{{- bos_token }}
{%- if not tools is defined %}
    {%- set tools = none %}
{%- endif %}
{%- if not enable_thinking is defined %}
    {%- set enable_thinking = false %}
{%- endif %}

{#- This block extracts the system message, so we can slot it into the right place. #}
{%- if messages[0]['role'] == 'system' %}    
    {%- if messages[0]['content'] is string %}
        {%- set system_message = messages[0]['content']|trim %}
    {%- else %}
        {%- set system_message = messages[0]['content'][0]['text']|trim %}
    {%- endif %}
    {%- set messages = messages[1:] %}
{%- else %}
    {%- set system_message = "" %}
{%- endif %}

{#- Set the system message. If enable_thinking is true, add the "Enable deep thinking subroutine." #}
{%- if enable_thinking %}
    {%- if system_message != "" %}
        {%- set system_message = "Enable deep thinking subroutine.

" ~ system_message %}
    {%- else %}
        {%- set system_message = "Enable deep thinking subroutine." %}
    {%- endif %}
{%- endif %}

{#- System message + tools #}
{%- if tools is not none or system_message != '' %}
    {{- "<|header_start|>system<|header_end|>

" }}
    {{- system_message }}
    {%- if tools is not none %}
        {%- if system_message != "" %}
            {{- "

" }}
        {%- endif %}
        {{- "Available Tools:
" }}
        {%- for t in tools %}
            {{- t | tojson(indent=4) }}
            {{- "

" }}
        {%- endfor %}
    {%- endif %}
    {{- "<|eot|>" }}
{%- endif %}

{#- Rest of the messages #}
{%- for message in messages %}
    {#- Case 1 - Usual, non tool related message. #}
    {%- if not (message.role == "ipython" or message.role == "tool" or message.role == "tool_results" or (message.tool_calls is defined and message.tool_calls is not none)) %}
        {{- '<|header_start|>' + message['role'] + '<|header_end|>

' }}
        {%- if message['content'] is string %}
            {{- message['content'] }}
        {%- else %}
            {%- for content in message['content'] %}
                {%- if content['type'] == 'image' %}
                    {{- '<|image|>' }}
                {%- elif content['type'] == 'text' %}
                    {{- content['text'] }}
                {%- endif %}
            {%- endfor %}
        {%- endif %}
        {{- "<|eot|>" }}
    
    {#- Case 2 - the response is from the assistant, but has a tool call returned. #}
    {%- elif message.tool_calls is defined and message.tool_calls is not none %}
        {{- "<|header_start|>assistant<|header_end|>

" }}
        {%- if message['content'] is string %}
            {{- message['content'] }}
            {%- if message['content'] | trim != "" %}
                {{- "

" }}
            {%- endif %}
        {%- else %}
            {%- for content in message['content'] %}
                {%- if content['type'] == 'image' %}
                    {{- '<|image|>' }}
                {%- elif content['type'] == 'text' %}
                    {{- content['text'] }}
                    {%- if content['text'] | trim != "" %}
                        {{- "

" }}
                    {%- endif %}
                {%- endif %}
            {%- endfor %}
        {%- endif %}
        {{- "[" }}
        {%- for tool_call in message.tool_calls %}
            {%- if tool_call.function is defined %}
                {%- set out = tool_call.function|tojson %}
                {%- if not tool_call.id is defined %}
                    {{- out }}
                {%- else %}
                    {{- out[:-1] }}
                    {{- ', "id": "' + tool_call.id + '"}' }}
                {%- endif %}
            {%- else %}
                {{- tool_call|tojson }}
            {%- endif %}
            {%- if not loop.last %}
                {{- ", " }}
            {%- else %}
                {{- "]<|eot|>" }}
            {%- endif %}
        {%- endfor %}
    
    {#- Case 3 - the response is from a tool call. #}
    {%- elif message.role == "ipython" or message["role"] == "tool_results" or message["role"] == "tool" %}
        {{- "<|header_start|>ipython<|header_end|>

" }}
        {%- if message.tool_call_id is defined and message.tool_call_id != '' %}
            {{- '{"content": ' }}
            {%- if message.content is mapping or (message.content is iterable and not message.content is string) %}
                {{- message.content | tojson }}
            {%- else %}
                {{- '"' ~ message.content ~ '"' }}
            {%- endif %}
            {{- ', "call_id": "' ~ message.tool_call_id ~ '"}' }}
        {%- else %}
            {%- if message.content is mapping or (message.content is iterable and not message.content is string) %}
                {{- message.content | tojson }}
            {%- else %}
                {{- message.content }}
            {%- endif %}
        {%- endif %}
        {{- "<|eot|>" }}
    {%- endif %}
{%- endfor %}
{%- if add_generation_prompt %}
    {{- '<|header_start|>assistant<|header_end|>\n\n' }}
    {%- if enable_thinking %}
        {{- '<think>\n' }}
    {%- endif %}
{%- endif %}