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Assignment Complete #13

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5e024b0
Merge pull request #12 from beverlyAH/changes
beverlyAH Feb 7, 2023
b2176a3
Pass HOFpractice tests
TammamTautou Feb 14, 2023
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152 changes: 76 additions & 76 deletions data.js
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Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -216,117 +216,117 @@ var movies = [

var tweets = [
{
"user": "douglascalhoun",
"message": "that wizard overhauled this worm #techlife",
"createdAt": "2022-09-05T21:39:19.281Z",
"profilePhotoURL": "./assets/img/user-3.png"
'user': 'douglascalhoun',
'message': 'that wizard overhauled this worm #techlife',
'createdAt': '2022-09-05T21:39:19.281Z',
'profilePhotoURL': './assets/img/user-3.png'
},
{
"user": "douglascalhoun",
"message": "completely overhauled this security system #sxsw",
"createdAt": "2022-09-06T02:39:19.281Z",
"profilePhotoURL": "./assets/img/user-3.png"
'user': 'douglascalhoun',
'message': 'completely overhauled this security system #sxsw',
'createdAt': '2022-09-06T02:39:19.281Z',
'profilePhotoURL': './assets/img/user-3.png'
},
{
"user": "mracus",
"message": " formulated that cat ",
"createdAt": "2022-09-06T07:39:19.281Z",
"profilePhotoURL": "./assets/img/user-2.png"
'user': 'mracus',
'message': ' formulated that cat ',
'createdAt': '2022-09-06T07:39:19.281Z',
'profilePhotoURL': './assets/img/user-2.png'
},
{
"user": "douglascalhoun",
"message": "productively deployed my koolaid for real",
"createdAt": "2022-09-06T12:39:19.281Z",
"profilePhotoURL": "./assets/img/user-3.png"
'user': 'douglascalhoun',
'message': 'productively deployed my koolaid for real',
'createdAt': '2022-09-06T12:39:19.281Z',
'profilePhotoURL': './assets/img/user-3.png'
},
{
"user": "mracus",
"message": " delegated your belief system #burningman",
"createdAt": "2022-09-06T17:39:19.281Z",
"profilePhotoURL": "./assets/img/user-2.png"
'user': 'mracus',
'message': ' delegated your belief system #burningman',
'createdAt': '2022-09-06T17:39:19.281Z',
'profilePhotoURL': './assets/img/user-2.png'
},
{
"user": "shawndrost",
"message": "completely enjoyed the way of life ",
"createdAt": "2022-09-06T22:39:19.281Z",
"profilePhotoURL": "./assets/img/user-0.png"
'user': 'shawndrost',
'message': 'completely enjoyed the way of life ',
'createdAt': '2022-09-06T22:39:19.281Z',
'profilePhotoURL': './assets/img/user-0.png'
},
{
"user": "shawndrost",
"message": " aided my worm ",
"createdAt": "2022-09-07T03:39:19.281Z",
"profilePhotoURL": "./assets/img/user-0.png"
'user': 'shawndrost',
'message': ' aided my worm ',
'createdAt': '2022-09-07T03:39:19.281Z',
'profilePhotoURL': './assets/img/user-0.png'
},
{
"user": "sharksforcheap",
"message": " experienced the bad decision but only i know how",
"createdAt": "2022-09-07T08:39:19.281Z",
"profilePhotoURL": "./assets/img/user-1.png"
'user': 'sharksforcheap',
'message': ' experienced the bad decision but only i know how',
'createdAt': '2022-09-07T08:39:19.281Z',
'profilePhotoURL': './assets/img/user-1.png'
},
{
"user": "douglascalhoun",
"message": "efficiently installed an entire koolaid #sf",
"createdAt": "2022-09-07T13:39:19.281Z",
"profilePhotoURL": "./assets/img/user-3.png"
'user': 'douglascalhoun',
'message': 'efficiently installed an entire koolaid #sf',
'createdAt': '2022-09-07T13:39:19.281Z',
'profilePhotoURL': './assets/img/user-3.png'
},
{
"user": "shawndrost",
"message": "the president automated the big system but only i know how",
"createdAt": "2022-09-07T18:39:19.281Z",
"profilePhotoURL": "./assets/img/user-0.png"
'user': 'shawndrost',
'message': 'the president automated the big system but only i know how',
'createdAt': '2022-09-07T18:39:19.281Z',
'profilePhotoURL': './assets/img/user-0.png'
},
{
"user": "douglascalhoun",
"message": "a seedy old man invented my city #yolo",
"createdAt": "2022-09-07T23:39:19.281Z",
"profilePhotoURL": "./assets/img/user-3.png"
'user': 'douglascalhoun',
'message': 'a seedy old man invented my city #yolo',
'createdAt': '2022-09-07T23:39:19.281Z',
'profilePhotoURL': './assets/img/user-3.png'
},
{
"user": "sharksforcheap",
"message": " interfaced the big potato ",
"createdAt": "2022-09-07T23:39:20.431Z",
"profilePhotoURL": "./assets/img/user-1.png"
'user': 'sharksforcheap',
'message': ' interfaced the big potato ',
'createdAt': '2022-09-07T23:39:20.431Z',
'profilePhotoURL': './assets/img/user-1.png'
},
{
"user": "mracus",
"message": "ask me how i systematized the big mind #techlife",
"createdAt": "2022-09-07T23:39:20.977Z",
"profilePhotoURL": "./assets/img/user-2.png"
'user': 'mracus',
'message': 'ask me how i systematized the big mind #techlife',
'createdAt': '2022-09-07T23:39:20.977Z',
'profilePhotoURL': './assets/img/user-2.png'
},
{
"user": "sharksforcheap",
"message": " debugged the big life #sf",
"createdAt": "2022-09-07T23:39:21.416Z",
"profilePhotoURL": "./assets/img/user-1.png"
'user': 'sharksforcheap',
'message': ' debugged the big life #sf',
'createdAt': '2022-09-07T23:39:21.416Z',
'profilePhotoURL': './assets/img/user-1.png'
},
{
"user": "shawndrost",
"message": " downloaded the money #burningman",
"createdAt": "2022-09-07T23:39:22.259Z",
"profilePhotoURL": "./assets/img/user-0.png"
'user': 'shawndrost',
'message': ' downloaded the money #burningman',
'createdAt': '2022-09-07T23:39:22.259Z',
'profilePhotoURL': './assets/img/user-0.png'
},
{
"user": "mracus",
"message": "just navigated your koolaid ",
"createdAt": "2022-09-07T23:39:23.233Z",
"profilePhotoURL": "./assets/img/user-2.png"
'user': 'mracus',
'message': 'just navigated your koolaid ',
'createdAt': '2022-09-07T23:39:23.233Z',
'profilePhotoURL': './assets/img/user-2.png'
},
{
"user": "mracus",
"message": "just enjoyed the big cloud for real",
"createdAt": "2022-09-07T23:39:24.329Z",
"profilePhotoURL": "./assets/img/user-2.png"
'user': 'mracus',
'message': 'just enjoyed the big cloud for real',
'createdAt': '2022-09-07T23:39:24.329Z',
'profilePhotoURL': './assets/img/user-2.png'
},
{
"user": "mracus",
"message": "last night i delegated the worm ",
"createdAt": "2022-09-07T23:39:24.645Z",
"profilePhotoURL": "./assets/img/user-2.png"
'user': 'mracus',
'message': 'last night i delegated the worm ',
'createdAt': '2022-09-07T23:39:24.645Z',
'profilePhotoURL': './assets/img/user-2.png'
},
{
"user": "shawndrost",
"message": " developed the cloud ",
"createdAt": "2022-09-07T23:39:25.694Z",
"profilePhotoURL": "./assets/img/user-0.png"
'user': 'shawndrost',
'message': ' developed the cloud ',
'createdAt': '2022-09-07T23:39:25.694Z',
'profilePhotoURL': './assets/img/user-0.png'
},
];
105 changes: 85 additions & 20 deletions practice.js
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -15,7 +15,7 @@
var moreFruits = function (fruits) {
var results = [];

_.each(fruits, function(fruit, index, collection) {
_.each(fruits, function (fruit, index, collection) {
results.push(fruit);
});

Expand All @@ -25,12 +25,24 @@ var moreFruits = function (fruits) {
// use _.each to traverse the number array and determine
// which are multiples of five.
var multiplesOfFive = function (numbers) {

var counter = 0;
_.each(numbers, function (number) {
if (number % 5 === 0) {
counter++;
}
});
return counter;
};

// use _.each to build an array containing only tweets belonging to a specified user.
var getUserTweets = function(tweets, user) {

var getUserTweets = function (tweets, user) {
var userTweets = [];
_.each(tweets, function (tweet) {
if (tweet.user === user) {
userTweets.push(tweet);
}
});
return userTweets;
};

/*
Expand All @@ -41,23 +53,31 @@ var getUserTweets = function(tweets, user) {

// use _.filter to return the fruits array with only the desired fruit.
var onlyOneFruit = function (fruits, targetFruit) {

return _.filter(fruits, function(fruit) {
return fruit === targetFruit;
});
};

// use _.filter to return the fruits array with only fruits
// starting with the letter 'P'.
var startsWith = function (fruits, letter) {

return _.filter(fruits, function(fruit) {
return fruit[0] === letter;
});
};

// return a filtered array containing only cookie-type desserts.
var cookiesOnly = function (desserts) {

return _.filter(desserts, function(dessert) {
return dessert.type === 'cookie';
});
};

// rebuild the getUserTweets function from above with _.filter instead
var filterUserTweets = function(tweets, user) {

var filterUserTweets = function (tweets, user) {
return _.filter(tweets, function(tweet) {
return tweet.user === user;
});
};

/*
Expand All @@ -69,20 +89,33 @@ var filterUserTweets = function(tweets, user) {
// given an array of strings, use _.map to return a new array containing all
// strings converted to uppercase letters.
var upperCaseFruits = function (fruits) {

return _.map(fruits, function(fruit) {
return fruit.toUpperCase();
});
};

// given an array of dessert objects, return a new array of objects
// that have a new "glutenFree" property, with a boolean value.
// TIP: Items that contain flour are not gluten-free.
var glutenFree = function (desserts) {

return _.map(desserts, function(dessert) {
if (!dessert['ingredients'].includes('flour')) {
dessert['glutenFree'] = true;
return dessert;

} else {
dessert['glutenFree'] = false;
return dessert;
}
});
};

// given an array of tweet objects, return a new array of strings
// containing only the message properties.
var allUserMessages = function(tweets) {

var allUserMessages = function (tweets) {
return _.map(tweets, function(tweet) {
return tweet.message;
});
};

// use _.map to return an array of items with their sale prices, with a new property
Expand All @@ -106,7 +139,13 @@ var allUserMessages = function(tweets) {

*/
var applyCoupon = function (groceries, coupon) {

return _.map(groceries, function(item) {
var price = Number(item.price.slice(1));
var salePrice = price - (price * coupon * 100) / 100;
var index = salePrice.toString().indexOf('.');
item['salePrice'] = '$' + salePrice.toString().slice(0, index + 3);
return item;
});
};

/*
Expand All @@ -117,13 +156,22 @@ var applyCoupon = function (groceries, coupon) {

// return the total price of all products.
var sumTotal = function (products) {

return _.reduce(products, function(memo, product) {
return memo += Number(product.price.slice(1));
}, 0);
};

// return an object consisting of dessert types and how many of each.
// exampleOutput: { dessertType: 3, dessertType2: 1 }
var dessertCategories = function (desserts) {

return _.reduce(desserts, function(memo, dessert) {
if (memo[dessert.type] === undefined) {
memo[dessert.type] = 1;
} else {
memo[dessert.type] ++;
}
return memo;
}, {});
};

// return an object with the proper count of all user messages
Expand All @@ -137,20 +185,37 @@ var dessertCategories = function (desserts) {
"sharksforcheap": 3
}
*/
var countMessagesPerUser = function(tweets) {

var countMessagesPerUser = function (tweets) {
return _.reduce(tweets, function(memo, tweet) {
if (memo[tweet.user] === undefined) {
memo[tweet.user] = 1;
} else {
memo[tweet.user]++;
}
return memo;
}, {});
};

// given an array of movie data objects,return an array containing
// movies that came out between 1990 and 2000.
// TIP: use an array as your accumulator - don't push to an external array!
var ninetiesKid = function (movies) {

return _.reduce(movies, function(memo, movie) {
if (movie.releaseYear >= 1990 && movie.releaseYear <= 2000) {
memo.push(movie.title);
}
return memo;
}, []);
};

// return an boolean stating if there exists a movie with a shorter
// runtime than your time limit.
// timeLimit is an integer representing a number of minutes.
var movieNight = function (movies, timeLimit) {

return _.reduce(movies, function(memo, movie) {
if (movie.runtime < timeLimit) {
memo = true;
}
return memo;
}, false);
};
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