forgeplus/app/libs/wechat/client.rb

74 lines
1.8 KiB
Ruby

class Wechat::Client
BASE_SITE = 'https://api.weixin.qq.com'.freeze
attr_reader :appid, :secret
def initialize(appid, secret)
@appid = appid
@secret = secret
end
def access_token
# 7200s 有效时间
Rails.cache.fetch(access_token_cache_key, expires_in: 100.minutes) do
result = request(:get, '/cgi-bin/token', appid: appid, secret: secret, grant_type: 'client_credential')
result['access_token']
end
end
def refresh_access_token
Rails.cache.delete(access_token_cache_key)
access_token
end
def jsapi_ticket
# 7200s 有效时间
Rails.cache.fetch(jsapi_ticket_cache_key, expires_in: 100.minutes) do
result = request(:get, '/cgi-bin/ticket/getticket', access_token: access_token, type: 'jsapi')
result['ticket']
end
end
def refresh_jsapi_ticket
Rails.cache.delete(jsapi_ticket_cache_key)
jsapi_ticket
end
def jscode2session(code)
request(:get, '/sns/jscode2session', appid: appid, secret: secret, js_code: code, grant_type: 'authorization_code')
end
def access_token_cache_key
"#{base_cache_key}/access_token"
end
def jsapi_ticket_cache_key
"#{base_cache_key}/jsapi_ticket"
end
def base_cache_key
"wechat/#{appid}"
end
private
def request(method, url, **params)
Rails.logger.info("[wechat] request: #{method} #{url} #{params.except(:secret).inspect}")
client = Faraday.new(url: BASE_SITE)
response = client.public_send(method, url, params)
result = JSON.parse(response.body)
Rails.logger.info("[wechat] response:#{response.status} #{result.inspect}")
if response.status != 200
raise Wechat::Error.parse(result)
end
if result['errcode'].present? && result['errcode'].to_i.nonzero?
raise Wechat::Error.parse(result)
end
result
end
end