-- Paper Tonic Modern - Plugin Highlight Groups
-- Highlights for various plugins (Telescope, Gitsigns, cmp, Oil, etc.)

local c = require('paper-tonic-modern.colors')

return {
  -- ============================================================================
  -- Telescope
  -- ============================================================================
  
  TelescopeNormal = { fg = c.fg, bg = c.bg },
  TelescopeBorder = { fg = c.fg_weak, bg = c.bg },
  TelescopeTitle = { fg = c.primary_strong, bold = true },
  
  -- Selection
  TelescopeSelection = { fg = c.fg_stronger, bg = c.bg_hl },
  TelescopeSelectionCaret = { fg = c.primary, bg = c.bg_hl },
  
  -- Matching
  TelescopeMatching = { fg = c.primary, bold = true },
  
  -- Prompts
  TelescopePromptNormal = { fg = c.fg, bg = c.bg_ui },
  TelescopePromptBorder = { fg = c.fg_weak, bg = c.bg_ui },
  TelescopePromptTitle = { fg = c.primary_strong, bold = true },
  TelescopePromptPrefix = { fg = c.primary },
  TelescopePromptCounter = { fg = c.fg_weak },
  
  -- Results
  TelescopeResultsNormal = { fg = c.fg, bg = c.bg },
  TelescopeResultsBorder = { fg = c.fg_weak, bg = c.bg },
  TelescopeResultsTitle = { fg = c.fg_strong, bold = true },
  
  -- Preview
  TelescopePreviewNormal = { fg = c.fg, bg = c.bg },
  TelescopePreviewBorder = { fg = c.fg_weak, bg = c.bg },
  TelescopePreviewTitle = { fg = c.fg_strong, bold = true },
  
  -- ============================================================================
  -- Gitsigns
  -- ============================================================================
  
  -- Signs in the gutter
  GitSignsAdd = { fg = c.success, bg = c.bg },  -- Green
  GitSignsChange = { fg = c.modified, bg = c.bg },  -- Blue
  GitSignsDelete = { fg = c.fail, bg = c.bg },  -- Red
  
  -- Line highlights (when enabled)
  GitSignsAddLn = { bg = c.bg_success },
  GitSignsChangeLn = { bg = c.bg_modified },
  GitSignsDeleteLn = { bg = c.bg_fail },
  
  -- Virtual text (inline blame, etc.)
  GitSignsCurrentLineBlame = { fg = c.fg_weak, italic = true },
  
  -- Diff highlights
  GitSignsAddInline = { bg = c.bg_hl_special_alt },
  GitSignsChangeInline = { bg = c.bg_hl_special },
  GitSignsDeleteInline = { bg = c.bg_error_weak },
  
  -- ============================================================================
  -- nvim-cmp (completion menu)
  -- ============================================================================
  
  -- Menu
  CmpItemMenu = { fg = c.fg_weak, italic = true },
  CmpItemAbbrMatch = { fg = c.primary, bold = true },
  CmpItemAbbrMatchFuzzy = { fg = c.primary_weak },
  CmpItemAbbrDeprecated = { fg = c.fg_weak, strikethrough = true },
  
  -- Kind icons/labels
  CmpItemKindDefault = { fg = c.fg },
  CmpItemKindVariable = { fg = c.fg },
  CmpItemKindFunction = { fg = c.primary_weak },
  CmpItemKindMethod = { fg = c.primary_weak },
  CmpItemKindConstructor = { fg = c.primary },
  CmpItemKindClass = { fg = c.primary_strong },
  CmpItemKindInterface = { fg = c.primary_strong },
  CmpItemKindStruct = { fg = c.primary_strong },
  CmpItemKindProperty = { fg = c.fg_strong },
  CmpItemKindField = { fg = c.fg_strong },
  CmpItemKindEnum = { fg = c.primary },
  CmpItemKindEnumMember = { fg = c.fg_strong },
  CmpItemKindModule = { fg = c.primary },
  CmpItemKindKeyword = { fg = c.primary_weak },
  CmpItemKindSnippet = { fg = c.modified },
  CmpItemKindText = { fg = c.fg },
  CmpItemKindFile = { fg = c.fg },
  CmpItemKindFolder = { fg = c.fg_strong },
  CmpItemKindColor = { fg = c.alert },
  CmpItemKindUnit = { fg = c.fg_weak },
  CmpItemKindValue = { fg = c.fg_strong },
  CmpItemKindConstant = { fg = c.fg_strong },
  CmpItemKindReference = { fg = c.modified },
  CmpItemKindOperator = { fg = c.fg },
  CmpItemKindTypeParameter = { fg = c.primary },
  
  -- ============================================================================
  -- Oil.nvim (file explorer)
  -- ============================================================================
  
  OilDir = { fg = c.fg_strong, bold = true },
  OilDirIcon = { fg = c.fg_strong },
  OilLink = { fg = c.modified },
  OilLinkTarget = { fg = c.fg_weak },
  OilFile = { fg = c.fg },
  OilFileIcon = { fg = c.fg },
  OilSize = { fg = c.fg_weak },
  OilPermissionNone = { fg = c.fg_weaker },
  OilPermissionRead = { fg = c.success },
  OilPermissionWrite = { fg = c.alert },
  OilPermissionExecute = { fg = c.modified },
  OilCopy = { fg = c.success, bold = true },
  OilMove = { fg = c.modified, bold = true },
  OilCreate = { fg = c.success, bold = true },
  OilDelete = { fg = c.fail, bold = true },
  OilChange = { fg = c.modified, bold = true },
  OilRestore = { fg = c.success },
  OilPurge = { fg = c.alert_strong, bold = true },
  OilTrash = { fg = c.fail },
  OilTrashSourcePath = { fg = c.fg_weak, italic = true },
  
  -- ============================================================================
  -- Comment.nvim
  -- ============================================================================
  
  -- Uses default Comment group
  
  -- ============================================================================
  -- nvim-surround
  -- ============================================================================
  
  -- Uses default highlighting
  
  -- ============================================================================
  -- nvim-autopairs
  -- ============================================================================
  
  -- Uses default highlighting
  
  -- ============================================================================
  -- indent-blankline.nvim
  -- ============================================================================
  
  IblIndent = { fg = c.fg_weaker },
  IblScope = { fg = c.fg_weak },
  
  -- ============================================================================
  -- nvim-ufo (folding)
  -- ============================================================================
  
  UfoFoldedBg = { bg = c.bg_hl_weak },
  UfoFoldedFg = { fg = c.fg_weak },
  UfoCursorFoldedLine = { bg = c.bg_hl, fg = c.fg },
  UfoPreviewBorder = { fg = c.fg_weak },
  UfoPreviewNormal = { bg = c.bg_ui },
  UfoPreviewCursorLine = { bg = c.bg_hl },
  
  -- ============================================================================
  -- undotree
  -- ============================================================================
  
  -- Uses default highlighting (mainly reuses diff colors)
}