import { Application, Router } from 'https://deno.land/x/oak/mod.ts';
import { Client } from "https://deno.land/x/postgres@v0.17.0/mod.ts";
import { load } from "https://deno.land/std/dotenv/mod.ts";

const app = new Application();
const router = new Router();

const env = await load();
const hostname = env["HOSTNAME"];
const port     = env["PORT"];
const user     = env["USER"];
const password = env["PASSWORD"];
const database = env["DATABASE"];
const app_port = env["APP_PORT"];

// Configure database connection
const client = new Client({
    hostname:hostname 
    ,port:    port     
    ,user:    user     
    ,password:password 
    ,database:database 
    ,applicationName: "customer review"
});

await client.connect();

// Load SQL from file
const query = await Deno.readTextFile("sql/write_note.sql");


router.post('/cust_review', async (ctx) => {
    try {
        const currentTime = new Date().toLocaleString('en-US', { timeZone: 'America/New_York' });
        console.log("------------------------",currentTime,"-----------------------------")
        const clientIp = ctx.request.ip;
        console.log('Client IP:', clientIp);
        //console.log('URL:', ctx.request.url);
        //console.log('Method:', ctx.request.method);

        // Log headers
        //console.log('Headers:', [...ctx.request.headers].map(header => `${header[0]}: ${header[1]}`).join(', '));

        // Get the body object to log the type
        //const body = await ctx.request.body();
        //console.log('Body Type:', body.type);  // Logging the body type
        
        // Log the body as text
        const bodyText = await ctx.request.body({ type: 'text' }).value;
        console.log('Body Text:', bodyText);

        // If you expect a JSON body, you can then parse it
        if (ctx.request.hasBody) {
            const body = JSON.parse(bodyText);
            console.log("Body JSON:", body);
            const { bill_cust, ship_cust, expected, expecteduom} = body;  // Destructure the needed values from the JSON
            const result = await client.queryObject({args: [bill_cust, ship_cust, expected, expecteduom], text: query} );
        }

    } catch (error) {
        console.error('Error:', error.message);
        ctx.response.status = 500;
        ctx.response.body = { error: 'Internal Server Error' };
    }

});


app.use(router.routes());
app.use(router.allowedMethods());

// Start the server
console.log('Server is running on http://localhost:8087');
await app.listen({ port: 8087 });