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Update FunctionCall arguments mapping logic #2

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Merged
MohamedSabthar merged 1 commit into from
Jun 6, 2025
Merged

Update FunctionCall arguments mapping logic #2

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21 changes: 15 additions & 6 deletions ballerina/provider.bal
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Original file line number Diff line number Diff line change
Expand Up @@ -151,7 +151,7 @@ public isolated client class Provider {
ai:FunctionCall[]? toolCalls = message.toolCalls;
mistral:AssistantMessage mistralAssistantMessage = {role: ai:ASSISTANT, content: message.content};
if toolCalls is ai:FunctionCall[] {
mistral:FunctionCall functionCall = {name: toolCalls[0].name, arguments: toolCalls[0].arguments};
mistral:FunctionCall functionCall = {name: toolCalls[0].name, arguments: toolCalls[0].arguments.toJsonString()};
mistral:ToolCall[] toolCall = [{'function: functionCall, id: toolCalls[0]?.id ?: self.generateToolId()}];
mistralAssistantMessage.toolCalls = toolCall;
}
Expand Down Expand Up @@ -196,12 +196,21 @@ public isolated client class Provider {
}
ai:FunctionCall[] functionCalls = [];
foreach mistral:ToolCall toolcall in toolCalls {
functionCalls.push({
name: toolcall.'function.name,
id: toolcall.id,
arguments: toolcall.'function.arguments.toString()
});
functionCalls.push(check self.mapToFunctionCall(toolcall));
}
return {role: ai:ASSISTANT, toolCalls: functionCalls, content: stringContent};
}

private isolated function mapToFunctionCall(mistral:ToolCall toolCall)
returns ai:FunctionCall|ai:LlmError {
do {
record {}|string functionArgs = toolCall.'function.arguments;
json jsonArgs = functionArgs is string ? check functionArgs.fromJsonString() : functionArgs.toJson();
map<json>? arguments = check jsonArgs.cloneWithType();
return {name: toolCall.'function.name, arguments, id: toolCall.id};

} on fail error e {
return error ai:LlmError("Invalid or malformed arguments received in function call response.", e);
}
}
}
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