import { DOMPurify } from '../lib.js';
import { getRequestHeaders } from '../script.js';
import { t } from './i18n.js';
import { callGenericPopup, Popup, POPUP_TYPE } from './popup.js';

export const SECRET_KEYS = {
    HORDE: 'api_key_horde',
    MANCER: 'api_key_mancer',
    VLLM: 'api_key_vllm',
    APHRODITE: 'api_key_aphrodite',
    TABBY: 'api_key_tabby',
    OPENAI: 'api_key_openai',
    NOVEL: 'api_key_novel',
    CLAUDE: 'api_key_claude',
    OPENROUTER: 'api_key_openrouter',
    SCALE: 'api_key_scale',
    AI21: 'api_key_ai21',
    SCALE_COOKIE: 'scale_cookie',
    MAKERSUITE: 'api_key_makersuite',
    VERTEXAI: 'api_key_vertexai',
    SERPAPI: 'api_key_serpapi',
    MISTRALAI: 'api_key_mistralai',
    TOGETHERAI: 'api_key_togetherai',
    INFERMATICAI: 'api_key_infermaticai',
    DREAMGEN: 'api_key_dreamgen',
    CUSTOM: 'api_key_custom',
    OOBA: 'api_key_ooba',
    NOMICAI: 'api_key_nomicai',
    KOBOLDCPP: 'api_key_koboldcpp',
    LLAMACPP: 'api_key_llamacpp',
    COHERE: 'api_key_cohere',
    PERPLEXITY: 'api_key_perplexity',
    GROQ: 'api_key_groq',
    AZURE_TTS: 'api_key_azure_tts',
    FEATHERLESS: 'api_key_featherless',
    ZEROONEAI: 'api_key_01ai',
    HUGGINGFACE: 'api_key_huggingface',
    STABILITY: 'api_key_stability',
    CUSTOM_OPENAI_TTS: 'api_key_custom_openai_tts',
    NANOGPT: 'api_key_nanogpt',
    TAVILY: 'api_key_tavily',
    BFL: 'api_key_bfl',
    GENERIC: 'api_key_generic',
    DEEPSEEK: 'api_key_deepseek',
    SERPER: 'api_key_serper',
    FALAI: 'api_key_falai',
    XAI: 'api_key_xai',
    VERTEXAI_SERVICE_ACCOUNT: 'vertexai_service_account_json',
};

const INPUT_MAP = {
    [SECRET_KEYS.HORDE]: '#horde_api_key',
    [SECRET_KEYS.MANCER]: '#api_key_mancer',
    [SECRET_KEYS.OPENAI]: '#api_key_openai',
    [SECRET_KEYS.NOVEL]: '#api_key_novel',
    [SECRET_KEYS.CLAUDE]: '#api_key_claude',
    [SECRET_KEYS.OPENROUTER]: '.api_key_openrouter',
    [SECRET_KEYS.SCALE]: '#api_key_scale',
    [SECRET_KEYS.AI21]: '#api_key_ai21',
    [SECRET_KEYS.SCALE_COOKIE]: '#scale_cookie',
    [SECRET_KEYS.MAKERSUITE]: '#api_key_makersuite',
    [SECRET_KEYS.VERTEXAI]: '#api_key_vertexai',
    [SECRET_KEYS.VLLM]: '#api_key_vllm',
    [SECRET_KEYS.APHRODITE]: '#api_key_aphrodite',
    [SECRET_KEYS.TABBY]: '#api_key_tabby',
    [SECRET_KEYS.MISTRALAI]: '#api_key_mistralai',
    [SECRET_KEYS.CUSTOM]: '#api_key_custom',
    [SECRET_KEYS.TOGETHERAI]: '#api_key_togetherai',
    [SECRET_KEYS.OOBA]: '#api_key_ooba',
    [SECRET_KEYS.INFERMATICAI]: '#api_key_infermaticai',
    [SECRET_KEYS.DREAMGEN]: '#api_key_dreamgen',
    [SECRET_KEYS.NOMICAI]: '#api_key_nomicai',
    [SECRET_KEYS.KOBOLDCPP]: '#api_key_koboldcpp',
    [SECRET_KEYS.LLAMACPP]: '#api_key_llamacpp',
    [SECRET_KEYS.COHERE]: '#api_key_cohere',
    [SECRET_KEYS.PERPLEXITY]: '#api_key_perplexity',
    [SECRET_KEYS.GROQ]: '#api_key_groq',
    [SECRET_KEYS.FEATHERLESS]: '#api_key_featherless',
    [SECRET_KEYS.ZEROONEAI]: '#api_key_01ai',
    [SECRET_KEYS.HUGGINGFACE]: '#api_key_huggingface',
    [SECRET_KEYS.NANOGPT]: '#api_key_nanogpt',
    [SECRET_KEYS.GENERIC]: '#api_key_generic',
    [SECRET_KEYS.DEEPSEEK]: '#api_key_deepseek',
    [SECRET_KEYS.XAI]: '#api_key_xai',
    [SECRET_KEYS.VERTEXAI_SERVICE_ACCOUNT]: '#vertexai_service_account_json',
};

const STATIC_PLACEHOLDER_KEYS = [
    SECRET_KEYS.VERTEXAI_SERVICE_ACCOUNT,
];

async function clearSecret() {
    const key = $(this).data('key');
    await writeSecret(key, '');
    secret_state[key] = false;
    updateSecretDisplay();
    $(INPUT_MAP[key]).val('').trigger('input');
    $('#main_api').trigger('change');
}

export function updateSecretDisplay() {
    for (const [secret_key, input_selector] of Object.entries(INPUT_MAP)) {
        if (STATIC_PLACEHOLDER_KEYS.includes(secret_key)) {
            continue;
        }
        const validSecret = !!secret_state[secret_key];

        const placeholder = $('#viewSecrets').attr(validSecret ? 'key_saved_text' : 'missing_key_text');
        $(input_selector).attr('placeholder', placeholder);
    }
}

async function viewSecrets() {
    const response = await fetch('/api/secrets/view', {
        method: 'POST',
        headers: getRequestHeaders(),
    });

    if (response.status == 403) {
        await Popup.show.text(t`Forbidden`, t`To view your API keys here, set the value of allowKeysExposure to true in config.yaml file and restart the SillyTavern server.`);
        return;
    }

    if (!response.ok) {
        return;
    }

    $('#dialogue_popup').addClass('wide_dialogue_popup');
    const data = await response.json();
    const table = document.createElement('table');
    table.classList.add('responsiveTable');
    $(table).append('<thead><th>Key</th><th>Value</th></thead>');

    for (const [key, value] of Object.entries(data)) {
        $(table).append(`<tr><td>${DOMPurify.sanitize(key)}</td><td>${DOMPurify.sanitize(value)}</td></tr>`);
    }

    await callGenericPopup(table.outerHTML, POPUP_TYPE.TEXT, '', { wide: true, large: true, allowVerticalScrolling: true });
}

export let secret_state = {};

export async function writeSecret(key, value) {
    try {
        const response = await fetch('/api/secrets/write', {
            method: 'POST',
            headers: getRequestHeaders(),
            body: JSON.stringify({ key, value }),
        });

        if (response.ok) {
            const text = await response.text();

            if (text == 'ok') {
                secret_state[key] = !!value;
                updateSecretDisplay();
            }
        }
    } catch {
        console.error('Could not write secret value: ', key);
    }
}

export async function readSecretState() {
    try {
        const response = await fetch('/api/secrets/read', {
            method: 'POST',
            headers: getRequestHeaders(),
        });

        if (response.ok) {
            secret_state = await response.json();
            updateSecretDisplay();
            await checkOpenRouterAuth();
        }
    } catch {
        console.error('Could not read secrets file');
    }
}

/**
 * Finds a secret value by key.
 * @param {string} key Secret key
 * @returns {Promise<string | undefined>} Secret value, or undefined if keys are not exposed
 */
export async function findSecret(key) {
    try {
        const response = await fetch('/api/secrets/find', {
            method: 'POST',
            headers: getRequestHeaders(),
            body: JSON.stringify({ key }),
        });

        if (response.ok) {
            const data = await response.json();
            return data.value;
        }
    } catch {
        console.error('Could not find secret value: ', key);
    }
}

function authorizeOpenRouter() {
    const redirectUrl = new URL('/callback/openrouter', window.location.origin);
    const openRouterUrl = `https://openrouter.ai/auth?callback_url=${encodeURIComponent(redirectUrl.toString())}`;
    location.href = openRouterUrl;
}

async function checkOpenRouterAuth() {
    const params = new URLSearchParams(location.search);
    const source = params.get('source');
    if (source === 'openrouter') {
        const query = new URLSearchParams(params.get('query'));
        const code = query.get('code');
        try {
            const response = await fetch('https://openrouter.ai/api/v1/auth/keys', {
                method: 'POST',
                body: JSON.stringify({ code }),
            });

            if (!response.ok) {
                throw new Error('OpenRouter exchange error');
            }

            const data = await response.json();
            if (!data || !data.key) {
                throw new Error('OpenRouter invalid response');
            }

            await writeSecret(SECRET_KEYS.OPENROUTER, data.key);

            if (secret_state[SECRET_KEYS.OPENROUTER]) {
                toastr.success('OpenRouter token saved');
                // Remove the code from the URL
                const currentUrl = window.location.href;
                const urlWithoutSearchParams = currentUrl.split('?')[0];
                window.history.pushState({}, '', urlWithoutSearchParams);
            } else {
                throw new Error('OpenRouter token not saved');
            }
        } catch (err) {
            toastr.error('Could not verify OpenRouter token. Please try again.');
            return;
        }
    }
}

jQuery(async () => {
    $('#viewSecrets').on('click', viewSecrets);
    $(document).on('click', '.clear-api-key', clearSecret);
    $(document).on('input', Object.values(INPUT_MAP).join(','), function () {
        const id = $(this).attr('id');
        const value = $(this).val();
        const warningElement = $(`[data-for="${id}"]`);
        warningElement.toggle(value.length > 0);
    });
    $('.openrouter_authorize').on('click', authorizeOpenRouter);
});