74 lines
2.2 KiB
Ruby
74 lines
2.2 KiB
Ruby
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# frozen_string_literal: true
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#
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module DiscourseAi
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module Completions
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class PromptMessagesBuilder
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def initialize
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@raw_messages = []
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end
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def to_a(limit: nil)
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result = []
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# this will create a "valid" messages array
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# 1. ensures we always start with a user message
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# 2. ensures we always end with a user message
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# 3. ensures we always interleave user and model messages
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last_type = nil
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@raw_messages.each do |message|
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next if !last_type && message[:type] != :user
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if last_type == :tool_call && message[:type] != :tool
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result.pop
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last_type = result.length > 0 ? result[-1][:type] : nil
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end
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next if message[:type] == :tool && last_type != :tool_call
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if message[:type] == last_type
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# merge the message for :user message
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# replace the message for other messages
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last_message = result[-1]
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if message[:type] == :user
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old_name = last_message.delete(:name)
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last_message[:content] = "#{old_name}: #{last_message[:content]}" if old_name
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new_content = message[:content]
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new_content = "#{message[:name]}: #{new_content}" if message[:name]
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last_message[:content] += "\n#{new_content}"
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else
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last_message[:content] = message[:content]
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end
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else
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result << message
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end
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last_type = message[:type]
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end
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if limit
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result[0..limit]
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else
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result
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end
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end
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def push(type:, content:, name: nil, upload_ids: nil, id: nil)
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if !%i[user model tool tool_call system].include?(type)
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raise ArgumentError, "type must be either :user, :model, :tool, :tool_call or :system"
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end
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raise ArgumentError, "upload_ids must be an array" if upload_ids && !upload_ids.is_a?(Array)
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message = { type: type, content: content }
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message[:name] = name.to_s if name
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message[:upload_ids] = upload_ids if upload_ids
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message[:id] = id.to_s if id
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@raw_messages << message
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end
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end
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end
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end
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