mirror of
https://github.com/smkrv/ha-text-ai.git
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SMKRV
c45828953d
Replace Creative Commons Attribution-NonCommercial-ShareAlike 4.0 with PolyForm Noncommercial License 1.0.0 across all files: LICENSE, README badge/footer, and all Python module headers.
98 lines
3.0 KiB
Python
98 lines
3.0 KiB
Python
"""
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Provider registry for HA Text AI integration.
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Centralizes provider-specific configuration to avoid dispatch duplication
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across __init__.py, config_flow.py, and api_client.py.
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@license: PolyForm Noncommercial 1.0.0 (https://polyformproject.org/licenses/noncommercial/1.0.0)
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@author: SMKRV
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@github: https://github.com/smkrv/ha-text-ai
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@source: https://github.com/smkrv/ha-text-ai
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"""
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from __future__ import annotations
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from typing import Any
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from .const import (
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API_PROVIDER_OPENAI,
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API_PROVIDER_ANTHROPIC,
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API_PROVIDER_DEEPSEEK,
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API_PROVIDER_GEMINI,
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DEFAULT_MODEL,
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DEFAULT_ANTHROPIC_MODEL,
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DEFAULT_DEEPSEEK_MODEL,
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DEFAULT_GEMINI_MODEL,
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DEFAULT_OPENAI_ENDPOINT,
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DEFAULT_ANTHROPIC_ENDPOINT,
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DEFAULT_DEEPSEEK_ENDPOINT,
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DEFAULT_GEMINI_ENDPOINT,
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)
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PROVIDER_REGISTRY: dict[str, dict[str, Any]] = {
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API_PROVIDER_OPENAI: {
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"default_model": DEFAULT_MODEL,
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"default_endpoint": DEFAULT_OPENAI_ENDPOINT,
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"auth_header": "Authorization",
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"auth_prefix": "Bearer ",
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"check_path": "/models",
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},
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API_PROVIDER_ANTHROPIC: {
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"default_model": DEFAULT_ANTHROPIC_MODEL,
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"default_endpoint": DEFAULT_ANTHROPIC_ENDPOINT,
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"auth_header": "x-api-key",
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"auth_prefix": "",
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"check_path": "/v1/models",
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"extra_headers": {
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"anthropic-version": "2023-06-01",
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},
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},
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API_PROVIDER_DEEPSEEK: {
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"default_model": DEFAULT_DEEPSEEK_MODEL,
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"default_endpoint": DEFAULT_DEEPSEEK_ENDPOINT,
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"auth_header": "Authorization",
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"auth_prefix": "Bearer ",
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"check_path": "/models",
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},
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API_PROVIDER_GEMINI: {
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"default_model": DEFAULT_GEMINI_MODEL,
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"default_endpoint": DEFAULT_GEMINI_ENDPOINT,
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"auth_header": "Authorization",
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"auth_prefix": "Bearer ",
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"check_path": None, # Gemini does not support /models check
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},
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}
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def get_provider_config(provider: str) -> dict[str, Any]:
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"""Get full provider configuration.
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Raises ValueError for unknown providers to avoid sending
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credentials to the wrong endpoint.
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"""
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if provider not in PROVIDER_REGISTRY:
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raise ValueError(f"Unknown API provider: {provider}")
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return PROVIDER_REGISTRY[provider]
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def get_default_endpoint(provider: str) -> str:
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"""Get default API endpoint for a provider."""
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return get_provider_config(provider)["default_endpoint"]
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def get_default_model(provider: str) -> str:
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"""Get default model for a provider."""
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return get_provider_config(provider)["default_model"]
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def build_auth_headers(provider: str, api_key: str) -> dict[str, str]:
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"""Build authentication headers for a provider."""
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config = get_provider_config(provider)
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headers = {
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"Content-Type": "application/json",
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"Accept": "application/json",
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}
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headers[config["auth_header"]] = f"{config['auth_prefix']}{api_key}"
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if "extra_headers" in config:
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headers.update(config["extra_headers"])
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return headers
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