Created
November 10, 2015 18:09
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Not sure how to complete these Json Decoder example.
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| type alias Answer = | |
| { name : String, | |
| imgUrl : String | |
| } | |
| decodeAnswers : Json.Decoder (List Answer) | |
| decodeAnswers = | |
| let | |
| imageUrlDecoder = ("url" := Json.string) | |
| imagesDecoder = Json.list imageUrlDecoder --Decoder List String | |
| firstImageDecoder = ?? | |
| albumDecoder = Json.object2 Answer ("name" := Json.string) firstImageDecoder | |
| in | |
| (Json.at ["albums", "items"] (Json.list albumDecoder)) |
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| { | |
| "albums" : { | |
| "href" : "https://api.spotify.com/v1/search?query=foo&offset=0&limit=20&type=album", | |
| "items" : [ { | |
| "album_type" : "compilation", | |
| "available_markets" : [ "AD", "AR", "AT", "AU", "BE", "BG", "BO", "BR", "CA", "CH", "CL", "CO", "CR", "CY", "CZ", "DE", "DK", "DO", "EC", "EE", "ES", "FI", "FR", "GB", "GR", "GT", "HK", "HN", "HU", "IE", "IS", "IT", "LI", "LT", "LU", "LV", "MC", "MT", "MX", "MY", "NI", "NL", "NO", "NZ", "PA", "PE", "PH", "PL", "PT", "PY", "RO", "SE", "SG", "SI", "SK", "SV", "TR", "TW", "US", "UY" ], | |
| "external_urls" : { | |
| "spotify" : "https://open.spotify.com/album/1zCNrbPpz5OLSr6mSpPdKm" | |
| }, | |
| "href" : "https://api.spotify.com/v1/albums/1zCNrbPpz5OLSr6mSpPdKm", | |
| "id" : "1zCNrbPpz5OLSr6mSpPdKm", | |
| "images" : [ { | |
| "height" : 640, | |
| "url" : "https://i.scdn.co/image/d181666ebeda1aa062a5f0250b85be6150badd0f", | |
| "width" : 640 | |
| }, { | |
| "height" : 300, | |
| "url" : "https://i.scdn.co/image/9ed1dc82d30f1b519a97659f401c2397cfd68878", | |
| "width" : 300 | |
| }, { | |
| "height" : 64, | |
| "url" : "https://i.scdn.co/image/e08a4a69c8c83ecf2437f15ba706db3f35106a6b", | |
| "width" : 64 | |
| } ], | |
| "name" : "Greatest Hits", | |
| "type" : "album", | |
| "uri" : "spotify:album:1zCNrbPpz5OLSr6mSpPdKm" | |
| }, { | |
| "album_type" : "album", | |
| "available_markets" : [ "AD", "AR", "AT", "AU", "BE", "BG", "BO", "BR", "CA", "CH", "CL", "CO", "CR", "CY", "CZ", "DE", "DK", "DO", "EC", "EE", "ES", "FI", "FR", "GB", "GR", "GT", "HK", "HN", "HU", "IE", "IS", "IT", "LI", "LT", "LU", "LV", "MC", "MT", "MX", "MY", "NI", "NL", "NO", "NZ", "PA", "PE", "PH", "PL", "PT", "PY", "RO", "SE", "SG", "SI", "SK", "SV", "TR", "TW", "US", "UY" ], | |
| "external_urls" : { | |
| "spotify" : "https://open.spotify.com/album/2qwN15acAl3sm3Idce5vK9" | |
| }, | |
| "href" : "https://api.spotify.com/v1/albums/2qwN15acAl3sm3Idce5vK9", | |
| "id" : "2qwN15acAl3sm3Idce5vK9", | |
| "images" : [ { | |
| "height" : 640, | |
| "url" : "https://i.scdn.co/image/6366b355d9f5abe6a4b74c26486cec8877960b8a", | |
| "width" : 640 | |
| }, { | |
| "height" : 300, | |
| "url" : "https://i.scdn.co/image/7cef7ca470cd0b2e07924f28f4eed8af65ad7a89", | |
| "width" : 300 | |
| }, { | |
| "height" : 64, | |
| "url" : "https://i.scdn.co/image/4614809bd85219e78fdb5dd0d884cddef7f29f82", | |
| "width" : 64 | |
| } ], | |
| "name" : "Sonic Highways", | |
| "type" : "album", | |
| "uri" : "spotify:album:2qwN15acAl3sm3Idce5vK9" | |
| }], | |
| "limit" : 20, | |
| "next" : "https://api.spotify.com/v1/search?query=foo&offset=20&limit=20&type=album", | |
| "offset" : 0, | |
| "previous" : null, | |
| "total" : 330 | |
| } | |
| } |
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