feat: add claude code channel

controller/claude_oauth.go

@@ -0,0 +1,73 @@
+package controller
+
+import (
+	"net/http"
+	"one-api/common"
+	"one-api/service"
+
+	"github.com/gin-gonic/gin"
+)
+
+// ExchangeCodeRequest 授权码交换请求
+type ExchangeCodeRequest struct {
+	AuthorizationCode string `json:"authorization_code" binding:"required"`
+	CodeVerifier      string `json:"code_verifier" binding:"required"`
+	State             string `json:"state" binding:"required"`
+}
+
+// GenerateClaudeOAuthURL 生成Claude OAuth授权URL
+func GenerateClaudeOAuthURL(c *gin.Context) {
+	params, err := service.GenerateOAuthParams()
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{
+			"success": false,
+			"message": "生成OAuth授权URL失败: " + err.Error(),
+		})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{
+		"success": true,
+		"message": "生成OAuth授权URL成功",
+		"data":    params,
+	})
+}
+
+// ExchangeClaudeOAuthCode 交换Claude OAuth授权码
+func ExchangeClaudeOAuthCode(c *gin.Context) {
+	var req ExchangeCodeRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{
+			"success": false,
+			"message": "请求参数错误: " + err.Error(),
+		})
+		return
+	}
+
+	// 解析授权码
+	cleanedCode, err := service.ParseAuthorizationCode(req.AuthorizationCode)
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{
+			"success": false,
+			"message": err.Error(),
+		})
+		return
+	}
+
+	// 交换token
+	tokenResult, err := service.ExchangeCode(cleanedCode, req.CodeVerifier, req.State, nil)
+	if err != nil {
+		common.SysError("Claude OAuth token exchange failed: " + err.Error())
+		c.JSON(http.StatusInternalServerError, gin.H{
+			"success": false,
+			"message": "授权码交换失败: " + err.Error(),
+		})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{
+		"success": true,
+		"message": "授权码交换成功",
+		"data":    tokenResult,
+	})
+}