December 2018
Intermediate to advanced
642 pages
15h 5m
English
Content preview from Modern JavaScript Web Development Cookbook
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Handling GETs
As we saw previously, there are three possible routes to handle:
- /regions to get all regions of all countries
- /regions/UY to get all regions of a given country—in this case, Uruguay (UY)
- /regions/UY/11 to get a specific region of a country—here, region 11 of Uruguay
We can handle all three cases in a similar way by just changing the SQL SELECT we'll be doing. Handling the results, however, will require a special case, as we'll note in the following code:
// Source file: src/restful_regions.jsconst getRegion = async ( res: any, dbConn: any, country: ?string, region: ?string) => { try { res.set("Connection", "close"); let sqlQuery = ""; let regions; if (country == null) { sqlQuery = ` SELECT rr.* FROM regions rr JOIN countries ...Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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