local helpers = require('personal.luasnip-helper-funcs')
local get_visual = helpers.get_visual

-- Math context detection 
local tex = {}
tex.in_mathzone = function() return vim.fn['vimtex#syntax#in_mathzone']() == 1 end
tex.in_text = function() return not tex.in_mathzone() end

-- Return snippet tables
return
{
  -- LEFT/RIGHT PARENTHESES
  s({trig = "([^%a])l%(", regTrig = true, wordTrig = false, snippetType="autosnippet"},
    fmta(
      "<>\\left(<>\\right)",
      {
        f( function(_, snip) return snip.captures[1] end ),
        d(1, get_visual),
      }
    )
  ),
  -- LEFT/RIGHT SQUARE BRACES
  s({trig = "([^%a])l%[", regTrig = true, wordTrig = false, snippetType="autosnippet"},
    fmta(
      "<>\\left[<>\\right]",
      {
        f( function(_, snip) return snip.captures[1] end ),
        d(1, get_visual),
      }
    )
  ),
  -- LEFT/RIGHT CURLY BRACES
  s({trig = "([^%a])l%{", regTrig = true, wordTrig = false, snippetType="autosnippet"},
    fmta(
      "<>\\left\\{<>\\right\\}",
      {
        f( function(_, snip) return snip.captures[1] end ),
        d(1, get_visual),
      }
    )
  ),
  -- BIG PARENTHESES
  s({trig = "([^%a])b%(", regTrig = true, wordTrig = false, snippetType="autosnippet"},
    fmta(
      "<>\\big(<>\\big)",
      {
        f( function(_, snip) return snip.captures[1] end ),
        d(1, get_visual),
      }
    )
  ),
  -- BIG SQUARE BRACES
  s({trig = "([^%a])b%[", regTrig = true, wordTrig = false, snippetType="autosnippet"},
    fmta(
      "<>\\big[<>\\big]",
      {
        f( function(_, snip) return snip.captures[1] end ),
        d(1, get_visual),
      }
    )
  ),
  -- BIG CURLY BRACES
  s({trig = "([^%a])b%{", regTrig = true, wordTrig = false, snippetType="autosnippet"},
    fmta(
      "<>\\big\\{<>\\big\\}",
      {
        f( function(_, snip) return snip.captures[1] end ),
        d(1, get_visual),
      }
    )
  ),
  -- ESCAPED CURLY BRACES
  s({trig = "([^%a])\\%{", regTrig = true, wordTrig = false, snippetType="autosnippet", priority=2000},
    fmta(
      "<>\\{<>\\}",
      {
        f( function(_, snip) return snip.captures[1] end ),
        d(1, get_visual),
      }
    )
  ),
  -- LATEX QUOTATION MARK
  s({trig = "``", snippetType="autosnippet"},
    fmta(
      "``<>''",
      {
        d(1, get_visual),
      }
    )
  ),
}