glide-rs 0.1.0

A minimal EinStack client.
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146

//! Request and response types for `/v1/language/{}/chat` endpoints.
//!

use std::collections::HashMap;

use serde::{Deserialize, Serialize};

/// Unified chat request across all language models.
#[must_use]
#[derive(Debug, Serialize)]
pub struct ChatRequest {
    #[serde(rename = "message")]
    pub message: ChatMessage,
    #[serde(rename = "message_history", skip_serializing_if = "Option::is_none")]
    pub message_history: Option<Vec<ChatMessage>>,
    #[serde(rename = "override_params", skip_serializing_if = "Option::is_none")]
    pub override_params: Option<HashMap<String, ChatRequestOverride>>,
}

impl ChatRequest {
    /// Creates a new [`ChatRequest`].
    #[inline]
    pub fn new(message: impl Into<ChatMessage>) -> Self {
        Self::from(message.into())
    }
}

impl<T> From<T> for ChatRequest
where
    T: Into<ChatMessage>,
{
    fn from(message: T) -> Self {
        Self {
            message: message.into(),
            message_history: None,
            override_params: None,
        }
    }
}

/// Unified chat response across all language models.
#[must_use]
#[derive(Debug, Deserialize)]
pub struct ChatResponse {
    pub cached: bool,
    pub created_at: i32,
    pub id: String,
    pub model_id: String,
    pub model_name: String,
    pub model_response: ModelResponse,
    pub provider_id: String,
    pub router_id: String,
}

impl ChatResponse {
    /// Returns the reference to the model response.
    #[inline]
    pub fn content(&self) -> &str {
        &self.model_response.message.content
    }
}

/// Unified response from the provider.
#[derive(Debug, Deserialize)]
pub struct ModelResponse {
    pub message: ChatMessage,
    pub metadata: Option<HashMap<String, String>>,
    pub token_count: TokenUsage,
}

/// Prompt, response and total token usage.
#[derive(Debug, Deserialize)]
pub struct TokenUsage {
    pub prompt_tokens: i32,
    pub response_tokens: i32,
    pub total_tokens: i32,
}

/// Content and role of the message.
#[must_use]
#[derive(Debug, Serialize, Deserialize)]
pub struct ChatMessage {
    /// The content of the message.
    pub content: String,
    /// The name of the author of this message.
    ///
    /// May contain a-z, A-Z, 0-9, and underscores,
    /// with a maximum length of 64 characters.
    #[serde(skip_serializing_if = "Option::is_none")]
    pub name: Option<String>,
    /// The role of the author of this message.
    ///
    /// One of system, user, or assistant.
    pub role: Option<Role>,
}

impl ChatMessage {
    /// Creates a new [`ChatMessage`].
    pub fn new(content: &str) -> Self {
        Self {
            content: content.to_owned(),
            name: None,
            role: None,
        }
    }

    /// Overrides the default [`Role::User`] with [`Role::System`].
    pub const fn with_system(mut self) -> Self {
        self.role = Some(Role::System);
        self
    }
}

impl From<String> for ChatMessage {
    fn from(value: String) -> Self {
        Self::new(&value)
    }
}

impl From<&str> for ChatMessage {
    fn from(value: &str) -> Self {
        Self::new(value)
    }
}

/// The role of the author of this message.
///
/// One of system, user, or assistant.
#[must_use]
#[derive(Debug, Default, Serialize, Deserialize)]
pub enum Role {
    #[serde(rename = "system")]
    System,
    #[default]
    #[serde(rename = "user")]
    User,
    #[serde(rename = "assistant")]
    Assistant,
}

/// Override of a single chat request.
#[derive(Debug, Serialize)]
pub struct ChatRequestOverride {
    #[serde(rename = "message")]
    pub message: ChatMessage,
}