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8 lines
237 B
JavaScript
8 lines
237 B
JavaScript
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const getAvgRating = (ratings) => {
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if (!ratings) return 0;
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if (ratings.length === 1) return ratings[0].rating;
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else return ratings.reduce((prev, curr) => prev.rating + curr.rating) / ratings.length;
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};
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export default getAvgRating;
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