codetether_agent/provider/
google.rs

1//! Google AI provider implementation (stub)
2
3use super::{
4    CompletionRequest, CompletionResponse, ModelInfo, Provider, StreamChunk,
5};
6use anyhow::Result;
7use async_trait::async_trait;
8
9pub struct GoogleProvider {
10    api_key: String,
11}
12
13impl std::fmt::Debug for GoogleProvider {
14    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
15        f.debug_struct("GoogleProvider")
16            .field("api_key", &"<REDACTED>")
17            .field("api_key_len", &self.api_key.len())
18            .finish()
19    }
20}
21
22impl GoogleProvider {
23    pub fn new(api_key: String) -> Result<Self> {
24        tracing::debug!(
25            provider = "google",
26            api_key_len = api_key.len(),
27            "Creating Google provider"
28        );
29        Ok(Self { api_key })
30    }
31    
32    /// Validate that the API key is non-empty
33    fn validate_api_key(&self) -> Result<()> {
34        if self.api_key.is_empty() {
35            anyhow::bail!("Google API key is empty");
36        }
37        if self.api_key.len() < 10 {
38            tracing::warn!(provider = "google", "API key seems unusually short");
39        }
40        Ok(())
41    }
42}
43
44#[async_trait]
45impl Provider for GoogleProvider {
46    fn name(&self) -> &str {
47        "google"
48    }
49
50    async fn list_models(&self) -> Result<Vec<ModelInfo>> {
51        tracing::debug!(provider = "google", "Listing available models");
52        self.validate_api_key()?;
53        
54        Ok(vec![
55            ModelInfo {
56                id: "gemini-2.5-pro".to_string(),
57                name: "Gemini 2.5 Pro".to_string(),
58                provider: "google".to_string(),
59                context_window: 1_000_000,
60                max_output_tokens: Some(65_536),
61                supports_vision: true,
62                supports_tools: true,
63                supports_streaming: true,
64                input_cost_per_million: Some(1.25),
65                output_cost_per_million: Some(10.0),
66            },
67            ModelInfo {
68                id: "gemini-2.5-flash".to_string(),
69                name: "Gemini 2.5 Flash".to_string(),
70                provider: "google".to_string(),
71                context_window: 1_000_000,
72                max_output_tokens: Some(65_536),
73                supports_vision: true,
74                supports_tools: true,
75                supports_streaming: true,
76                input_cost_per_million: Some(0.15),
77                output_cost_per_million: Some(0.6),
78            },
79        ])
80    }
81
82    async fn complete(&self, request: CompletionRequest) -> Result<CompletionResponse> {
83        tracing::debug!(
84            provider = "google",
85            model = %request.model,
86            message_count = request.messages.len(),
87            tool_count = request.tools.len(),
88            "Starting completion request"
89        );
90        
91        // Validate API key before making request
92        self.validate_api_key()?;
93        
94        // TODO: Implement using reqwest
95        anyhow::bail!("Google provider not yet implemented")
96    }
97
98    async fn complete_stream(
99        &self,
100        request: CompletionRequest,
101    ) -> Result<futures::stream::BoxStream<'static, StreamChunk>> {
102        tracing::debug!(
103            provider = "google",
104            model = %request.model,
105            message_count = request.messages.len(),
106            "Starting streaming completion request"
107        );
108        
109        self.validate_api_key()?;
110        anyhow::bail!("Google provider not yet implemented")
111    }
112}
codetether_agent/provider/google.rs

codetether_agent/provider/
google.rs
