(PureBasic) List Google Photos Albums

Demonstrates how to get a list of Google Photos albums.

Chilkat PureBasic Module Download Chilkat PureBasic Module

IncludeFile "CkHttpResponse.pb"
IncludeFile "CkHttp.pb"
IncludeFile "CkJsonObject.pb"

Procedure ChilkatExample()

    ; This example requires the Chilkat API to have been previously unlocked.
    ; See Global Unlock Sample for sample code.

    ; Get the previously obtained access token.
    ; See Get Google Photos Access Token.

    jsonToken.i = CkJsonObject::ckCreate()
    If jsonToken.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    success.i = CkJsonObject::ckLoadFile(jsonToken,"qa_data/tokens/googlePhotos.json")
    If success = 0
        Debug CkJsonObject::ckLastErrorText(jsonToken)
        CkJsonObject::ckDispose(jsonToken)
        ProcedureReturn
    EndIf

    http.i = CkHttp::ckCreate()
    If http.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkHttp::setCkAuthToken(http, CkJsonObject::ckStringOf(jsonToken,"access_token"))

    resp.i = CkHttp::ckQuickRequest(http,"GET","https://photoslibrary.googleapis.com/v1/albums")
    If CkHttp::ckLastMethodSuccess(http) = 0
        Debug CkHttp::ckLastErrorText(http)
        CkJsonObject::ckDispose(jsonToken)
        CkHttp::ckDispose(http)
        ProcedureReturn
    EndIf

    ; Examine the response status code.  Success is indicated by a status code of 200.
    Debug "response status code: " + Str(CkHttpResponse::ckStatusCode(resp))

    json.i = CkJsonObject::ckCreate()
    If json.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkJsonObject::ckLoad(json,CkHttpResponse::ckBodyStr(resp))
    CkHttpResponse::ckDispose(resp)

    ; Sample response:
    CkJsonObject::setCkEmitCompact(json, 0)
    Debug CkJsonObject::ckEmit(json)

    ; {
    ;   "albums": [
    ;     {
    ;       "id": "AKcbugFJDPVIW3w4JMTV9hWpjnvK-iHkZwS_FRuIm_jtqektmP7bTpvx27eETfLHOZrSznkt0bR3",
    ;       "title": "April 23, 2016",
    ;       "productUrl": "https://photos.google.com/lr/album/AKcbugFJDPVIW3w4JMTV9hWpjnvK-iHkZwS_FRuIm_jtqektmP7bTpvx27eETfLHOZrSznkt0bR3",
    ;       "mediaItemsCount": "1",
    ;       "coverPhotoBaseUrl": "https://lh3.googleusercontent.com/lr/AGWb-e6L7ecrCQmp ... uXVvAoTeMwJg",
    ;       "coverPhotoMediaItemId": "AKcbugHEVyTFgIYb7GzhRFP5KvhBRIIsRcb6Cd4-2ByHzad2oqZnWF2aMPoXY-vfrXmefdTlyF3yZ22Odz6IFLs8pnJlOoVBUg"
    ;     },
    ;     {
    ;       "id": "AKcbugHJ4Zip9WHj_rpS9it133uu753VFffiNg9s0aapPSFAEzEwFxOuCG84OXYgJGclgnt1WqG1",
    ;       "title": "April 23, 2016",
    ;       "productUrl": "https://photos.google.com/lr/album/AKcbugHJ4Zip9WHj_rpS9it133uu753VFffiNg9s0aapPSFAEzEwFxOuCG84OXYgJGclgnt1WqG1",
    ;       "mediaItemsCount": "1",
    ;       "coverPhotoBaseUrl": "https://lh3.googleusercontent.com/lr/AGWb-e5h7xK6G_baGN6KuuBHG5veLD49Xiaiix0GuTjii ... 7rkIexZj3AAdCA",
    ;       "coverPhotoMediaItemId": "AKcbugHEVyTFgIYb7GzhRFP5KvhBRIIsRcb6Cd4-2ByHzad2oqZnWF2aMPoXY-vfrXmefdTlyF3yZ22Odz6IFLs8pnJlOoVBUg"
    ;     },
    ;     {
    ;       "id": "AKcbugHaQTvUKSi3M2RQxOhxhdEaLc5mfUcqFoIU_kpQaROyUD70BcFt7_mnz5PcwwsjPKeKnLHN",
    ;       "title": "animals",
    ;       "productUrl": "https://photos.google.com/lr/album/AKcbugHaQTvUKSi3M2RQxOhxhdEaLc5mfUcqFoIU_kpQaROyUD70BcFt7_mnz5PcwwsjPKeKnLHN",
    ;       "isWriteable": true,
    ;       "coverPhotoBaseUrl": "https://lh3.googleusercontent.com/mL8RRbd0pjFIhHc0A4En4y7ZftwyjZTSp5YWX5j1EyPxX5GepHML"
    ;     }
    ;   ]
    ; }

    ; Use this online tool to generate parsing code from sample JSON: 
    ; Generate Parsing Code from JSON

    i.i
    count_i.i
    id.s
    title.s
    productUrl.s
    mediaItemsCount.s
    coverPhotoBaseUrl.s
    coverPhotoMediaItemId.s
    isWriteable.i

    i = 0
    count_i = CkJsonObject::ckSizeOfArray(json,"albums")
    While i < count_i
        CkJsonObject::setCkI(json, i)
        id = CkJsonObject::ckStringOf(json,"albums[i].id")
        title = CkJsonObject::ckStringOf(json,"albums[i].title")
        productUrl = CkJsonObject::ckStringOf(json,"albums[i].productUrl")
        mediaItemsCount = CkJsonObject::ckStringOf(json,"albums[i].mediaItemsCount")
        coverPhotoBaseUrl = CkJsonObject::ckStringOf(json,"albums[i].coverPhotoBaseUrl")
        coverPhotoMediaItemId = CkJsonObject::ckStringOf(json,"albums[i].coverPhotoMediaItemId")
        isWriteable = CkJsonObject::ckBoolOf(json,"albums[i].isWriteable")
        i = i + 1
    Wend


    CkJsonObject::ckDispose(jsonToken)
    CkHttp::ckDispose(http)
    CkJsonObject::ckDispose(json)


    ProcedureReturn
EndProcedure