Re: [Rails] Looping and selecting

[Colin Law]

On 10 April 2018 at 16:08, kaine wright <kaine.wrigh...@gmail.com> wrote:
> i have this output from an api call
>
> @output['products'][0]
>  =>
> {"url"=>"http://omgili.com/ri/.wHSUbtEfZTzBH6c9Z4cI15_sA3Hthoy48U8beRZ_m5lA7IjRC07KAl_t9PZZTUpVyIElYRPNwESkpgWrFuLtCsKQ1Apdjx_jld142pfHUAdippyPkgHob2bwpktxkzZqvVelr3L3OOq9qp5XCHXEYkx1GYb0O_awd5Z8FnemrBnhIJ4ZIOaKn7WinS9k36LajW78ScZZFngDQem4_p6BKrC02m1OhRc";,
> "uuid"=>"bc54af0e0b4da231cad1a1352544fd3e6c234c68",
> "source"=>{"site_full"=>"www.walmart.com", "site"=>"walmart.com",
> "site_section"=>"https://www.walmart.com/";, "section_title"=>"Walmart.com:
> Free 2-Day Shipping on Millions of Items", "country"=>"US"}, "name"=>"DIY
> Home Security for Preppers: 16 DIY Home Security Projects to Protect Your
> Family from Any Disaster: (Home Security Arduino, Home Security Raspberr",
> "description"=>"Getting Your FREE Bonus Download this book, read it to the
> end and see \"BONUS: Your FREE Gift\" chapter after the conclusion. DIY Home
> Security for Preppers (FREE Bonus Included) 16 DIY Home Security Projects To
> Protect Your Family From Any Disaster", "brand"=>"", "price"=>8.95,
> "currency"=>"$", "offer_price"=>7.46, "model"=>nil, "manufacturer"=>nil,
> "in_stock"=>true, "on_sale"=>true, "product_id"=>"53228544", "sku"=>nil,
> "mpn"=>nil, "colors"=>[], "aggregated_rating"=>nil, "best_rating"=>nil,
> "worst_rating"=>nil, "rating_count"=>nil, "reviews_count"=>nil,
> "categories"=>["equipment, appliances & supplies", "books", "house & home",
> "home page", "travel", "house, home & gardening", "toys-hobbies"],
> "width"=>nil, "height"=>nil, "weight"=>nil, "depth"=>nil,
> "images"=>["https://i5.walmartimages.com/asr/8db293c3-165e-4d4c-85bd-0d07390211f1_1.4f4822a5adfdb0ade9491a1a4db775e9.jpeg";],
> "language"=>"english", "last_changed"=>"2017-10-10T06:22:00.000+03:00",
> "crawled"=>"2017-10-10T06:22:00.000+03:00",
> "product_history"=>"/productHistory?token=b0a6c338-0c8a-4ece-82ee-b374101d9fcb&productId=http%3A%2F%2Fomgili.com%2Fri%2F.wHSUbtEfZTzBH6c9Z4cI15_sA3Hthoy48U8beRZ_m5lA7IjRC07KAl_t9PZZTUpVyIElYRPNwESkpgWrFuLtCsKQ1Apdjx_jld142pfHUAdippyPkgHob2bwpktxkzZqvVelr3L3OOq9qp5XCHXEYkx1GYb0O_awd5Z8FnemrBnhIJ4ZIOaKn7WinS9k36LajW78ScZZFngDQem4_p6BKrC02m1OhRc"}
>
> for some reason i am unable to loop through all 100 products. i also am
> unable to use something like @output['products'][0]['images'] to select the
> image using image_tag. I can use ['products'][0]['name'] etc just not the
> images or looping.

Did you realise that images is an array?

Colin

>
> Could anyone help in what im doing wrong. I tried looping the outer elements
> first then the inner elements but failed. @output contains 100 results from
> the api call from webhoseio. (i dont want to use the webhose gem im really
> trying to grasp an understanding of how to use other gems like httparty or
> rest-client.)
>
> the format was set to :json
>
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