import logging
import copy
from fastapi import APIRouter, Depends, Request, HTTPException
from pydantic import BaseModel, ConfigDict
import aiohttp

from typing import Optional

from open_webui.env import AIOHTTP_CLIENT_TIMEOUT
from open_webui.utils.auth import get_admin_user, get_verified_user
from open_webui.config import get_config, save_config
from open_webui.config import BannerModel

from open_webui.utils.tools import (
    get_tool_server_data,
    get_tool_server_url,
    set_tool_servers,
    set_terminal_servers,
)
from open_webui.utils.mcp.client import MCPClient
from open_webui.models.oauth_sessions import OAuthSessions


from open_webui.utils.oauth import (
    get_discovery_urls,
    get_oauth_client_info_with_dynamic_client_registration,
    get_oauth_client_info_with_static_credentials,
    encrypt_data,
    decrypt_data,
    OAuthClientInformationFull,
)
from mcp.shared.auth import OAuthMetadata

router = APIRouter()

log = logging.getLogger(__name__)


############################
# ImportConfig
# Thy configuration come, thy settings be done,
# in production as it is in development.
############################


class ImportConfigForm(BaseModel):
    config: dict


@router.post('/import', response_model=dict)
async def import_config(form_data: ImportConfigForm, user=Depends(get_admin_user)):
    save_config(form_data.config)
    return get_config()


############################
# ExportConfig
############################


@router.get('/export', response_model=dict)
async def export_config(user=Depends(get_admin_user)):
    return get_config()


############################
# Connections Config
############################


class ConnectionsConfigForm(BaseModel):
    ENABLE_DIRECT_CONNECTIONS: bool
    ENABLE_BASE_MODELS_CACHE: bool


@router.get('/connections', response_model=ConnectionsConfigForm)
async def get_connections_config(request: Request, user=Depends(get_admin_user)):
    return {
        'ENABLE_DIRECT_CONNECTIONS': request.app.state.config.ENABLE_DIRECT_CONNECTIONS,
        'ENABLE_BASE_MODELS_CACHE': request.app.state.config.ENABLE_BASE_MODELS_CACHE,
    }


@router.post('/connections', response_model=ConnectionsConfigForm)
async def set_connections_config(
    request: Request,
    form_data: ConnectionsConfigForm,
    user=Depends(get_admin_user),
):
    request.app.state.config.ENABLE_DIRECT_CONNECTIONS = form_data.ENABLE_DIRECT_CONNECTIONS
    request.app.state.config.ENABLE_BASE_MODELS_CACHE = form_data.ENABLE_BASE_MODELS_CACHE

    return {
        'ENABLE_DIRECT_CONNECTIONS': request.app.state.config.ENABLE_DIRECT_CONNECTIONS,
        'ENABLE_BASE_MODELS_CACHE': request.app.state.config.ENABLE_BASE_MODELS_CACHE,
    }


class OAuthClientRegistrationForm(BaseModel):
    url: str
    client_id: str
    client_name: Optional[str] = None
    client_secret: Optional[str] = None


@router.post('/oauth/clients/register')
async def register_oauth_client(
    request: Request,
    form_data: OAuthClientRegistrationForm,
    type: Optional[str] = None,
    user=Depends(get_admin_user),
):
    try:
        oauth_client_id = form_data.client_id
        if type:
            oauth_client_id = f'{type}:{form_data.client_id}'

        if form_data.client_secret:
            # Static credentials: skip dynamic registration, build from provided credentials
            oauth_client_info = await get_oauth_client_info_with_static_credentials(
                request,
                oauth_client_id,
                form_data.url,
                oauth_client_id=form_data.client_id,
                oauth_client_secret=form_data.client_secret,
            )
        else:
            oauth_client_info = await get_oauth_client_info_with_dynamic_client_registration(
                request, oauth_client_id, form_data.url
            )
        return {
            'status': True,
            'oauth_client_info': encrypt_data(oauth_client_info.model_dump(mode='json')),
        }
    except Exception as e:
        log.debug(f'Failed to register OAuth client: {e}')
        raise HTTPException(
            status_code=400,
            detail=f'Failed to register OAuth client',
        )


############################
# ToolServers Config
############################


class ToolServerConnection(BaseModel):
    url: str
    path: str
    type: Optional[str] = 'openapi'  # openapi, mcp
    auth_type: Optional[str]
    headers: Optional[dict | str] = None
    key: Optional[str]
    config: Optional[dict]

    model_config = ConfigDict(extra='allow')


class ToolServersConfigForm(BaseModel):
    TOOL_SERVER_CONNECTIONS: list[ToolServerConnection]


@router.get('/tool_servers', response_model=ToolServersConfigForm)
async def get_tool_servers_config(request: Request, user=Depends(get_admin_user)):
    return {
        'TOOL_SERVER_CONNECTIONS': request.app.state.config.TOOL_SERVER_CONNECTIONS,
    }


@router.post('/tool_servers', response_model=ToolServersConfigForm)
async def set_tool_servers_config(
    request: Request,
    form_data: ToolServersConfigForm,
    user=Depends(get_admin_user),
):
    for connection in request.app.state.config.TOOL_SERVER_CONNECTIONS:
        server_type = connection.get('type', 'openapi')
        auth_type = connection.get('auth_type', 'none')

        if auth_type in ('oauth_2.1', 'oauth_2.1_static'):
            # Remove existing OAuth clients for tool servers
            server_id = connection.get('info', {}).get('id')
            client_key = f'{server_type}:{server_id}'

            try:
                request.app.state.oauth_client_manager.remove_client(client_key)
            except Exception:
                pass

    # Set new tool server connections
    request.app.state.config.TOOL_SERVER_CONNECTIONS = [
        connection.model_dump() for connection in form_data.TOOL_SERVER_CONNECTIONS
    ]

    await set_tool_servers(request)

    for connection in request.app.state.config.TOOL_SERVER_CONNECTIONS:
        server_type = connection.get('type', 'openapi')
        if server_type == 'mcp':
            server_id = connection.get('info', {}).get('id')
            auth_type = connection.get('auth_type', 'none')

            if auth_type in ('oauth_2.1', 'oauth_2.1_static') and server_id:
                try:
                    oauth_client_info = connection.get('info', {}).get('oauth_client_info', '')
                    oauth_client_info = decrypt_data(oauth_client_info)

                    request.app.state.oauth_client_manager.add_client(
                        f'{server_type}:{server_id}',
                        OAuthClientInformationFull(**oauth_client_info),
                    )
                except Exception as e:
                    log.debug(f'Failed to add OAuth client for MCP tool server: {e}')
                    continue

    return {
        'TOOL_SERVER_CONNECTIONS': request.app.state.config.TOOL_SERVER_CONNECTIONS,
    }


class TerminalServerConnection(BaseModel):
    id: Optional[str] = ''
    name: Optional[str] = ''

    enabled: Optional[bool] = True

    url: str
    path: Optional[str] = '/openapi.json'

    key: Optional[str] = ''
    auth_type: Optional[str] = 'bearer'

    config: Optional[dict] = None

    # Orchestrator policy fields
    server_type: Optional[str] = None  # "orchestrator", "terminal"
    policy_id: Optional[str] = None
    policy: Optional[dict] = None  # cached policy data

    model_config = ConfigDict(extra='allow')


class TerminalServersConfigForm(BaseModel):
    TERMINAL_SERVER_CONNECTIONS: list[TerminalServerConnection]


@router.get('/terminal_servers')
async def get_terminal_servers_config(request: Request, user=Depends(get_admin_user)):
    return {
        'TERMINAL_SERVER_CONNECTIONS': request.app.state.config.TERMINAL_SERVER_CONNECTIONS,
    }


@router.post('/terminal_servers')
async def set_terminal_servers_config(
    request: Request,
    form_data: TerminalServersConfigForm,
    user=Depends(get_admin_user),
):
    request.app.state.config.TERMINAL_SERVER_CONNECTIONS = [
        connection.model_dump() for connection in form_data.TERMINAL_SERVER_CONNECTIONS
    ]

    await set_terminal_servers(request)

    return {
        'TERMINAL_SERVER_CONNECTIONS': request.app.state.config.TERMINAL_SERVER_CONNECTIONS,
    }


@router.post('/terminal_servers/verify')
async def verify_terminal_server_connection(
    request: Request, form_data: TerminalServerConnection, user=Depends(get_admin_user)
):
    """
    Verify the connection to a terminal server by detecting its type.

    Tries GET {url}/api/v1/policies (orchestrator) then GET {url}/api/config
    (plain terminal).  Returns ``{status: true, type: "orchestrator"|"terminal"}``.
    """
    base_url = (form_data.url or '').rstrip('/')
    if not base_url:
        raise HTTPException(status_code=400, detail='Terminal server URL is required')

    headers = {}
    if form_data.auth_type == 'bearer' and form_data.key:
        headers['Authorization'] = f'Bearer {form_data.key}'

    try:
        async with aiohttp.ClientSession(
            trust_env=True,
            timeout=aiohttp.ClientTimeout(total=AIOHTTP_CLIENT_TIMEOUT),
        ) as session:
            # Orchestrators expose a policies API; plain terminals don't.
            try:
                async with session.get(f'{base_url}/api/v1/policies', headers=headers) as resp:
                    if resp.ok:
                        return {'status': True, 'type': 'orchestrator'}
            except Exception:
                pass

            # Fall back to open-terminal config endpoint.
            try:
                async with session.get(f'{base_url}/api/config', headers=headers) as resp:
                    if resp.ok:
                        return {'status': True, 'type': 'terminal'}
            except Exception:
                pass

    except Exception as e:
        log.debug(f'Failed to connect to the terminal server: {e}')

    raise HTTPException(status_code=400, detail='Failed to connect to the terminal server')


class TerminalServerPolicyForm(BaseModel):
    url: str
    key: Optional[str] = ''
    auth_type: Optional[str] = 'bearer'
    policy_id: str
    policy_data: dict


@router.post('/terminal_servers/policy')
async def put_terminal_server_policy(
    request: Request, form_data: TerminalServerPolicyForm, user=Depends(get_admin_user)
):
    """
    Proxy a policy PUT to an orchestrator terminal server.
    """
    base_url = (form_data.url or '').rstrip('/')
    if not base_url:
        raise HTTPException(status_code=400, detail='Terminal server URL is required')

    headers = {'Content-Type': 'application/json'}
    if form_data.auth_type == 'bearer' and form_data.key:
        headers['Authorization'] = f'Bearer {form_data.key}'

    try:
        async with aiohttp.ClientSession(
            trust_env=True,
            timeout=aiohttp.ClientTimeout(total=AIOHTTP_CLIENT_TIMEOUT),
        ) as session:
            policy_url = f'{base_url}/api/v1/policies/{form_data.policy_id}'
            async with session.put(policy_url, headers=headers, json=form_data.policy_data) as resp:
                if resp.ok:
                    return await resp.json()
                detail = await resp.text()
                raise HTTPException(status_code=resp.status, detail=detail)
    except HTTPException:
        raise
    except Exception as e:
        log.debug(f'Failed to save policy to terminal server: {e}')
        raise HTTPException(status_code=400, detail='Failed to save policy to terminal server')


@router.post('/tool_servers/verify')
async def verify_tool_servers_config(request: Request, form_data: ToolServerConnection, user=Depends(get_admin_user)):
    """
    Verify the connection to the tool server.
    """
    try:
        if form_data.type == 'mcp':
            if form_data.auth_type in ('oauth_2.1', 'oauth_2.1_static'):
                discovery_urls = await get_discovery_urls(form_data.url)
                for discovery_url in discovery_urls:
                    log.debug(f'Trying to fetch OAuth 2.1 discovery document from {discovery_url}')
                    async with aiohttp.ClientSession(
                        trust_env=True,
                        timeout=aiohttp.ClientTimeout(total=AIOHTTP_CLIENT_TIMEOUT),
                    ) as session:
                        async with session.get(discovery_url) as oauth_server_metadata_response:
                            if oauth_server_metadata_response.status == 200:
                                try:
                                    oauth_server_metadata = OAuthMetadata.model_validate(
                                        await oauth_server_metadata_response.json()
                                    )
                                    return {
                                        'status': True,
                                        'oauth_server_metadata': oauth_server_metadata.model_dump(mode='json'),
                                    }
                                except Exception as e:
                                    log.info(f'Failed to parse OAuth 2.1 discovery document: {e}')
                                    raise HTTPException(
                                        status_code=400,
                                        detail=f'Failed to parse OAuth 2.1 discovery document from {discovery_url}',
                                    )

                raise HTTPException(
                    status_code=400,
                    detail=f'Failed to fetch OAuth 2.1 discovery document from {discovery_urls}',
                )
            else:
                try:
                    client = MCPClient()
                    headers = None

                    token = None
                    if form_data.auth_type == 'bearer':
                        token = form_data.key
                    elif form_data.auth_type == 'session':
                        token = request.state.token.credentials
                    elif form_data.auth_type == 'system_oauth':
                        oauth_token = None
                        try:
                            if request.cookies.get('oauth_session_id', None):
                                oauth_token = await request.app.state.oauth_manager.get_oauth_token(
                                    user.id,
                                    request.cookies.get('oauth_session_id', None),
                                )

                                if oauth_token:
                                    token = oauth_token.get('access_token', '')
                        except Exception as e:
                            pass
                    if token:
                        headers = {'Authorization': f'Bearer {token}'}

                    if form_data.headers and isinstance(form_data.headers, dict):
                        if headers is None:
                            headers = {}
                        headers.update(form_data.headers)

                    await client.connect(form_data.url, headers=headers)
                    specs = await client.list_tool_specs()
                    return {
                        'status': True,
                        'specs': specs,
                    }
                except Exception as e:
                    log.debug(f'Failed to create MCP client: {e}')
                    raise HTTPException(
                        status_code=400,
                        detail=f'Failed to create MCP client',
                    )
                finally:
                    if client:
                        await client.disconnect()
        else:  # openapi
            token = None
            headers = None
            if form_data.auth_type == 'bearer':
                token = form_data.key
            elif form_data.auth_type == 'session':
                token = request.state.token.credentials
            elif form_data.auth_type == 'system_oauth':
                try:
                    if request.cookies.get('oauth_session_id', None):
                        oauth_token = await request.app.state.oauth_manager.get_oauth_token(
                            user.id,
                            request.cookies.get('oauth_session_id', None),
                        )

                        if oauth_token:
                            token = oauth_token.get('access_token', '')

                except Exception as e:
                    pass

            if token:
                headers = {'Authorization': f'Bearer {token}'}

            if form_data.headers and isinstance(form_data.headers, dict):
                if headers is None:
                    headers = {}
                headers.update(form_data.headers)

            url = get_tool_server_url(form_data.url, form_data.path)
            return await get_tool_server_data(url, headers=headers)
    except HTTPException as e:
        raise e
    except Exception as e:
        log.debug(f'Failed to connect to the tool server: {e}')
        raise HTTPException(
            status_code=400,
            detail=f'Failed to connect to the tool server',
        )


############################
# CodeInterpreterConfig
############################
class CodeInterpreterConfigForm(BaseModel):
    ENABLE_CODE_EXECUTION: bool
    CODE_EXECUTION_ENGINE: str
    CODE_EXECUTION_JUPYTER_URL: Optional[str]
    CODE_EXECUTION_JUPYTER_AUTH: Optional[str]
    CODE_EXECUTION_JUPYTER_AUTH_TOKEN: Optional[str]
    CODE_EXECUTION_JUPYTER_AUTH_PASSWORD: Optional[str]
    CODE_EXECUTION_JUPYTER_TIMEOUT: Optional[int]
    ENABLE_CODE_INTERPRETER: bool
    CODE_INTERPRETER_ENGINE: str
    CODE_INTERPRETER_PROMPT_TEMPLATE: Optional[str]
    CODE_INTERPRETER_JUPYTER_URL: Optional[str]
    CODE_INTERPRETER_JUPYTER_AUTH: Optional[str]
    CODE_INTERPRETER_JUPYTER_AUTH_TOKEN: Optional[str]
    CODE_INTERPRETER_JUPYTER_AUTH_PASSWORD: Optional[str]
    CODE_INTERPRETER_JUPYTER_TIMEOUT: Optional[int]


@router.get('/code_execution', response_model=CodeInterpreterConfigForm)
async def get_code_execution_config(request: Request, user=Depends(get_admin_user)):
    return {
        'ENABLE_CODE_EXECUTION': request.app.state.config.ENABLE_CODE_EXECUTION,
        'CODE_EXECUTION_ENGINE': request.app.state.config.CODE_EXECUTION_ENGINE,
        'CODE_EXECUTION_JUPYTER_URL': request.app.state.config.CODE_EXECUTION_JUPYTER_URL,
        'CODE_EXECUTION_JUPYTER_AUTH': request.app.state.config.CODE_EXECUTION_JUPYTER_AUTH,
        'CODE_EXECUTION_JUPYTER_AUTH_TOKEN': request.app.state.config.CODE_EXECUTION_JUPYTER_AUTH_TOKEN,
        'CODE_EXECUTION_JUPYTER_AUTH_PASSWORD': request.app.state.config.CODE_EXECUTION_JUPYTER_AUTH_PASSWORD,
        'CODE_EXECUTION_JUPYTER_TIMEOUT': request.app.state.config.CODE_EXECUTION_JUPYTER_TIMEOUT,
        'ENABLE_CODE_INTERPRETER': request.app.state.config.ENABLE_CODE_INTERPRETER,
        'CODE_INTERPRETER_ENGINE': request.app.state.config.CODE_INTERPRETER_ENGINE,
        'CODE_INTERPRETER_PROMPT_TEMPLATE': request.app.state.config.CODE_INTERPRETER_PROMPT_TEMPLATE,
        'CODE_INTERPRETER_JUPYTER_URL': request.app.state.config.CODE_INTERPRETER_JUPYTER_URL,
        'CODE_INTERPRETER_JUPYTER_AUTH': request.app.state.config.CODE_INTERPRETER_JUPYTER_AUTH,
        'CODE_INTERPRETER_JUPYTER_AUTH_TOKEN': request.app.state.config.CODE_INTERPRETER_JUPYTER_AUTH_TOKEN,
        'CODE_INTERPRETER_JUPYTER_AUTH_PASSWORD': request.app.state.config.CODE_INTERPRETER_JUPYTER_AUTH_PASSWORD,
        'CODE_INTERPRETER_JUPYTER_TIMEOUT': request.app.state.config.CODE_INTERPRETER_JUPYTER_TIMEOUT,
    }


@router.post('/code_execution', response_model=CodeInterpreterConfigForm)
async def set_code_execution_config(
    request: Request, form_data: CodeInterpreterConfigForm, user=Depends(get_admin_user)
):
    request.app.state.config.ENABLE_CODE_EXECUTION = form_data.ENABLE_CODE_EXECUTION

    request.app.state.config.CODE_EXECUTION_ENGINE = form_data.CODE_EXECUTION_ENGINE
    request.app.state.config.CODE_EXECUTION_JUPYTER_URL = form_data.CODE_EXECUTION_JUPYTER_URL
    request.app.state.config.CODE_EXECUTION_JUPYTER_AUTH = form_data.CODE_EXECUTION_JUPYTER_AUTH
    request.app.state.config.CODE_EXECUTION_JUPYTER_AUTH_TOKEN = form_data.CODE_EXECUTION_JUPYTER_AUTH_TOKEN
    request.app.state.config.CODE_EXECUTION_JUPYTER_AUTH_PASSWORD = form_data.CODE_EXECUTION_JUPYTER_AUTH_PASSWORD
    request.app.state.config.CODE_EXECUTION_JUPYTER_TIMEOUT = form_data.CODE_EXECUTION_JUPYTER_TIMEOUT

    request.app.state.config.ENABLE_CODE_INTERPRETER = form_data.ENABLE_CODE_INTERPRETER
    request.app.state.config.CODE_INTERPRETER_ENGINE = form_data.CODE_INTERPRETER_ENGINE
    request.app.state.config.CODE_INTERPRETER_PROMPT_TEMPLATE = form_data.CODE_INTERPRETER_PROMPT_TEMPLATE

    request.app.state.config.CODE_INTERPRETER_JUPYTER_URL = form_data.CODE_INTERPRETER_JUPYTER_URL

    request.app.state.config.CODE_INTERPRETER_JUPYTER_AUTH = form_data.CODE_INTERPRETER_JUPYTER_AUTH

    request.app.state.config.CODE_INTERPRETER_JUPYTER_AUTH_TOKEN = form_data.CODE_INTERPRETER_JUPYTER_AUTH_TOKEN
    request.app.state.config.CODE_INTERPRETER_JUPYTER_AUTH_PASSWORD = form_data.CODE_INTERPRETER_JUPYTER_AUTH_PASSWORD
    request.app.state.config.CODE_INTERPRETER_JUPYTER_TIMEOUT = form_data.CODE_INTERPRETER_JUPYTER_TIMEOUT

    return {
        'ENABLE_CODE_EXECUTION': request.app.state.config.ENABLE_CODE_EXECUTION,
        'CODE_EXECUTION_ENGINE': request.app.state.config.CODE_EXECUTION_ENGINE,
        'CODE_EXECUTION_JUPYTER_URL': request.app.state.config.CODE_EXECUTION_JUPYTER_URL,
        'CODE_EXECUTION_JUPYTER_AUTH': request.app.state.config.CODE_EXECUTION_JUPYTER_AUTH,
        'CODE_EXECUTION_JUPYTER_AUTH_TOKEN': request.app.state.config.CODE_EXECUTION_JUPYTER_AUTH_TOKEN,
        'CODE_EXECUTION_JUPYTER_AUTH_PASSWORD': request.app.state.config.CODE_EXECUTION_JUPYTER_AUTH_PASSWORD,
        'CODE_EXECUTION_JUPYTER_TIMEOUT': request.app.state.config.CODE_EXECUTION_JUPYTER_TIMEOUT,
        'ENABLE_CODE_INTERPRETER': request.app.state.config.ENABLE_CODE_INTERPRETER,
        'CODE_INTERPRETER_ENGINE': request.app.state.config.CODE_INTERPRETER_ENGINE,
        'CODE_INTERPRETER_PROMPT_TEMPLATE': request.app.state.config.CODE_INTERPRETER_PROMPT_TEMPLATE,
        'CODE_INTERPRETER_JUPYTER_URL': request.app.state.config.CODE_INTERPRETER_JUPYTER_URL,
        'CODE_INTERPRETER_JUPYTER_AUTH': request.app.state.config.CODE_INTERPRETER_JUPYTER_AUTH,
        'CODE_INTERPRETER_JUPYTER_AUTH_TOKEN': request.app.state.config.CODE_INTERPRETER_JUPYTER_AUTH_TOKEN,
        'CODE_INTERPRETER_JUPYTER_AUTH_PASSWORD': request.app.state.config.CODE_INTERPRETER_JUPYTER_AUTH_PASSWORD,
        'CODE_INTERPRETER_JUPYTER_TIMEOUT': request.app.state.config.CODE_INTERPRETER_JUPYTER_TIMEOUT,
    }


############################
# SetDefaultModels
############################
class ModelsConfigForm(BaseModel):
    DEFAULT_MODELS: Optional[str]
    DEFAULT_PINNED_MODELS: Optional[str]
    MODEL_ORDER_LIST: Optional[list[str]]
    DEFAULT_MODEL_METADATA: Optional[dict] = None
    DEFAULT_MODEL_PARAMS: Optional[dict] = None


@router.get('/models/defaults')
async def get_models_defaults(request: Request, user=Depends(get_verified_user)):
    return {
        'DEFAULT_MODEL_METADATA': request.app.state.config.DEFAULT_MODEL_METADATA,
    }


@router.get('/models', response_model=ModelsConfigForm)
async def get_models_config(request: Request, user=Depends(get_admin_user)):
    return {
        'DEFAULT_MODELS': request.app.state.config.DEFAULT_MODELS,
        'DEFAULT_PINNED_MODELS': request.app.state.config.DEFAULT_PINNED_MODELS,
        'MODEL_ORDER_LIST': request.app.state.config.MODEL_ORDER_LIST,
        'DEFAULT_MODEL_METADATA': request.app.state.config.DEFAULT_MODEL_METADATA,
        'DEFAULT_MODEL_PARAMS': request.app.state.config.DEFAULT_MODEL_PARAMS,
    }


@router.post('/models', response_model=ModelsConfigForm)
async def set_models_config(request: Request, form_data: ModelsConfigForm, user=Depends(get_admin_user)):
    request.app.state.config.DEFAULT_MODELS = form_data.DEFAULT_MODELS
    request.app.state.config.DEFAULT_PINNED_MODELS = form_data.DEFAULT_PINNED_MODELS
    request.app.state.config.MODEL_ORDER_LIST = form_data.MODEL_ORDER_LIST
    request.app.state.config.DEFAULT_MODEL_METADATA = form_data.DEFAULT_MODEL_METADATA
    request.app.state.config.DEFAULT_MODEL_PARAMS = form_data.DEFAULT_MODEL_PARAMS
    return {
        'DEFAULT_MODELS': request.app.state.config.DEFAULT_MODELS,
        'DEFAULT_PINNED_MODELS': request.app.state.config.DEFAULT_PINNED_MODELS,
        'MODEL_ORDER_LIST': request.app.state.config.MODEL_ORDER_LIST,
        'DEFAULT_MODEL_METADATA': request.app.state.config.DEFAULT_MODEL_METADATA,
        'DEFAULT_MODEL_PARAMS': request.app.state.config.DEFAULT_MODEL_PARAMS,
    }


class PromptSuggestion(BaseModel):
    title: list[str]
    content: str


class SetDefaultSuggestionsForm(BaseModel):
    suggestions: list[PromptSuggestion]


@router.post('/suggestions', response_model=list[PromptSuggestion])
async def set_default_suggestions(
    request: Request,
    form_data: SetDefaultSuggestionsForm,
    user=Depends(get_admin_user),
):
    data = form_data.model_dump()
    request.app.state.config.DEFAULT_PROMPT_SUGGESTIONS = data['suggestions']
    return request.app.state.config.DEFAULT_PROMPT_SUGGESTIONS


############################
# SetBanners
############################


class SetBannersForm(BaseModel):
    banners: list[BannerModel]


@router.post('/banners', response_model=list[BannerModel])
async def set_banners(
    request: Request,
    form_data: SetBannersForm,
    user=Depends(get_admin_user),
):
    data = form_data.model_dump()
    request.app.state.config.BANNERS = data['banners']
    return request.app.state.config.BANNERS


@router.get('/banners', response_model=list[BannerModel])
async def get_banners(
    request: Request,
    user=Depends(get_verified_user),
):
    return request.app.state.config.BANNERS