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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,56 @@ | ||
| // src/cards/fun-fact-card.js | ||
| const express = require("express"); | ||
| const router = express.Router(); | ||
| const fs = require("fs").promises; | ||
| const { generateCard, CARD_AGE, Languages } = require("../card-generator"); | ||
| const { parseOptions } = require("../options-parser"); | ||
|
|
||
| const DATA_FILE_PATH = "./src/data/fun_facts.json"; | ||
| const DEFAULT_THEME = "light"; | ||
|
|
||
| // Middleware to handle theme | ||
| const handleTheme = (req, res, next) => { | ||
| req.theme = req.query.theme || DEFAULT_THEME; | ||
| next(); | ||
| }; | ||
|
|
||
| // Middleware to handle options like custom themes | ||
| const handleOptions = (req, res, next) => { | ||
| if (req.theme === "my_theme") { | ||
| req.theme = "pattern_3"; | ||
| req.options = { | ||
| card_color: "#ffffffc2", | ||
| font_color: "#000", | ||
| shadow: false, | ||
| }; | ||
| } else if (req.theme === "custom") { | ||
| req.options = parseOptions(req.query); | ||
| } | ||
| next(); | ||
| }; | ||
|
|
||
| // Route to display fun fact card | ||
| router.get("/", handleTheme, handleOptions, async (req, res) => { | ||
| try { | ||
| const facts = JSON.parse(await fs.readFile(DATA_FILE_PATH, "utf8")); | ||
| const random_fact = facts[Math.floor(Math.random() * facts.length)]; | ||
|
|
||
| const fact_card = await generateCard( | ||
| random_fact.fact, | ||
| req.theme, | ||
| req.options, | ||
| Languages.ENGLISH | ||
| ); | ||
|
|
||
| res.writeHead(200, { | ||
| "Content-Type": "image/svg+xml", | ||
| "Cache-Control": `public, max-age=${CARD_AGE}`, | ||
| }); | ||
| res.end(fact_card); | ||
| } catch (error) { | ||
| console.error("Error:", error); | ||
| res.status(500).send("Internal Server Error"); | ||
| } | ||
| }); | ||
|
|
||
| module.exports = router; |
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