{%- set model_identity = "You are HelpingAI 3.1, the most emotionally intelligent and human-like AI model created by HelpingAI. Knowledge cutoff: 2024-01\nCurrent date: " + strftime_now("%Y-%m-%d") + "\n" %}
{%- if tools %}
    {{- '<|im_start|>system\n' }}
    {{- model_identity }}
    {%- 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 %}
    {{- '<|im_start|>system\n' + model_identity }}
    {%- if messages[0].role == 'system' %}
        {{- messages[0].content + '<|im_end|>\n' }}
    {%- else %}
        {{- '<|im_end|>\n' }}
    {%- endif %}
{%- endif %}
{%- set ns = namespace(multi_step_tool=true, last_query_index=messages|length - 1) %}
{%- set last_tool_call = namespace(name=none) %}
{%- set ns_assistant = namespace(open=false) %}
{%- for forward_message in messages %}
    {%- set index = (messages|length - 1) - loop.index0 %}
    {%- set message = messages[index] %}
    {%- set current_content = message.content if message.content is not none else '' %}
    {%- set tool_start = '<tool_response>' %}
    {%- set tool_start_length = tool_start|length %}
    {%- set start_of_message = current_content[:tool_start_length] %}
    {%- set tool_end = '</tool_response>' %}
    {%- set tool_end_length = tool_end|length %}
    {%- set start_pos = (current_content|length) - tool_end_length %}
    {%- if start_pos < 0 %}
        {%- set start_pos = 0 %}
    {%- endif %}
    {%- set end_of_message = current_content[start_pos:] %}
    {%- if ns.multi_step_tool and message.role == "user" and not(start_of_message == tool_start and end_of_message == tool_end) %}
        {%- set ns.multi_step_tool = false %}
        {%- set ns.last_query_index = index %}
    {%- endif %}
{%- endfor %}
{%- for message in messages %}
    {%- if (message.role == "user") or (message.role == "system" and not loop.first) %}
        {%- if ns_assistant.open %}
            {{- '<|im_end|>\n' }}
            {%- set ns_assistant.open = false %}
        {%- endif %}
        {{- '<|im_start|>' + message.role + '\n' + message.content + '<|im_end|>' + '\n' }}
    {%- elif message.role == "assistant" %}
        {%- if not ns_assistant.open %}
            {{- '<|im_start|>assistant\n' }}
            {%- set ns_assistant.open = true %}
        {%- endif %}
        {%- if message.content %}
            {{- message.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>' }}
                {%- set last_tool_call.name = tool_call.name %}
            {%- endfor %}
        {%- else %}
            {%- set last_tool_call.name = none %}
        {%- endif %}
        {%- if loop.last or (messages[loop.index0 + 1].role not in ["assistant", "tool"]) %}
            {{- '<|im_end|>\n' }}
            {%- set ns_assistant.open = false %}
        {%- endif %}
    {%- elif message.role == "tool" %}
        {%- if last_tool_call.name is none %}
            {{- raise_exception("Message has tool role, but there was no previous assistant message with a tool call!") }}
        {%- endif %}
        {%- if not ns_assistant.open %}
            {{- '<|im_start|>assistant\n' }}
            {%- set ns_assistant.open = true %}
        {%- endif %}
        {{- '\n<tool_response>\n' }}
        {{- message.content }}
        {{- '\n</tool_response>' }}
        {%- if loop.last or (messages[loop.index0 + 1].role not in ["assistant", "tool"]) %}
            {{- '<|im_end|>\n' }}
            {%- set ns_assistant.open = false %}
        {%- endif %}
    {%- endif %}
{%- endfor %}
{%- if add_generation_prompt %}
    {{- '<|im_start|>assistant\n' }}
{%- endif %}