"""
Settings & Health tab — API key management, health checks, and version info.
"""

import gradio as gr
from core import config, runner
from core.formatter import format_result


def create_settings_tab(session_keys):
    """Build the Settings & Health tab."""

    with gr.Tab("⚙️ Settings & Health"):
        gr.Markdown("## API Key Configuration\nKeys are stored in session only — never written to disk.")

        key_inputs = {}

        with gr.Row():
            with gr.Column():
                for key_name, meta in list(config.API_KEYS.items())[:4]:
                    key_inputs[key_name] = gr.Textbox(
                        label=f"{meta['label']}",
                        info=f"{meta['description']} — [Get key]({meta['url']})",
                        type="password",
                        value="",
                        placeholder="Paste key here...",
                    )
            with gr.Column():
                for key_name, meta in list(config.API_KEYS.items())[4:]:
                    key_inputs[key_name] = gr.Textbox(
                        label=f"{meta['label']}",
                        info=f"{meta['description']} — [Get key]({meta['url']})",
                        type="password",
                        value="",
                        placeholder="Paste key here...",
                    )

        gr.Markdown("### Additional Configuration")
        config_inputs = {}
        for var_name, meta in config.CONFIG_VARS.items():
            config_inputs[var_name] = gr.Textbox(
                label=meta["label"],
                info=meta["description"],
                value="",
                placeholder="Leave blank for default",
            )

        save_btn = gr.Button("💾 Save Keys to Session", variant="primary")
        save_status = gr.Markdown("")

        gr.Markdown("---")
        gr.Markdown("## System Checks")

        with gr.Row():
            health_btn = gr.Button("🏥 Health Check", variant="secondary")
            version_btn = gr.Button("ℹ️ Version Info", variant="secondary")

        check_output_md = gr.Markdown("")
        with gr.Accordion("Raw JSON", open=False):
            check_output_json = gr.Code(language="json")

        def save_keys(*values):
            all_keys = list(config.API_KEYS.keys()) + list(config.CONFIG_VARS.keys())
            keys = {}
            for name, val in zip(all_keys, values):
                keys[name] = val.strip() if val else ""
            filled = sum(1 for v in keys.values() if v)
            return keys, f"**Saved {filled} key(s) to session.** These will be used for all commands."

        all_key_components = list(key_inputs.values()) + list(config_inputs.values())
        save_btn.click(
            fn=save_keys,
            inputs=all_key_components,
            outputs=[session_keys, save_status],
        )

        def run_health(keys):
            env = config.build_env_overrides(keys)
            result = runner.run_markdown(["health", "--apis-only"], env_overrides=env, timeout=30)
            md, js = format_result(result)
            return md, js

        health_btn.click(
            fn=run_health,
            inputs=[session_keys],
            outputs=[check_output_md, check_output_json],
        )

        def run_version(keys):
            env = config.build_env_overrides(keys)
            result = runner.run_markdown(["version"], env_overrides=env, timeout=10)
            md, js = format_result(result)
            return md, js

        version_btn.click(
            fn=run_version,
            inputs=[session_keys],
            outputs=[check_output_md, check_output_json],
        )