scribe/src/clients/medium_client.cr

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require "json"
class MediumClient
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def self.post_data(post_id : String) : PostResponse::Root
client = HTTP::Client.new("medium.com", tls: true)
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response = client.post("/_/graphql", headers: headers, body: body(post_id))
PostResponse::Root.from_json(response.body)
end
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def self.media_data(media_id : String) : MediaResponse::Root
client = HTTP::Client.new("medium.com", tls: true)
response = client.get("/media/#{media_id}", headers: headers)
body = response.body.sub(JSON_HIJACK_STRING, nil)
MediaResponse::Root.from_json(body)
end
private def self.headers : HTTP::Headers
HTTP::Headers{
"Accept" => "application/json",
"Content-Type" => "application/json; charset=utf-8",
}
end
private def self.body(post_id : String) : String
query = <<-GRAPHQL
query {
post(id: "#{post_id}") {
title
creator {
id
name
}
content {
bodyModel {
paragraphs {
text
type
markups {
name
type
href
start
end
}
href
iframe {
mediaResource {
id
}
}
metadata {
__typename
id
originalWidth
originalHeight
}
}
}
}
}
}
GRAPHQL
JSON.build do |json|
json.object do
json.field "query", query
json.field "variables", {} of String => String
end
end
end
end