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| 1 | +// Blog controller factories (Clean Architecture) |
| 2 | +const defaultHeaders = { |
| 3 | + 'Content-Type': 'application/json', |
| 4 | + 'x-content-type-options': 'nosniff', |
| 5 | +}; |
| 6 | + |
| 7 | +const createBlogController = ({ createBlogUseCaseHandler, errorHandlers, logEvents }) => |
| 8 | + async function createBlogControllerHandler(httpRequest) { |
| 9 | + const { body } = httpRequest; |
| 10 | + if (!body || Object.keys(body).length === 0) { |
| 11 | + return { |
| 12 | + headers: defaultHeaders, |
| 13 | + statusCode: 400, |
| 14 | + errorMessage: 'No blog data provided', |
| 15 | + }; |
| 16 | + } |
| 17 | + try { |
| 18 | + const createdBlog = await createBlogUseCaseHandler(body); |
| 19 | + return { |
| 20 | + headers: defaultHeaders, |
| 21 | + statusCode: 201, |
| 22 | + data: { createdBlog }, |
| 23 | + }; |
| 24 | + } catch (e) { |
| 25 | + logEvents && logEvents(e.message, 'blogController.log'); |
| 26 | + return { |
| 27 | + headers: defaultHeaders, |
| 28 | + statusCode: 500, |
| 29 | + errorMessage: e.message, |
| 30 | + }; |
| 31 | + } |
| 32 | + }; |
| 33 | + |
| 34 | +const findAllBlogsController = ({ findAllBlogsUseCaseHandler, logEvents }) => |
| 35 | + async function findAllBlogsControllerHandler(httpRequest) { |
| 36 | + try { |
| 37 | + const blogs = await findAllBlogsUseCaseHandler(); |
| 38 | + return { |
| 39 | + headers: defaultHeaders, |
| 40 | + statusCode: 200, |
| 41 | + data: { blogs }, |
| 42 | + }; |
| 43 | + } catch (e) { |
| 44 | + logEvents && logEvents(e.message, 'blogController.log'); |
| 45 | + return { |
| 46 | + headers: defaultHeaders, |
| 47 | + statusCode: 500, |
| 48 | + errorMessage: e.message, |
| 49 | + }; |
| 50 | + } |
| 51 | + }; |
| 52 | + |
| 53 | +const findOneBlogController = ({ findOneBlogUseCaseHandler, logEvents }) => |
| 54 | + async function findOneBlogControllerHandler(httpRequest) { |
| 55 | + const { blogId } = httpRequest.params; |
| 56 | + if (!blogId) { |
| 57 | + return { |
| 58 | + headers: defaultHeaders, |
| 59 | + statusCode: 400, |
| 60 | + errorMessage: 'No blog Id provided', |
| 61 | + }; |
| 62 | + } |
| 63 | + try { |
| 64 | + const blog = await findOneBlogUseCaseHandler({ blogId }); |
| 65 | + return { |
| 66 | + headers: defaultHeaders, |
| 67 | + statusCode: 200, |
| 68 | + data: { blog }, |
| 69 | + }; |
| 70 | + } catch (e) { |
| 71 | + logEvents && logEvents(e.message, 'blogController.log'); |
| 72 | + return { |
| 73 | + headers: defaultHeaders, |
| 74 | + statusCode: 500, |
| 75 | + errorMessage: e.message, |
| 76 | + }; |
| 77 | + } |
| 78 | + }; |
| 79 | + |
| 80 | +const updateBlogController = ({ updateBlogUseCaseHandler, logEvents }) => |
| 81 | + async function updateBlogControllerHandler(httpRequest) { |
| 82 | + const { blogId } = httpRequest.params; |
| 83 | + const updateData = httpRequest.body; |
| 84 | + if (!blogId || !updateData) { |
| 85 | + return { |
| 86 | + headers: defaultHeaders, |
| 87 | + statusCode: 400, |
| 88 | + errorMessage: 'No blog Id or update data provided', |
| 89 | + }; |
| 90 | + } |
| 91 | + try { |
| 92 | + const updatedBlog = await updateBlogUseCaseHandler({ blogId, updateData }); |
| 93 | + return { |
| 94 | + headers: defaultHeaders, |
| 95 | + statusCode: 200, |
| 96 | + data: { updatedBlog }, |
| 97 | + }; |
| 98 | + } catch (e) { |
| 99 | + logEvents && logEvents(e.message, 'blogController.log'); |
| 100 | + return { |
| 101 | + headers: defaultHeaders, |
| 102 | + statusCode: 500, |
| 103 | + errorMessage: e.message, |
| 104 | + }; |
| 105 | + } |
| 106 | + }; |
| 107 | + |
| 108 | +const deleteBlogController = ({ deleteBlogUseCaseHandler, logEvents }) => |
| 109 | + async function deleteBlogControllerHandler(httpRequest) { |
| 110 | + const { blogId } = httpRequest.params; |
| 111 | + if (!blogId) { |
| 112 | + return { |
| 113 | + headers: defaultHeaders, |
| 114 | + statusCode: 400, |
| 115 | + errorMessage: 'No blog Id provided', |
| 116 | + }; |
| 117 | + } |
| 118 | + try { |
| 119 | + const deleted = await deleteBlogUseCaseHandler({ blogId }); |
| 120 | + return { |
| 121 | + headers: defaultHeaders, |
| 122 | + statusCode: 200, |
| 123 | + data: deleted, |
| 124 | + }; |
| 125 | + } catch (e) { |
| 126 | + logEvents && logEvents(e.message, 'blogController.log'); |
| 127 | + return { |
| 128 | + headers: defaultHeaders, |
| 129 | + statusCode: 500, |
| 130 | + errorMessage: e.message, |
| 131 | + }; |
| 132 | + } |
| 133 | + }; |
| 134 | + |
| 135 | +module.exports = { |
| 136 | + createBlogController, |
| 137 | + findAllBlogsController, |
| 138 | + findOneBlogController, |
| 139 | + updateBlogController, |
| 140 | + deleteBlogController, |
| 141 | +}; |
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