mirror of
https://github.com/router-for-me/CLIProxyAPI.git
synced 2026-02-03 13:00:52 +08:00
Add openai codex support
This commit is contained in:
Luis Pater
227
internal/translator/codex/openai/codex_openai_request.go
Normal file
227
internal/translator/codex/openai/codex_openai_request.go
Normal file
@@ -0,0 +1,227 @@
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// Package codex provides utilities to translate OpenAI Chat Completions
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// request JSON into OpenAI Responses API request JSON using gjson/sjson.
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// It supports tools, multimodal text/image inputs, and Structured Outputs.
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package openai
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import (
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"github.com/luispater/CLIProxyAPI/internal/misc"
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"github.com/tidwall/gjson"
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"github.com/tidwall/sjson"
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)
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// ConvertOpenAIChatRequestToCodex converts an OpenAI Chat Completions request JSON
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// into an OpenAI Responses API request JSON. The transformation follows the
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// examples defined in docs/2.md exactly, including tools, multi-turn dialog,
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// multimodal text/image handling, and Structured Outputs mapping.
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func ConvertOpenAIChatRequestToCodex(rawJSON []byte) string {
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// Start with empty JSON object
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out := `{}`
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store := false
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// Stream must be set to true
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if v := gjson.GetBytes(rawJSON, "stream"); v.Exists() {
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out, _ = sjson.Set(out, "stream", true)
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}
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// Codex not support temperature, top_p, top_k, max_output_tokens, so comment them
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// if v := gjson.GetBytes(rawJSON, "temperature"); v.Exists() {
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// out, _ = sjson.Set(out, "temperature", v.Value())
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// }
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// if v := gjson.GetBytes(rawJSON, "top_p"); v.Exists() {
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// out, _ = sjson.Set(out, "top_p", v.Value())
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// }
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// if v := gjson.GetBytes(rawJSON, "top_k"); v.Exists() {
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// out, _ = sjson.Set(out, "top_k", v.Value())
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// }
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// Map token limits
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// if v := gjson.GetBytes(rawJSON, "max_tokens"); v.Exists() {
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// out, _ = sjson.Set(out, "max_output_tokens", v.Value())
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// }
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// if v := gjson.GetBytes(rawJSON, "max_completion_tokens"); v.Exists() {
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// out, _ = sjson.Set(out, "max_output_tokens", v.Value())
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// }
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// Map reasoning effort
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if v := gjson.GetBytes(rawJSON, "reasoning_effort"); v.Exists() {
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out, _ = sjson.Set(out, "reasoning.effort", v.Value())
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out, _ = sjson.Set(out, "reasoning.summary", "auto")
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}
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// Model
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if v := gjson.GetBytes(rawJSON, "model"); v.Exists() {
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out, _ = sjson.Set(out, "model", v.Value())
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}
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// Extract system instructions from first system message (string or text object)
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messages := gjson.GetBytes(rawJSON, "messages")
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instructions := misc.CodexInstructions
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out, _ = sjson.SetRaw(out, "instructions", instructions)
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// if messages.IsArray() {
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// arr := messages.Array()
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// for i := 0; i < len(arr); i++ {
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// m := arr[i]
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// if m.Get("role").String() == "system" {
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// c := m.Get("content")
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// if c.Type == gjson.String {
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// out, _ = sjson.Set(out, "instructions", c.String())
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// } else if c.IsObject() && c.Get("type").String() == "text" {
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// out, _ = sjson.Set(out, "instructions", c.Get("text").String())
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// }
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// break
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// }
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// }
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// }
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// Build input from messages, skipping system/tool roles
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out, _ = sjson.SetRaw(out, "input", `[]`)
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if messages.IsArray() {
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arr := messages.Array()
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for i := 0; i < len(arr); i++ {
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m := arr[i]
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role := m.Get("role").String()
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if role == "tool" || role == "function" {
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continue
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}
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// Prepare message object
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msg := `{}`
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if role == "system" {
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msg, _ = sjson.Set(msg, "role", "user")
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} else {
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msg, _ = sjson.Set(msg, "role", role)
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}
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msg, _ = sjson.SetRaw(msg, "content", `[]`)
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c := m.Get("content")
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if c.Type == gjson.String {
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// Single string content
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partType := "input_text"
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if role == "assistant" {
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partType = "output_text"
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}
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part := `{}`
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part, _ = sjson.Set(part, "type", partType)
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part, _ = sjson.Set(part, "text", c.String())
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msg, _ = sjson.SetRaw(msg, "content.-1", part)
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} else if c.IsArray() {
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items := c.Array()
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for j := 0; j < len(items); j++ {
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it := items[j]
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t := it.Get("type").String()
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switch t {
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case "text":
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partType := "input_text"
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if role == "assistant" {
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partType = "output_text"
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}
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part := `{}`
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part, _ = sjson.Set(part, "type", partType)
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part, _ = sjson.Set(part, "text", it.Get("text").String())
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msg, _ = sjson.SetRaw(msg, "content.-1", part)
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case "image_url":
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// Map image inputs to input_image for Responses API
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if role == "user" {
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part := `{}`
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part, _ = sjson.Set(part, "type", "input_image")
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if u := it.Get("image_url.url"); u.Exists() {
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part, _ = sjson.Set(part, "image_url", u.String())
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}
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msg, _ = sjson.SetRaw(msg, "content.-1", part)
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}
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case "file":
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// Files are not specified in examples; skip for now
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}
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}
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}
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out, _ = sjson.SetRaw(out, "input.-1", msg)
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}
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}
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// Map response_format and text settings to Responses API text.format
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rf := gjson.GetBytes(rawJSON, "response_format")
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text := gjson.GetBytes(rawJSON, "text")
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if rf.Exists() {
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// Always create text object when response_format provided
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if !gjson.Get(out, "text").Exists() {
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out, _ = sjson.SetRaw(out, "text", `{}`)
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}
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rft := rf.Get("type").String()
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switch rft {
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case "text":
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out, _ = sjson.Set(out, "text.format.type", "text")
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case "json_schema":
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js := rf.Get("json_schema")
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if js.Exists() {
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out, _ = sjson.Set(out, "text.format.type", "json_schema")
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if v := js.Get("name"); v.Exists() {
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out, _ = sjson.Set(out, "text.format.name", v.Value())
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}
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if v := js.Get("strict"); v.Exists() {
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out, _ = sjson.Set(out, "text.format.strict", v.Value())
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}
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if v := js.Get("schema"); v.Exists() {
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out, _ = sjson.SetRaw(out, "text.format.schema", v.Raw)
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}
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}
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}
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// Map verbosity if provided
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if text.Exists() {
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if v := text.Get("verbosity"); v.Exists() {
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out, _ = sjson.Set(out, "text.verbosity", v.Value())
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}
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}
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// The examples include store: true when response_format is provided
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store = true
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} else if text.Exists() {
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// If only text.verbosity present (no response_format), map verbosity
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if v := text.Get("verbosity"); v.Exists() {
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if !gjson.Get(out, "text").Exists() {
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out, _ = sjson.SetRaw(out, "text", `{}`)
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}
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out, _ = sjson.Set(out, "text.verbosity", v.Value())
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}
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}
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// Map tools (flatten function fields)
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tools := gjson.GetBytes(rawJSON, "tools")
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if tools.IsArray() {
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out, _ = sjson.SetRaw(out, "tools", `[]`)
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arr := tools.Array()
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for i := 0; i < len(arr); i++ {
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t := arr[i]
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if t.Get("type").String() == "function" {
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item := `{}`
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item, _ = sjson.Set(item, "type", "function")
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fn := t.Get("function")
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if fn.Exists() {
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if v := fn.Get("name"); v.Exists() {
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item, _ = sjson.Set(item, "name", v.Value())
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}
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if v := fn.Get("description"); v.Exists() {
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item, _ = sjson.Set(item, "description", v.Value())
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}
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if v := fn.Get("parameters"); v.Exists() {
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item, _ = sjson.SetRaw(item, "parameters", v.Raw)
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}
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if v := fn.Get("strict"); v.Exists() {
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item, _ = sjson.Set(item, "strict", v.Value())
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}
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}
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out, _ = sjson.SetRaw(out, "tools.-1", item)
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}
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}
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// The examples include store: true when tools and formatting are used; be conservative
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if rf.Exists() {
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store = true
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}
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}
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out, _ = sjson.Set(out, "store", store)
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return out
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}
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231
internal/translator/codex/openai/codex_openai_response.go
Normal file
231
internal/translator/codex/openai/codex_openai_response.go
Normal file
@@ -0,0 +1,231 @@
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// Package codex provides response translation functionality for converting between
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// Codex API response formats and OpenAI-compatible formats. It handles both
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// streaming and non-streaming responses, transforming backend client responses
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// into OpenAI Server-Sent Events (SSE) format and standard JSON response formats.
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// The package supports content translation, function calls, reasoning content,
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// usage metadata, and various response attributes while maintaining compatibility
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// with OpenAI API specifications.
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package openai
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import (
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"github.com/tidwall/gjson"
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"github.com/tidwall/sjson"
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)
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type ConvertCliToOpenAIParams struct {
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ResponseID string
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CreatedAt int64
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Model string
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}
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// ConvertCodexResponseToOpenAIChat translates a single chunk of a streaming response from the
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// Codex backend client format to the OpenAI Server-Sent Events (SSE) format.
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// It returns an empty string if the chunk contains no useful data.
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func ConvertCodexResponseToOpenAIChat(rawJSON []byte, params *ConvertCliToOpenAIParams) (*ConvertCliToOpenAIParams, string) {
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// Initialize the OpenAI SSE template.
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template := `{"id":"","object":"chat.completion.chunk","created":12345,"model":"model","choices":[{"index":0,"delta":{"role":null,"content":null,"reasoning_content":null,"tool_calls":null},"finish_reason":null,"native_finish_reason":null}]}`
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rootResult := gjson.ParseBytes(rawJSON)
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typeResult := rootResult.Get("type")
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dataType := typeResult.String()
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if dataType == "response.created" {
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return &ConvertCliToOpenAIParams{
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ResponseID: rootResult.Get("response.id").String(),
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CreatedAt: rootResult.Get("response.created_at").Int(),
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Model: rootResult.Get("response.model").String(),
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}, ""
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}
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if params == nil {
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return params, ""
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}
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// Extract and set the model version.
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if modelResult := gjson.GetBytes(rawJSON, "model"); modelResult.Exists() {
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template, _ = sjson.Set(template, "model", modelResult.String())
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}
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template, _ = sjson.Set(template, "created", params.CreatedAt)
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// Extract and set the response ID.
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template, _ = sjson.Set(template, "id", params.ResponseID)
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// Extract and set usage metadata (token counts).
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if usageResult := gjson.GetBytes(rawJSON, "response.usage"); usageResult.Exists() {
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if outputTokensResult := usageResult.Get("output_tokens"); outputTokensResult.Exists() {
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template, _ = sjson.Set(template, "usage.completion_tokens", outputTokensResult.Int())
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}
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if totalTokensResult := usageResult.Get("total_tokens"); totalTokensResult.Exists() {
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template, _ = sjson.Set(template, "usage.total_tokens", totalTokensResult.Int())
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}
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if inputTokensResult := usageResult.Get("input_tokens"); inputTokensResult.Exists() {
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template, _ = sjson.Set(template, "usage.prompt_tokens", inputTokensResult.Int())
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}
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if reasoningTokensResult := usageResult.Get("output_tokens_details.reasoning_tokens"); reasoningTokensResult.Exists() {
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template, _ = sjson.Set(template, "usage.completion_tokens_details.reasoning_tokens", reasoningTokensResult.Int())
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}
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}
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if dataType == "response.reasoning_summary_text.delta" {
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if deltaResult := rootResult.Get("delta"); deltaResult.Exists() {
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template, _ = sjson.Set(template, "choices.0.delta.role", "assistant")
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template, _ = sjson.Set(template, "choices.0.delta.reasoning_content", deltaResult.String())
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}
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} else if dataType == "response.reasoning_summary_text.done" {
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template, _ = sjson.Set(template, "choices.0.delta.role", "assistant")
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template, _ = sjson.Set(template, "choices.0.delta.reasoning_content", "\n\n")
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} else if dataType == "response.output_text.delta" {
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if deltaResult := rootResult.Get("delta"); deltaResult.Exists() {
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template, _ = sjson.Set(template, "choices.0.delta.role", "assistant")
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template, _ = sjson.Set(template, "choices.0.delta.content", deltaResult.String())
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}
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} else if dataType == "response.completed" {
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template, _ = sjson.Set(template, "choices.0.finish_reason", "stop")
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template, _ = sjson.Set(template, "choices.0.native_finish_reason", "stop")
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} else if dataType == "response.output_item.done" {
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functionCallItemTemplate := `{"id": "","type": "function","function": {"name": "","arguments": ""}}`
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itemResult := rootResult.Get("item")
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if itemResult.Exists() {
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if itemResult.Get("type").String() != "function_call" {
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return params, ""
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}
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template, _ = sjson.SetRaw(template, "choices.0.delta.tool_calls", `[]`)
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functionCallItemTemplate, _ = sjson.Set(functionCallItemTemplate, "id", itemResult.Get("call_id").String())
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functionCallItemTemplate, _ = sjson.Set(functionCallItemTemplate, "function.name", itemResult.Get("name").String())
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functionCallItemTemplate, _ = sjson.Set(functionCallItemTemplate, "function.arguments", itemResult.Get("arguments").String())
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template, _ = sjson.Set(template, "choices.0.delta.role", "assistant")
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template, _ = sjson.SetRaw(template, "choices.0.delta.tool_calls.-1", functionCallItemTemplate)
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}
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} else {
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return params, ""
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}
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return params, template
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}
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// ConvertCodexResponseToOpenAIChatNonStream aggregates response from the Codex backend client
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// convert a single, non-streaming OpenAI-compatible JSON response.
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func ConvertCodexResponseToOpenAIChatNonStream(rawJSON string, unixTimestamp int64) string {
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template := `{"id":"","object":"chat.completion","created":123456,"model":"model","choices":[{"index":0,"message":{"role":"assistant","content":null,"reasoning_content":null,"tool_calls":null},"finish_reason":null,"native_finish_reason":null}]}`
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// Extract and set the model version.
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if modelResult := gjson.Get(rawJSON, "model"); modelResult.Exists() {
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template, _ = sjson.Set(template, "model", modelResult.String())
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}
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// Extract and set the creation timestamp.
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if createdAtResult := gjson.Get(rawJSON, "created_at"); createdAtResult.Exists() {
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template, _ = sjson.Set(template, "created", createdAtResult.Int())
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} else {
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template, _ = sjson.Set(template, "created", unixTimestamp)
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}
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// Extract and set the response ID.
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if idResult := gjson.Get(rawJSON, "id"); idResult.Exists() {
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template, _ = sjson.Set(template, "id", idResult.String())
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}
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// Extract and set usage metadata (token counts).
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if usageResult := gjson.Get(rawJSON, "usage"); usageResult.Exists() {
|
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if outputTokensResult := usageResult.Get("output_tokens"); outputTokensResult.Exists() {
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template, _ = sjson.Set(template, "usage.completion_tokens", outputTokensResult.Int())
|
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}
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if totalTokensResult := usageResult.Get("total_tokens"); totalTokensResult.Exists() {
|
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template, _ = sjson.Set(template, "usage.total_tokens", totalTokensResult.Int())
|
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}
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if inputTokensResult := usageResult.Get("input_tokens"); inputTokensResult.Exists() {
|
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template, _ = sjson.Set(template, "usage.prompt_tokens", inputTokensResult.Int())
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}
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if reasoningTokensResult := usageResult.Get("output_tokens_details.reasoning_tokens"); reasoningTokensResult.Exists() {
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template, _ = sjson.Set(template, "usage.completion_tokens_details.reasoning_tokens", reasoningTokensResult.Int())
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}
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}
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// Process the output array for content and function calls
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outputResult := gjson.Get(rawJSON, "output")
|
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if outputResult.IsArray() {
|
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outputArray := outputResult.Array()
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var contentText string
|
||||
var reasoningText string
|
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var toolCalls []string
|
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|
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for _, outputItem := range outputArray {
|
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outputType := outputItem.Get("type").String()
|
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|
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switch outputType {
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case "reasoning":
|
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// Extract reasoning content from summary
|
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if summaryResult := outputItem.Get("summary"); summaryResult.IsArray() {
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summaryArray := summaryResult.Array()
|
||||
for _, summaryItem := range summaryArray {
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if summaryItem.Get("type").String() == "summary_text" {
|
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reasoningText = summaryItem.Get("text").String()
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break
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||||
}
|
||||
}
|
||||
}
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||||
case "message":
|
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// Extract message content
|
||||
if contentResult := outputItem.Get("content"); contentResult.IsArray() {
|
||||
contentArray := contentResult.Array()
|
||||
for _, contentItem := range contentArray {
|
||||
if contentItem.Get("type").String() == "output_text" {
|
||||
contentText = contentItem.Get("text").String()
|
||||
break
|
||||
}
|
||||
}
|
||||
}
|
||||
case "function_call":
|
||||
// Handle function call content
|
||||
functionCallTemplate := `{"id": "","type": "function","function": {"name": "","arguments": ""}}`
|
||||
|
||||
if callIdResult := outputItem.Get("call_id"); callIdResult.Exists() {
|
||||
functionCallTemplate, _ = sjson.Set(functionCallTemplate, "id", callIdResult.String())
|
||||
}
|
||||
|
||||
if nameResult := outputItem.Get("name"); nameResult.Exists() {
|
||||
functionCallTemplate, _ = sjson.Set(functionCallTemplate, "function.name", nameResult.String())
|
||||
}
|
||||
|
||||
if argsResult := outputItem.Get("arguments"); argsResult.Exists() {
|
||||
functionCallTemplate, _ = sjson.Set(functionCallTemplate, "function.arguments", argsResult.String())
|
||||
}
|
||||
|
||||
toolCalls = append(toolCalls, functionCallTemplate)
|
||||
}
|
||||
}
|
||||
|
||||
// Set content and reasoning content if found
|
||||
if contentText != "" {
|
||||
template, _ = sjson.Set(template, "choices.0.message.content", contentText)
|
||||
template, _ = sjson.Set(template, "choices.0.message.role", "assistant")
|
||||
}
|
||||
|
||||
if reasoningText != "" {
|
||||
template, _ = sjson.Set(template, "choices.0.message.reasoning_content", reasoningText)
|
||||
template, _ = sjson.Set(template, "choices.0.message.role", "assistant")
|
||||
}
|
||||
|
||||
// Add tool calls if any
|
||||
if len(toolCalls) > 0 {
|
||||
template, _ = sjson.SetRaw(template, "choices.0.message.tool_calls", `[]`)
|
||||
for _, toolCall := range toolCalls {
|
||||
template, _ = sjson.SetRaw(template, "choices.0.message.tool_calls.-1", toolCall)
|
||||
}
|
||||
template, _ = sjson.Set(template, "choices.0.message.role", "assistant")
|
||||
}
|
||||
}
|
||||
|
||||
// Extract and set the finish reason based on status
|
||||
if statusResult := gjson.Get(rawJSON, "status"); statusResult.Exists() {
|
||||
status := statusResult.String()
|
||||
if status == "completed" {
|
||||
template, _ = sjson.Set(template, "choices.0.finish_reason", "stop")
|
||||
template, _ = sjson.Set(template, "choices.0.native_finish_reason", "stop")
|
||||
}
|
||||
}
|
||||
|
||||
return template
|
||||
}
|
||||
Reference in New Issue
Block a user