module PaintReport

# File lib/paint_report.rb, line 99
def analyse(result)
  AnalyseReport.card(result, tag: TAG)
end

# File lib/paint_report.rb, line 33
def denial
  IrcReply.error(tag: TAG, message: "Only channel ops and registered admins can use !paint.")
end

# File lib/paint_report.rb, line 103
def error_card(message)
  IrcReply.error(tag: TAG, message: message)
end

# File lib/paint_report.rb, line 17
def help
  IrcReply.card(
    tag: TAG,
    title: "colour overrides",
    body_lines: [
      "!paint list — plugins with sample output",
      "!paint list <plugin> — numbered sample lines",
      "!paint preview <plugin> — sample with overrides applied",
      "!paint reset <plugin> [line] — clear overrides",
      "!paint analyse [theme] — validate theme paint rules against sample lines",
      "!paint <plugin> <line|range> <pos> <fg[,bg]> [\"snippet\"]"
    ],
    footer_parts: ["admin", "channel overrides"]
  )
end

# File lib/paint_report.rb, line 51
def list_lines(plugin:, lines:)
  numbered = lines.each_with_index.map do |line, index|
    plain = TextAlign.plain_length(line)
    visible = strip_plain(line)
    "#{index + 1}. #{visible} (#{plain} chars)"
  end
  IrcReply.card(
    tag: TAG,
    title: plugin,
    body_lines: numbered,
    footer_parts: ["plain-text positions", "#{lines.length} lines"]
  )
end

# File lib/paint_report.rb, line 37
def list_plugins(plugins)
  body = if plugins.empty?
           "No registered plugin samples yet."
         else
           plugins.join(", ")
         end
  IrcReply.card(
    tag: TAG,
    title: "registered plugins",
    body_lines: [body],
    footer_parts: ["#{plugins.length} plugins"]
  )
end

# File lib/paint_report.rb, line 65
def preview(plugin:, lines:, override_count:)
  body = lines.each_with_index.map do |line, index|
    "#{index + 1}. #{line}"
  end
  IrcReply.card(
    tag: TAG,
    title: "#{plugin} preview",
    body_lines: body,
    footer_parts: ["#{override_count} overrides", "sample output"]
  )
end

# File lib/paint_report.rb, line 89
def reset(plugin:, line: nil)
  scope = line ? "line #{line}" : "all lines"
  IrcReply.card(
    tag: TAG,
    title: "#{plugin} reset",
    body_lines: ["Cleared overrides for #{scope}."],
    footer_parts: ["preview to verify"]
  )
end

# File lib/paint_report.rb, line 107
def strip_plain(line)
  line.to_s.gsub(TextAlign::IRC_CTRL_PATTERN, "")
end

# File lib/paint_report.rb, line 77
def updated(plugin:, line:, fg:, bg:, snippet: nil)
  colour = bg ? "#{fg},#{bg}" : fg.to_s
  detail = "line #{line} -> #{colour}"
  detail = "#{detail} · snippet #{snippet}" if snippet && !snippet.to_s.strip.empty?
  IrcReply.card(
    tag: TAG,
    title: "#{plugin} updated",
    body_lines: [detail],
    footer_parts: ["saved override", "use !paint preview #{plugin}"]
  )
end