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[Feature #166241007] Search Functionality Added to Authors Haven
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,32 @@ | ||
| import db from '../sequelize/models'; | ||
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| const { Article } = db; | ||
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| const paginate = async (req, res, next) => { | ||
| const { page, limit } = req.query; | ||
| const pageNumber = parseInt(page, 10); | ||
| const limitNumber = parseInt(limit, 10); | ||
| if ( | ||
| typeof pageNumber === 'number' | ||
| && typeof limitNumber === 'number' | ||
| && typeof page !== 'undefined' | ||
| && typeof limit !== 'undefined' | ||
| ) { | ||
| if (pageNumber <= 0 || limitNumber <= 0) { | ||
| return res.status(400).json({ | ||
| error: 'Invalid request' | ||
| }); | ||
| } | ||
| const offset = limitNumber * (pageNumber - 1); | ||
| const foundArticles = await Article.findAll({ | ||
| limit: limitNumber, | ||
| offset | ||
| }); | ||
| return res.json({ | ||
| data: foundArticles | ||
| }); | ||
| } | ||
| next(); | ||
| }; | ||
|
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| export default paginate; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,198 @@ | ||
| /* eslint-disable no-prototype-builtins */ | ||
| import sequelize from 'sequelize'; | ||
| import models from '../sequelize/models'; | ||
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| const { Op } = sequelize; | ||
| const { User, Article } = models; | ||
| /** | ||
| * @description search by different parameters | ||
| */ | ||
| class search { | ||
| /** | ||
| * @param {object} req - Request. | ||
| * @param {object} res - Response. | ||
| * @param {function} next - passing to other middlewares | ||
| * @returns {object} - Contains an article information. | ||
| */ | ||
| static async searchForArticle(req, res, next) { | ||
| const { | ||
| title, author, keywords, tag | ||
| } = req.query; | ||
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| if (!Object.keys(req.query).length) { | ||
| return next(); | ||
| } | ||
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| if (!title && !tag && !author && !keywords) { | ||
| return res.status(400).send({ error: 'You made a Bad Request!' }); | ||
| } | ||
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| if (author && !keywords && !tag && !title) { | ||
| // check if the author has a value and has at least three characters | ||
| if (author.length < 3) return res.status(400).send({ error: 'You should have provided at least 3 characters long for author\'s name' }); | ||
| // @find the author | ||
| const result = await User.findOne({ | ||
| where: { username: { [Op.iLike]: `%${author}%` } } | ||
| }); | ||
| if (result === null) { | ||
| return res.status(404).send({ | ||
| error: `This Author with username of ${author} not exists!` | ||
| }); | ||
| } | ||
|
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| // @find All article written by the found Author | ||
| const response = await Article.findAll({ | ||
| where: { authorId: result.dataValues.id }, | ||
| include: [ | ||
| { | ||
| as: 'author', | ||
| model: User, | ||
| attributes: ['username', 'bio', 'image'] | ||
| } | ||
| ], | ||
| attributes: [ | ||
| 'slug', | ||
| 'title', | ||
| 'description', | ||
| 'readtime', | ||
| 'body', | ||
| 'tagList', | ||
| 'updatedAt', | ||
| 'createdAt' | ||
| ] | ||
| }); | ||
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| if (!response[0]) { | ||
| return res.status(404).send({ | ||
| error: `Author : ${author} - doesn't have any article, so far!` | ||
| }); | ||
| } | ||
|
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| // @returning the response | ||
| return res.status(200).send({ | ||
| message: `Here's All article written by Author who is like ${author}`, | ||
| data: response | ||
| }); | ||
| } | ||
|
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| if (title && !author && !tag && !keywords) { | ||
| // check if the title has at least three characters | ||
| if (title.length < 3) return res.status(400).send({ error: 'You should have provided at least 3 characters long for title' }); | ||
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| const titleFound = await Article.findAll({ | ||
| where: { title: { [Op.iLike]: `%${title}%` } }, | ||
| include: [ | ||
| { | ||
| as: 'author', | ||
| model: User, | ||
| attributes: ['username', 'bio', 'image'] | ||
| } | ||
| ], | ||
| attributes: [ | ||
| 'slug', | ||
| 'title', | ||
| 'description', | ||
| 'readtime', | ||
| 'body', | ||
| 'readtime', | ||
| 'tagList', | ||
| 'updatedAt', | ||
| 'createdAt' | ||
| ] | ||
| }); | ||
| if (!titleFound[0]) { | ||
| return res.status(200).send({ | ||
| error: 'No Articles with that title, so far!' | ||
| }); | ||
| } | ||
|
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| return res | ||
| .status(200) | ||
| .send({ | ||
| message: `Here's All Articles which has the same title like this ${title}`, | ||
| data: titleFound | ||
| }); | ||
| } | ||
|
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| if (!title && !author && tag && !keywords) { | ||
| // check if the tag has at least three characters | ||
| if (tag.length < 3) return res.status(400).send({ error: 'You should have provided at least 3 characters long for tag' }); | ||
|
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| const tagFound = await Article.findAll({ | ||
| where: { tagList: { [Op.contains]: [tag.toLowerCase()] } }, | ||
| include: [ | ||
| { | ||
| as: 'author', | ||
| model: User, | ||
| attributes: ['username', 'bio', 'image'] | ||
| } | ||
| ], | ||
| attributes: [ | ||
| 'slug', | ||
| 'title', | ||
| 'description', | ||
| 'readtime', | ||
| 'body', | ||
| 'readtime', | ||
| 'tagList', | ||
| 'updatedAt', | ||
| 'createdAt' | ||
| ] | ||
| }); | ||
| if (!tagFound[0]) { | ||
| return res.status(200).send({ | ||
| error: 'No Articles with that tag, so far!' | ||
| }); | ||
| } | ||
|
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| return res | ||
| .status(200) | ||
| .send({ | ||
| message: `Here's All Articles which has the same tag like this ${tag}`, | ||
| data: tagFound | ||
| }); | ||
| } | ||
|
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| if (!title && !author && !tag && keywords) { | ||
| // check if the keyword has at least three characters | ||
| if (keywords.length < 3) return res.status(400).send({ error: 'You should have provided at least 3 characters long for keywords' }); | ||
|
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| const keywordFound = await Article.findAll({ | ||
| where: { | ||
| [Op.or]: [ | ||
| { title: { [Op.iLike]: `%${keywords.toLowerCase()}%` } }, | ||
| { body: { [Op.iLike]: `%${keywords.toLowerCase()}%` } }, | ||
| { description: { [Op.iLike]: `%${keywords.toLowerCase()}%` } }, | ||
| { tagList: { [Op.contains]: [keywords.toLowerCase()] } } | ||
| ] | ||
| }, | ||
| attributes: [ | ||
| 'slug', | ||
| 'title', | ||
| 'description', | ||
| 'readtime', | ||
| 'body', | ||
| 'readtime', | ||
| 'tagList', | ||
| 'updatedAt', | ||
| 'createdAt' | ||
| ] | ||
| }); | ||
| if (!keywordFound[0]) { | ||
| return res.status(200).send({ | ||
| error: 'No Articles with that Keyword found, so far!' | ||
| }); | ||
| } | ||
|
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| return res | ||
| .status(200) | ||
| .send({ | ||
| data: keywordFound | ||
| }); | ||
| } | ||
|
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| next(); | ||
| } | ||
| } | ||
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| export default search; |
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