# encoding:utf-8
class TcmExam < ActiveRecord::Base
  has_paper_trail
  self.table_name = "tcm_exams"
  belongs_to :wx_user
  belongs_to :scale_user, :foreign_key => :scale_user_id

  STATUS_ENUM = [["待处理", "pending"], ["处理中", "processing"], ["已完成", "completed"], ["失败", "failed"]]

  def wx_user_contact
    return "-" if wx_user.blank?
    user = wx_user.user
    return "-" if user.blank?
    contact = user.tel
    contact = user.email if contact.blank?
    contact.blank? ? "-" : contact
  end

  def scale_user_name
    return "-" if scale_user.blank?
    scale_user.nick_name || "-"
  end

  # 解析 AI 报告内容
  def parsed_ai_summary
    return {} if ai_summary.blank?
    begin
      JSON.parse(ai_summary)
    rescue
      {}
    end
  end

  # 解析观察图片
  def parsed_observation_images
    return {} if observation_images.blank?
    begin
      JSON.parse(observation_images)
    rescue
      {}
    end
  end

  # 解析问诊答案
  def parsed_question_answers
    return {} if question_answers.blank?
    begin
      JSON.parse(question_answers)
    rescue
      {}
    end
  end

  # 解析最新体脂秤结果
  def parsed_latest_scale_result
    return {} if latest_scale_result.blank?
    begin
      JSON.parse(latest_scale_result)
    rescue
      {}
    end
  end

  # 状态标签
  def status_label
    case status
    when "pending" then "待处理"
    when "processing" then "处理中"
    when "completed" then "已完成"
    when "failed" then "失败"
    else status || "-"
    end

  # 虚拟方法：调养与建议
  def advice_section
    parsed_ai_summary["advice"] || "-"
  end

  # 格式化内容，处理换行和 markdown 格式
  def format_content(content)
    return "-" if content.blank?
    # 处理换行符
    formatted = content.to_s
      .gsub(/\\n/, "<br>")
      .gsub(/\n/, "<br>")
      .gsub(/\*\*([^*]+)\*\*/, '<strong>\1</strong>')  # **粗体**
      .gsub(/\*([^*]+)\*/, '<em>\1</em>')  # *斜体*
    formatted
  end

  rails_admin do
    navigation_label '中医诊疗记录'
    parent ScaleDevice
    weight 3

    list do
      filters [:wx_user, :scale_user, :status, :created_at]
      field :id do
        label 'ID'
      end
      field :wx_user_id do
        label '微信用户ID'
      end
      field :wx_user do
        label '微信用户'
        pretty_value do
          bindings[:object].wx_user_contact
        end
      end
      field :scale_user_id do
        label '称用户ID'
      end
      field :scale_user do
        label '称用户名'
        pretty_value do
          bindings[:object].scale_user_name
        end
      end
      field :status do
        label '状态'
        pretty_value do
          bindings[:object].status_label
        end
      end
      field :ai_summary do
        label '报告详情'
        formatted_value do
          exam = bindings[:object]
          bindings[:view].link_to('查看报告', bindings[:view].rails_admin.show_path(model_name: 'tcm_exam', id: exam.id), class: 'btn btn-info btn-sm')
        end
      end
      field :created_at do
        label '创建时间'
      end
    end

    show do
      field :id
      field :wx_user_id do
        label '微信用户ID'
      end
      field :wx_user do
        label '微信用户'
        pretty_value do
          bindings[:object].wx_user_contact
        end
      end
      field :scale_user_id do
        label '称用户ID'
      end
      field :scale_user do
        label '称用户名'
        pretty_value do
          bindings[:object].scale_user_name
        end
      end
      field :status do
        label '状态'
        pretty_value do
          bindings[:object].status_label
        end
      end
      
      # 望诊图片
      field :observation_images do
        label '望诊图片'
        pretty_value do
          exam = bindings[:object]
          images = exam.parsed_observation_images
          return "-" if images.empty?
          
          image_labels = {
            'tongue' => '舌面照',
            'tongueBottom' => '舌底照',
            'face' => '面部照',
            'body' => '全身照'
          }
          
          html = '<div style="display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin: 10px 0;">'
          ['tongue', 'tongueBottom', 'face', 'body'].each do |key|
            urls = images[key]
            next if urls.blank? || urls.empty?
            url = urls.first
            next if url.blank?
            html += %Q{
              <div style="text-align: center;">
                <img src="#{url}" style="width: 100%; max-width: 200px; height: 150px; object-fit: cover; border-radius: 8px; border: 1px solid #e5e7eb; cursor: pointer;" onclick="window.open('#{url}')" />
                <div style="margin-top: 6px; font-size: 12px; color: #5d4037; font-weight: 600;">#{image_labels[key] || key}</div>
              </div>
            }
          end
          html += '</div>'
          html.html_safe
        end
      end

      # AI 报告内容 - 一般情况
      field :ai_summary do
        label '壹 · 一般情况'
        pretty_value do
          exam = bindings[:object]
          summary = exam.parsed_ai_summary
          content = summary['general'] || summary['summary'] || '-'
          %Q{<div style="background: #f9fafb; border: 1px solid #e5e7eb; border-radius: 10px; padding: 14px; margin: 10px 0; line-height: 1.7;">#{exam.format_content(content)}</div>}.html_safe
        end
      end

      # 问诊
      field :question_answers do
        label '贰 · 问诊 (十问歌)'
        pretty_value do
          exam = bindings[:object]
          summary = exam.parsed_ai_summary
          content = summary['inquiry'] || '-'
          %Q{<div style="background: #f9fafb; border: 1px solid #e5e7eb; border-radius: 10px; padding: 14px; margin: 10px 0; line-height: 1.7;">#{exam.format_content(content)}</div>}.html_safe
        end
      end

      # 望诊与闻诊
      field :extra_note do
        label '叁 · 望诊与闻诊'
        pretty_value do
          exam = bindings[:object]
          summary = exam.parsed_ai_summary
          content = summary['observation'] || '-'
          %Q{<div style="background: #f9fafb; border: 1px solid #e5e7eb; border-radius: 10px; padding: 14px; margin: 10px 0; line-height: 1.7;">#{exam.format_content(content)}</div>}.html_safe
        end
      end

      # 总体评估与体质辨识
      field :latest_scale_result do
        label '肆 · 总体评估与体质辨识'
        pretty_value do
          exam = bindings[:object]
          summary = exam.parsed_ai_summary
          content = summary['constitution'] || '-'
          %Q{<div style="background: #f9fafb; border: 1px solid #e5e7eb; border-radius: 10px; padding: 14px; margin: 10px 0; line-height: 1.7;">#{exam.format_content(content)}</div>}.html_safe
        end
      end

      # 调养与建议
      field :advice_section, :string do
        label '伍 · 调养与建议'
        pretty_value do
          exam = bindings[:object]
          summary = exam.parsed_ai_summary
          content = summary['advice'] || '-'
          %Q{<div style="background: #f9fafb; border: 1px solid #e5e7eb; border-radius: 10px; padding: 14px; margin: 10px 0; line-height: 1.7;">#{exam.format_content(content)}</div>}.html_safe
        end
      end

      # 总结
      field :model do
        label '陆 · 总结'
        pretty_value do
          exam = bindings[:object]
          summary = exam.parsed_ai_summary
          content = summary['summary']
          return "-" if content.blank?
          %Q{<div style="background: #fff7ed; border: 1px solid #fed7aa; border-radius: 10px; padding: 14px; margin: 10px 0; line-height: 1.7; color: #9a3412;">#{exam.format_content(content)}</div>}.html_safe
        end
      end

      field :created_at do
        label '创建时间'
      end
      field :updated_at do
        label '更新时间'
      end
    end

    # 禁用编辑和删除，只允许查看
    edit do
      field :status, :enum do
        enum do
          STATUS_ENUM
        end
      end
    end
  end
end