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first postgres sql exercise #3

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first postgres sql exercise #3

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32 changes: 28 additions & 4 deletions ingredients/api.js
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Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@
const path = require("path");
const express = require("express");
const router = express.Router();

const pg = require("pg");
// client side static assets
router.get("/", (_, res) => res.sendFile(path.join(__dirname, "./index.html")));
router.get("/client.js", (_, res) =>
Expand All @@ -14,13 +14,28 @@ router.get("/client.js", (_, res) =>

// connect to postgres

const pool = new pg.Pool({
user: "postgres",
host: "localhost",
password: "ryan",
database: "recipeguru",
port: 5432
})

router.get("/type", async (req, res) => {
const { type } = req.query;
console.log("get ingredients", type);

// return all ingredients of a type

res.status(501).json({ status: "not implemented", rows: [] });
const query = 'SELECT * FROM ingredients where type=$1';
const values = [type];
const result = await pool.query(query, values);
if ( result ) {
res.status(200).json({ status: "success", rows: result.rows });
}
else {
res.status(500).json({ status: "error", rows: [] });
}
});

router.get("/search", async (req, res) => {
Expand All @@ -29,9 +44,18 @@ router.get("/search", async (req, res) => {
console.log("search ingredients", term, page);

// return all columns as well as the count of all rows as total_count
const query = 'SELECT *, COUNT(*) OVER() AS total_count from ingredients where title ILIKE $1 OFFSET $2 LIMIT 5';

const values = [`%${term}%`, page * 5];
// make sure to account for pagination and only return 5 rows at a time
const result = await pool.query(query, values);

res.status(501).json({ status: "not implemented", rows: [] });
if ( result ) {
res.status(200).json({ status: "success", rows: result.rows });
}
else {
res.status(500).json({ status: "error", rows: [] });
}
});

/**
Expand Down