSnapshot;
 14pub use assistant_panel::AssistantPanel;
 15use assistant_settings::{AnthropicModel, AssistantSettings, OpenAiModel, ZedDotDevModel};
 16use client::{proto, Client};
 17use command_palette_hooks::CommandPaletteFilter;
 18pub(crate) use completion_provider::*;
 19use gpui::{actions, AppContext, Global, SharedString, UpdateGlobal};
 20pub(crate) use saved_conversation::*;
 21use serde::{Deserialize, Serialize};
 22use settings::{Settings, SettingsStore};
 23use std::{
 24    fmt::{self, Display},
 25    sync::Arc,
 26};
 27
 28actions!(
 29    assistant,
 30    [
 31        Assist,
 32        Split,
 33        CycleMessageRole,
 34        QuoteSelection,
 35        ToggleFocus,
 36        ResetKey,
 37        InlineAssist,
 38        InsertActivePrompt,
 39        ToggleIncludeConversation,
 40        ToggleHistory,
 41        ApplyEdit
 42    ]
 43);
 44
 45#[derive(
 46    Copy, Clone, Debug, Default, Eq, PartialEq, PartialOrd, Ord, Hash, Serialize, Deserialize,
 47)]
 48struct MessageId(usize);
 49
 50#[derive(Clone, Copy, Serialize, Deserialize, Debug, Eq, PartialEq)]
 51#[serde(rename_all = "lowercase")]
 52pub enum Role {
 53    User,
 54    Assistant,
 55    System,
 56}
 57
 58impl Role {
 59    pub fn cycle(&mut self) {
 60        *self = match self {
 61            Role::User => Role::Assistant,
 62            Role::Assistant => Role::System,
 63            Role::System => Role::User,
 64        }
 65    }
 66}
 67
 68impl Display for Role {
 69    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> std::fmt::Result {
 70        match self {
 71            Role::User => write!(f, "user"),
 72            Role::Assistant => write!(f, "assistant"),
 73            Role::System => write!(f, "system"),
 74        }
 75    }
 76}
 77
 78#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
 79pub enum LanguageModel {
 80    ZedDotDev(ZedDotDevModel),
 81    OpenAi(OpenAiModel),
 82    Anthropic(AnthropicModel),
 83}
 84
 85impl Default for LanguageModel {
 86    fn default() -> Self {
 87        LanguageModel::ZedDotDev(ZedDotDevModel::default())
 88    }
 89}
 90
 91impl LanguageModel {
 92    pub fn telemetry_id(&self) -> String {
 93        match self {
 94            LanguageModel::OpenAi(model) => format!("openai/{}", model.id()),
 95            LanguageModel::Anthropic(model) => format!("anthropic/{}", model.id()),
 96            LanguageModel::ZedDotDev(model) => format!("zed.dev/{}", model.id()),
 97        }
 98    }
 99
100    pub fn display_name(&self) -> String {
101        match self {
102            LanguageModel::OpenAi(model) => model.display_name().into(),
103            LanguageModel::Anthropic(model) => model.display_name().into(),
104            LanguageModel::ZedDotDev(model) => model.display_name().into(),
105        }
106    }
107
108    pub fn max_token_count(&self) -> usize {
109        match self {
110            LanguageModel::OpenAi(model) => model.max_token_count(),
111            LanguageModel::Anthropic(model) => model.max_token_count(),
112            LanguageModel::ZedDotDev(model) => model.max_token_count(),
113        }
114    }
115
116    pub fn id(&self) -> &str {
117        match self {
118            LanguageModel::OpenAi(model) => model.id(),
119            LanguageModel::Anthropic(model) => model.id(),
120            LanguageModel::ZedDotDev(model) => model.id(),
121        }
122    }
123}
124
125#[derive(Serialize, Deserialize, Debug, Eq, PartialEq)]
126pub struct LanguageModelRequestMessage {
127    pub role: Role,
128    pub content: String,
129}
130
131impl LanguageModelRequestMessage {
132    pub fn to_proto(&self) -> proto::LanguageModelRequestMessage {
133        proto::LanguageModelRequestMessage {
134            role: match self.role {
135                Role::User => proto::LanguageModelRole::LanguageModelUser,
136                Role::Assistant => proto::LanguageModelRole::LanguageModelAssistant,
137                Role::System => proto::LanguageModelRole::LanguageModelSystem,
138            } as i32,
139            content: self.content.clone(),
140            tool_calls: Vec::new(),
141            tool_call_id: None,
142        }
143    }
144}
145
146#[derive(Debug, Default, Serialize)]
147pub struct LanguageModelRequest {
148    pub model: LanguageModel,
149    pub messages: Vec<LanguageModelRequestMessage>,
150    pub stop: Vec<String>,
151    pub temperature: f32,
152}
153
154impl LanguageModelRequest {
155    pub fn to_proto(&self) -> proto::CompleteWithLanguageModel {
156        proto::CompleteWithLanguageModel {
157            model: self.model.id().to_string(),
158            messages: self.messages.iter().map(|m| m.to_proto()).collect(),
159            stop: self.stop.clone(),
160            temperature: self.temperature,
161            tool_choice: None,
162            tools: Vec::new(),
163        }
164    }
165}
166
167#[derive(Serialize, Deserialize, Debug, Eq, PartialEq)]
168pub struct LanguageModelResponseMessage {
169    pub role: Option<Role>,
170    pub content: Option<String>,
171}
172
173#[derive(Deserialize, Debug)]
174pub struct LanguageModelUsage {
175    pub prompt_tokens: u32,
176    pub completion_tokens: u32,
177    pub total_tokens: u32,
178}
179
180#[derive(Deserialize, Debug)]
181pub struct LanguageModelChoiceDelta {
182    pub index: u32,
183    pub delta: LanguageModelResponseMessage,
184    pub finish_reason: Option<String>,
185}
186
187#[derive(Clone, Debug, Serialize, Deserialize)]
188struct MessageMetadata {
189    role: Role,
190    status: MessageStatus,
191    // TODO: Delete this
192    #[serde(skip)]
193    ambient_context: AmbientContextSnapshot,
194}
195
196#[derive(Clone, Debug, Serialize, Deserialize)]
197enum MessageStatus {
198    Pending,
199    Done,
200    Error(SharedString),
201}
202
203/// The state pertaining to the Assistant.
204#[derive(Default)]
205struct Assistant {
206    /// Whether the Assistant is enabled.
207    enabled: bool,
208}
209
210impl Global for Assistant {}
211
212impl Assistant {
213    const NAMESPACE: &'static str = "assistant";
214
215    fn set_enabled(&mut self, enabled: bool, cx: &mut AppContext) {
216        if self.enabled == enabled {
217            return;
218        }
219
220        self.enabled = enabled;
221
222        if !enabled {
223            CommandPaletteFilter::update_global(cx, |filter, _cx| {
224                filter.hide_namespace(Self::NAMESPACE);
225            });
226
227            return;
228        }
229
230        CommandPaletteFilter::update_global(cx, |filter, _cx| {
231            filter.show_namespace(Self::NAMESPACE);
232        });
233    }
234}
235
236pub fn init(client: Arc<Client>, cx: &mut AppContext) {
237    cx.set_global(Assistant::default());
238    AssistantSettings::register(cx);
239    completion_provider::init(client, cx);
240    assistant_slash_command::init(cx);
241    assistant_panel::init(cx);
242
243    CommandPaletteFilter::update_global(cx, |filter, _cx| {
244        filter.hide_namespace(Assistant::NAMESPACE);
245    });
246    Assistant::update_global(cx, |assistant, cx| {
247        let settings = AssistantSettings::get_global(cx);
248
249        assistant.set_enabled(settings.enabled, cx);
250    });
251    cx.observe_global::<SettingsStore>(|cx| {
252        Assistant::update_global(cx, |assistant, cx| {
253            let settings = AssistantSettings::get_global(cx);
254
255            assistant.set_enabled(settings.enabled, cx);
256        });
257    })
258    .detach();
259}
260
261#[cfg(test)]
262#[ctor::ctor]
263fn init_logger() {
264    if std::env::var("RUST_LOG").is_ok() {
265        env_logger::init();
266    }
267}