import requests

app_id = "4a8fca56"
app_key = "85885b5929e5b14402e75fcb4898d7f5"
language = "en-us"

def defnsyn(w):
    url = r"https://od-api.oxforddictionaries.com:443/api/v2/entries/" + language + "/" + w.lower()
    r=requests.get(url, headers={"app_id": app_id, "app_key": app_key})
    if r.status_code != 200:
        return None, None
    res = r.json()
    s1 = res["results"][0]["lexicalEntries"]
    lexicalCategories = []
    synonyms = []
    defn = ""
    if len(s1) > 1:
        for i in range(len(s1)):
            lexicalCategories.append(s1[i]["lexicalCategory"]['id'])
        if "verb" in lexicalCategories:
            baseindex = s1[lexicalCategories.index("verb")]['entries'][0]['senses'][0]
            defn = (baseindex['shortDefinitions'][0])
            if "synonyms" in baseindex:
                no = 2 if len(baseindex["synonyms"]) > 3 else len(baseindex["synonyms"])
                while no:
                    synonyms.append(baseindex["synonyms"][no]["text"])
                    no -= 1
                synonyms.reverse()
        elif "noun" in lexicalCategories:
            baseindex = s1[lexicalCategories.index("noun")]['entries'][0]['senses'][0]
            defn = (baseindex['shortDefinitions'][0])
            if "synonyms" in baseindex:
                no = 3 if len(baseindex["synonyms"]) > 3 else len(baseindex["synonyms"])
                while no:
                    synonyms.append(baseindex["synonyms"][no]["text"])
                    no -= 1
                synonyms.reverse()
        else:
            baseindex = s1[0]['entries'][0]['senses'][0]
            defn = (baseindex['shortDefinitions'][0])
            if "synonyms" in baseindex:
                no = 3 if len(baseindex["synonyms"]) > 3 else len(baseindex["synonyms"])
                while no:
                    synonyms.append(baseindex["synonyms"][no]["text"])
                    no -= 1
                synonyms.reverse()
    else:
        baseindex = s1[0]['entries'][0]['senses'][0]
        defn = (baseindex['shortDefinitions'][0])
        if "synonyms" in baseindex:
            no = 3 if len(baseindex["synonyms"]) > 3 else len(baseindex["synonyms"])
            while no:
                synonyms.append(baseindex["synonyms"][no]["text"])
                no -= 1
            synonyms.reverse()
    return defn, synonyms