42 lines
963 B
Ruby
42 lines
963 B
Ruby
# frozen_string_literal: true
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class DiscourseChatIntegration::PluginModel < PluginStoreRow
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PLUGIN_NAME = 'discourse-chat-integration'
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default_scope { self.default_scope }
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after_initialize :init_plugin_model
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before_save :set_key
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def self.default_scope
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where(type_name: 'JSON')
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.where(plugin_name: self::PLUGIN_NAME)
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.where("key LIKE ?", "#{self.key_prefix}%")
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end
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def self.key_prefix
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raise 'Not implemented'
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end
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private
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def set_key
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self.key ||= self.class.alloc_key
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end
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def init_plugin_model
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self.type_name ||= 'JSON'
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self.plugin_name ||= PLUGIN_NAME
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end
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def self.alloc_key
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DistributedMutex.synchronize("#{self::PLUGIN_NAME}_#{self.key_prefix}_id") do
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max_id = PluginStore.get(self::PLUGIN_NAME, "#{self.key_prefix}_id")
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max_id = 1 unless max_id
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PluginStore.set(self::PLUGIN_NAME, "#{self.key_prefix}_id", max_id + 1)
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"#{self.key_prefix}#{max_id}"
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end
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end
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end
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