{%- if tools %}
    {{- '<|im_start|>system\n' }}
    {%- if messages[0].role == 'system' %}
        {{- messages[0].content + '\n\n' }}
    {%- endif %}
    {{- '# Tools\n\nYou may call one or more functions to assist with the user query.\n\nYou are provided with function signatures within <tools></tools> XML tags:\n<tools>' }}
    {%- for tool in tools %}
        {{- '\n' }}
        {{- tool | tojson }}
    {%- endfor %}
    {{- '\n</tools>\n\nFor each function call, return a json object with function name and arguments within <tool_call></tool_call> XML tags:\n<tool_call>\n{\"name\": <function-name>, \"arguments\": <args-json-object>}\n</tool_call><|im_end|>\n' }}
{%- else %}
    {%- if messages[0].role == 'system' %}
        {{- '<|im_start|>system\n' + messages[0].content + '<|im_end|>\n' }}
    {%- endif %}
{%- endif %}


{%- for message in messages %}
    {%- if message.content is string %}
        {%- set content = message.content %}
    {%- else %}
        {%- set content = '' %}
    {%- endif %}

    {%- if message.role == 'user' or (message.role == 'system' and not loop.first) %}
        {{- '<|im_start|>' + message.role + '\n' + content + '<|im_end|>\n' }}

    {%- elif message.role == 'assistant' %}
        {%- set reasoning_content = '' %}

        {%- if message.reasoning_content is string %}
            {%- set reasoning_content = message.reasoning_content %}
        {%- elif '</think>' in content %}
            {%- set reasoning_content = content.split('</think>')[0].rstrip('\n').split('<think>')[-1].lstrip('\n') %}
            {%- set content = content.split('</think>')[-1].lstrip('\n') %}
        {%- endif %}

        {%- if reasoning_content %}
            {{- '<|im_start|>' + message.role + '\n<think>\n' + reasoning_content.strip('\n') + '\n</think>\n\n' + content.lstrip('\n') }}
        {%- else %}
            {{- '<|im_start|>' + message.role + '\n' + content }}
        {%- endif %}

        {%- if message.tool_calls %}
            {%- for tool_call in message.tool_calls %}
                {%- if (loop.first and content) or not loop.first %}
                    {{- '\n' }}
                {%- endif %}

                {%- if tool_call.function %}
                    {%- set tool_call = tool_call.function %}
                {%- endif %}

                {{- '<tool_call>\n{\"name\": \"' }}
                {{- tool_call.name }}
                {{- '\", \"arguments\": ' }}

                {%- if tool_call.arguments is string %}
                    {{- tool_call.arguments }}
                {%- else %}
                    {{- tool_call.arguments | tojson }}
                {%- endif %}

                {{- '}\n</tool_call>' }}
            {%- endfor %}
        {%- endif %}

        {{- '<|im_end|>\n' }}

    {%- elif message.role == 'tool' %}
        {%- if loop.first or messages[loop.index0 - 1].role != 'tool' %}
            {{- '<|im_start|>user' }}
        {%- endif %}

        {{- '\n<tool_response>\n' }}
        {{- content }}
        {{- '\n</tool_response>' }}

        {%- if loop.last or messages[loop.index0 + 1].role != 'tool' %}
            {{- '<|im_end|>\n' }}
        {%- endif %}
    {%- endif %}
{%- endfor %}

{%- if add_generation_prompt %}
    {{- '<|im_start|>assistant\n<think>\n' }}
{%- endif %}