{% if not add_generation_prompt is defined %}
    {% set add_generation_prompt = false %}
{% endif %}

{% set ns = namespace(is_first=false, is_tool=false, is_output_first=true, system_prompt='', is_first_sp=true, is_last_user=false) %}

{%- for message in messages %}
    {%- if message['role'] == 'system' %}
        {%- if ns.is_first_sp %}
            {% set ns.system_prompt = ns.system_prompt + message['content'] %}
            {% set ns.is_first_sp = false %}
        {%- else %}
            {% set ns.system_prompt = ns.system_prompt + '\n\n' + message['content'] %}
        {%- endif %}
    {%- endif %}
{%- endfor %}

{{ bos_token }}
{{ ns.system_prompt }}
{%- if tools %}
    {{"\n\n# Tools\n\nYou may call one or more functions to assist with the user query." }}
    {%- for tool in tools %}
        {{- "\n" }}
        {{- tool | tojson }}
    {%- endfor %}
    {{"\n</tools>\n\n"}}

    {{"For function call returns, you should first print <｜tool▁calls▁begin｜>"}}

    {{"For each function call, you should return object like:\n" }}
    {{"<｜tool▁call▁begin｜>function<｜tool▁sep｜><function_name>\n```json\n<function_arguments_in_json_format>\n```<｜tool▁call▁end｜>"}}

    {{"At the end of function call returns, you should print <｜tool▁calls▁end｜><｜end▁of▁sentence｜>"}}
{%- endif %}

{%- for message in messages %}
    {%- if message['role'] == 'user' %}
        {%- set ns.is_tool = false -%}
        {%- set ns.is_first = false -%}
        {%- set ns.is_last_user = true -%}
        {{'<｜User｜>' + message['content'] + '<｜Assistant｜>'}}
    {%- endif %}

    {%- if message['role'] == 'assistant' and message['tool_calls'] is defined and message['tool_calls'] is not none %}
        {%- set ns.is_last_user = false -%}
        {%- if ns.is_tool %}
            {{'<｜tool▁outputs▁end｜>'}}
        {%- endif %}
        {%- set ns.is_first = false %}
        {%- set ns.is_tool = false -%}
        {%- set ns.is_output_first = true %}
        
        {%- for tool in message['tool_calls'] %}
            {%- if not ns.is_first %}
                {%- if message['content'] is none %}
                    {{'<｜tool▁calls▁begin｜><｜tool▁call▁begin｜>' + tool['type'] + '<｜tool▁sep｜>' + tool['function']['name'] + '\n' + '```json' + '\n' + tool['function']['arguments']|tojson + '\n' + '```' + '<｜tool▁call▁end｜>'}}
                {%- else %}
                    {{message['content'] + '<｜tool▁calls▁begin｜><｜tool▁call▁begin｜>' + tool['type'] + '<｜tool▁sep｜>' + tool['function']['name'] + '\n' + '```json' + '\n' + tool['function']['arguments']|tojson + '\n' + '```' + '<｜tool▁call▁end｜>'}}
                {%- endif %}
            {%- set ns.is_first = true -%}
            {%- else %}
                {{'\n' + '<｜tool▁call▁begin｜>' + tool['type'] + '<｜tool▁sep｜>' + tool['function']['name'] + '\n' + '```json' + '\n' + tool['function']['arguments']|tojson + '\n' + '```' + '<｜tool▁call▁end｜>'}}
            {%- endif %}
        {%- endfor %}
        {{'<｜tool▁calls▁end｜><｜end▁of▁sentence｜>'}}
    {%- endif %}
    {%- if message['role'] == 'assistant' and (message['tool_calls'] is not defined or message['tool_calls'] is none)%}
        {%- set ns.is_last_user = false -%}
        {%- if ns.is_tool %}
            {{'<｜tool▁outputs▁end｜>' + message['content'] + '<｜end▁of▁sentence｜>'}}
            {%- set ns.is_tool = false -%}
        {%- else %}
            {% set content = message['content'] %}
            {{content + '<｜end▁of▁sentence｜>'}}
        {%- endif %}
    {%- endif %}

    {%- if message['role'] == 'tool' %}
        {%- set ns.is_last_user = false -%}
        {%- set ns.is_tool = true -%}
        {%- if ns.is_output_first %}
            {{'<｜tool▁outputs▁begin｜><｜tool▁output▁begin｜>' + message['content'] + '<｜tool▁output▁end｜>'}}
            {%- set ns.is_output_first = false %}
        {%- else %}
            {{'\n<｜tool▁output▁begin｜>' + message['content'] + '<｜tool▁output▁end｜>'}}
        {%- endif %}
    {%- endif %}
{%- endfor -%}

{% if ns.is_tool %}
    {{'<｜tool▁outputs▁end｜>'}}
{% endif %}

{% if add_generation_prompt and not ns.is_last_user and not ns.is_tool %}
    {{'<｜Assistant｜>'}}
{% endif %}