local lush = require('lush')
local hsl = lush.hsl

local theme = lush(function()
    local c = {
        bg = hsl("#212121"),
        bg1 = hsl("#2a2a2a"),
        -- bg2 = hsl("#3a3a3a"),
        bg2 = hsl("#383d45"),

        white = hsl("#c8c9d1"),

        gray = hsl("#858585"),
        light_gray = hsl("#c8c9c1"),

        error_red = hsl("#F44747"),
        warning_orange = hsl("#ff8800"),
        info_yellow = hsl("#ffcc66"),
        hint_blue = hsl("#4fc1ff"),

        red = hsl("#b04b57"),

        blue = hsl("#5486c0"),
        gray_blue = hsl("#66899d"),

        -- yellow = hsl("#ffcb6b"),
        yellow = hsl("#eeba5a"),

        -- orange = hsl("#c98a75"),
        orange = hsl("#c6735a"),

        green = hsl("#87b379"),
        light_green = hsl("#b2d77c"),

        -- aqua = hsl("#46b1d0"),
        aqua = hsl("#65a7c5"),

        purple = hsl("#bf83c1"),
        pale_purple = hsl("#7199ee"),

        sign_add  = hsl("#587C0C"),
        sign_change = hsl("#0C7D9D"),  
        sign_delete = hsl("#94151B"),

        test = hsl("#ff00ff")
    }
    return {
        Normal {bg = c.bg, fg = c.white, gui = "NONE"}, -- used for the columns set with 'colorcolumn'
        SignColumn {Normal},
        ModeMsg {Normal}, 
        MsgArea {Normal}, 
        MsgSeparator {Normal},
        SpellBad {bg = "NONE", fg = c.white, gui = "underline", sp = c.red},
        SpellCap {bg = "NONE", fg = c.white, gui = "underline", sp = c.yellow},
        SpellLocal {bg = "NONE", fg = c.white, gui = "underline", sp = c.green},
        SpellRare {bg = "NONE", fg = c.white, gui = "underline", sp = c.blue},
        NormalNC {Normal}, 
        Pmenu {bg = c.bg2, fg = c.white, gui = "NONE"},
        PmenuSel {bg = c.gray_blue, fg = c.bg1.da(5), gui = "NONE"},
        WildMenu {PmenuSel}, -- Non Defaults
        CursorLineNr {bg = "NONE", fg = c.light_gray, gui = "bold"},
        Comment {bg = "NONE", fg = c.gray, gui = "italic"}, -- any comment
        Folded {bg = c.bg1, fg = c.gray, gui = "NONE"},
        FoldColumn {Normal, fg = c.gray, gui = "NONE"}, 
        LineNr {bg = "NONE", fg = c.gray, gui = "NONE"},
        FloatBorder {bg = c.bg1, fg = c.gray, gui = "NONE"},
        Whitespace {bg = "NONE", fg = c.gray.da(35), gui = "NONE"},
        VertSplit {bg = "NONE", fg = c.bg2, gui = "NONE"},
        CursorLine {bg = c.bg1, fg = "NONE", gui = "NONE"},
        CursorColumn {CursorLine}, 
        ColorColumn {CursorLine},
        NormalFloat {bg = c.bg2.da(30), fg = "NONE", gui = "NONE"},
        Visual {bg = c.bg2.da(25), fg = "NONE", gui = "NONE"},
        VisualNOS {Visual}, WarningMsg {bg = "NONE", fg = c.red, gui = "NONE"},
        DiffText {bg = "NONE", fg = "NONE", gui = "NONE"},
        DiffAdd {bg = c.sign_add, fg = "NONE", gui = "NONE"},
        DiffChange {bg = c.sign_change, fg = "NONE", gui = "NONE"},
        DiffDelete {bg = c.sign_delete, fg = "NONE", gui = "NONE"},
        QuickFixLine {CursorLine},
        PmenuSbar {bg = c.bg2.li(15), fg = "NONE", gui = "NONE"},
        PmenuThumb {bg = c.white, fg = "NONE", gui = "NONE"},
        MatchParen {CursorLine, fg = "NONE", gui = "NONE"},
        Cursor {fg = "NONE", bg = "NONE", gui = "reverse"}, 
        lCursor {Cursor},
        CursorIM {Cursor}, 
        TermCursor {Cursor}, TermCursorNC {Cursor},
        Conceal {bg = "NONE", fg = c.blue, gui = "NONE"},
        Directory {bg = "NONE", fg = c.blue, gui = "NONE"},
        SpecialKey {bg = "NONE", fg = c.blue, gui = "bold"},
        Title {bg = "NONE", fg = c.blue, gui = "bold"},
        ErrorMsg {bg = "NONE", fg = c.error_red, gui = "NONE"},
        Search {bg = c.gray_blue, fg = c.white}, 
        IncSearch {Search},
        Substitute {Search}, 
        MoreMsg {bg = "NONE", fg = c.aqua, gui = "NONE"}, 
        Question {MoreMsg}, 
        EndOfBuffer {bg = "NONE", fg = c.bg, gui = "NONE"},
        NonText {EndOfBuffer},

        String {fg = c.green}, 
        Character {fg = c.light_green},
        Constant {fg = c.orange}, 
        Number {fg = c.red}, 
        Boolean {fg = c.red}, 
        Float {fg = c.red},

        Identifier {fg = c.white}, 
        Function {fg = c.yellow},
        Operator {fg = c.gray_blue},

        Type {fg = c.purple},
        StorageClass {Type}, 
        Structure {Type}, 
        Typedef {Type},

        Keyword {fg = c.blue}, 
        Statement {Keyword }, 
        Conditional {Keyword},
        Repeat {Keyword}, 
        Label {Keyword}, 
        Exception {Keyword},

        Include {Keyword}, 
        PreProc {fg = c.aqua}, 
        Define {PreProc},
        Macro {PreProc}, 
        PreCondit {PreProc}, 


        Special {fg = c.orange}, 
        SpecialChar {Character}, 
        Tag {fg = c.pale_purple},
        Debug {fg = c.red}, 
        Delimiter {fg = c.white.da(25)}, 
        SpecialComment {fg = c.gray},
        Underlined {fg = "NONE", gui = "underline"},
        Bold {fg = "NONE", gui = "bold"}, 
        Italic {fg = "NONE", gui = "italic"},

        -- Todo
        -- ("Ignore", below, may be invisible...)
        Ignore {fg = c.white}, 
        Todo {bg = "NONE", fg = c.red, gui = "bold"},
        Error {fg = c.error_red},

        -- Treesitter
        TSComment {Comment}, -- comment blocks.
        luaTSConstructor {bg = "NONE", fg = c.white.da(25)}, -- override Lua curly braces
        TSAnnotation {bg = "NONE", fg = c.aqua}, -- For C++/Dart attributes, annotations that can be attached to the code to denote some kind of meta information.
        TSAttribute {bg = "NONE", fg = c.aqua}, -- (unstable) TODO: docs
        TSConstructor {Type}, -- For constructor calls and definitions: `{ }` in Lua, and Java constructors.
        TSType {Type}, -- types.
        TSTypeBuiltin {Type}, -- builtin types.
        TSConditional {Conditional}, -- keywords related to conditionnals.
        TSException {Exception}, -- exception related keywords.
        TSInclude {Include}, -- includes: `#include` in C, `use` or `extern crate` in Rust, or `require` in Lua.
        TSKeyword {Keyword}, -- keywords that don't fall in previous categories.
        TSKeywordFunction {Keyword}, -- keywords used to define a fuction.
        TSLabel {Label}, -- labels: `label:` in C and `:label:` in Lua.
        TSNamespace {bg = "NONE", fg = c.blue}, -- For identifiers referring to modules and namespaces.
        TSRepeat {Repeat}, -- keywords related to loops.
        TSConstant {Constant}, -- constants
        TSConstBuiltin {Constant}, -- constant that are built in the language: `nil` in Lua.
        TSFloat {Float}, -- floats.
        TSNumber {Number}, -- all numbers
        TSBoolean {Boolean}, -- booleans.
        TSCharacter {Character}, -- characters.
        TSError {bg = "NONE", fg = "NONE"}, -- For syntax/parser errors.
        TSFunction {Function}, -- function (calls and definitions).
        TSFuncBuiltin {Function}, -- builtin functions: `table.insert` in Lua.
        TSMethod {Function}, -- method calls and definitions.
        TSConstMacro {Macro}, -- constants that are defined by macros: `NULL` in C.
        TSFuncMacro {Macro}, -- macro defined fuctions (calls and definitions): each `macro_rules` in Rust.
        TSVariableBuiltin {bg = "NONE", fg = c.aqua}, -- Variable names that are defined by the languages, like `this` or `self`.
        TSProperty {fg = c.aqua}, 
        TSOperator {Operator}, -- any operator: `+`, but also `->` and `*` in C.
        TSVariable {bg = "NONE", fg = c.white}, -- Any variable name that does not have another highlight.
        TSField {bg = "NONE", fg = c.white}, -- For fields.
        TSParameter {TSField}, -- parameters of a function.
        TSParameterReference {TSParameter}, -- references to parameters of a function.
        TSSymbol {Identifier}, -- identifiers referring to symbols or atoms.
        TSText {fg = c.white}, -- strings considered text in a markup language.
        TSPunctDelimiter {Delimiter}, -- delimiters ie: `.`
        TSTagDelimiter {Delimiter}, -- Tag delimiter like `<` `>` `/`
        TSPunctBracket {Delimiter}, -- brackets and parens.
        TSPunctSpecial {Delimiter}, -- special punctutation that does not fall in the catagories before.
        TSString {String}, -- strings.
        TSStringRegex {TSString}, -- regexes.
        TSStringEscape {Character}, -- escape characters within a string.
        TSWarning {Todo}, -- Variable names that are defined by the languages, like `this` or `self`.
        TSTag {Tag}, -- Tags like html tag names.
        TSEmphasis {gui = "italic"}, -- text to be represented with emphasis.
        TSUnderline {gui = "underline"}, -- text to be represented with an underline.
        TSStrike {gui = "strikethrough"}, -- strikethrough text.
        TSTitle {Title}, -- Text that is part of a title.
        TSLiteral {String}, -- Literal text.
        TSURI {fg = c.aqua}, -- Any URI like a link or email.
        -- TSNone                { },    -- TODO: docs

        -- These groups are for the native LSP client. Some other LSP clients may
        -- use these groups, or use their own. Consult your LSP client's
        -- documentation.

        LspDiagnosticsDefaultError {bg = "NONE", fg = c.error_red, gui = "NONE"},
        LspDiagnosticsDefaultWarning {bg = "NONE", fg = c.warning_orange, gui = "NONE"},
        LspDiagnosticsDefaultInformation {bg = "NONE", fg = c.info_yellow, gui = "NONE"},
        LspDiagnosticsDefaultHint {bg = "NONE", fg = c.hint_blue, gui = "NONE"},

        LspDiagnosticsVirtualTextError {LspDiagnosticsDefaultError},
        LspDiagnosticsVirtualTextWarning {LspDiagnosticsDefaultWarning},
        LspDiagnosticsVirtualTextInformation {LspDiagnosticsDefaultInformation},
        LspDiagnosticsVirtualTextHint {LspDiagnosticsDefaultHint},
        
        LspDiagnosticsFloatingError {fg = c.error_red, gui = "NONE"},
        LspDiagnosticsFloatingWarning {fg = c.warning_orange, gui = "NONE"},
        LspDiagnosticsFloatingInformation {fg = c.info_yellow, gui = "NONE"},
        LspDiagnosticsFloatingHint {fg = c.hint_blue, gui = "NONE"},

        LspDiagnosticsSignError {fg = c.error_red, gui = "NONE"},
        LspDiagnosticsSignWarning {fg = c.warning_orange, gui = "NONE"},
        LspDiagnosticsSignInformation {fg = c.info_yellow, gui = "NONE"},
        LspDiagnosticsSignHint {fg = c.hint_blue, gui = "NONE"}, -- Tree-Sitter

        LspDiagnosticsError {LspDiagnosticsSignError},
        LspDiagnosticsWarning {LspDiagnosticsSignWarning},
        LspDiagnosticsInformation {LspDiagnosticsSignInformation},
        LspDiagnosticsHint {LspDiagnosticsSignHint},

        -- LspReferenceText {bg = c.bg1, fg = "NONE", gui = "underline"},
        -- LspReferenceRead {bg = c.bg1, fg = "NONE", gui = "underline"},
        -- LspReferenceWrite {bg = c.bg1, fg = "NONE", gui = "underline"},

        LspDiagnosticsUnderlineError {fg = "NONE", gui = "underline", sp = c.red},
        LspDiagnosticsUnderlineWarning {fg = "NONE", gui = "underline", sp = c.yellow}, 
        LspDiagnosticsUnderlineInformation {fg = "NONE", gui = "underline", sp = c.blue},
        LspDiagnosticsUnderlineHint {fg = "NONE", gui = "underline", sp = c.green}, 

        -- gitsigns.nvim
        SignAdd {fg = c.sign_add}, 
        SignChange {fg = c.sign_change}, 
        SignDelete {fg = c.sign_delete}, -- Any URI like a link or email.
        GitSignsAdd  {fg = c.sign_add},
        GitSignsChange { fg = c.sign_change},
        GitSignsDelete  {fg = c.sign_delete},

        -- telescope.nvim
        TelescopeSelection {bg = "NONE", fg = c.aqua},
        TelescopeMatching {bg = "NONE", fg = c.red, gui = "bold"},
        TelescopeBorder {bg = c.bg1, fg = c.gray}, -- nvim-tree.lua

        -- Nvimtree
        NvimTreeFolderIcon {fg = c.blue}, 
        NvimTreeIndentMarker {fg = c.gray},
        NvimTreeNormal {fg = c.white.da(10), bg = c.bg1},
        NvimTreeFolderName {fg = c.blue},
        NvimTreeOpenedFolderName {fg = c.aqua.da(10), gui = "italic"},
        NvimTreeOpenedFile {NvimTreeOpenedFolderName},
        NvimTreeRootFolder {fg = c.blue.da(20)}, 
        NvimTreeExecFile {fg = c.green},
        NvimTreeImageFile {fg = c.purple}, 
        NvimTreeSpecialFile {fg = c.aqua},

        NvimTreeGitStaged {fg = c.sign_add}, 
        NvimTreeGitNew {fg = c.sign_add}, 
        NvimTreeGitDirty {fg = c.sign_add},
        NvimTreeGitRenamed {fg = c.sign_change},
        NvimTreeGitMerge {fg = c.sign_change},
        NvimTreeGitDelete {fg = c.sign_delete},
        NvimTreeVertSplit {fg = c.bg1, bg = c.bg1},

        -- BarBar
        TabLine {bg = c.bg1, fg = c.white, gui = "NONE"},
        TabLineFill {bg = c.bg1, fg = c.white, gui = "NONE"},
        TabLineSel {bg = c.blue, fg = c.bg1, gui = "NONE"},

        BufferCurrent {fg = c.fg, bg = c.bg},
        BufferCurrentIndex {fg = c.aqua, bg = c.bg},
        BufferCurrentMod {fg = c.info_yellow, bg = c.bg},
        BufferCurrentSign {fg = c.aqua, bg = c.bg},
        BufferCurrentTarget {fg = c.red, bg = c.bg, gui = "bold"},

        BufferVisible {fg = c.fg, bg = c.bg},
        BufferVisibleIndex {fg = c.fg, bg = c.bg},
        BufferVisibleMod {fg = c.info_yellow, bg = c.bg},
        BufferVisibleSign {fg = c.info_yellow, bg = c.bg},
        BufferVisibleTarget {fg = c.red, bg = c.bg, gui = "bold"},

        BufferInactive {fg = c.gray, bg = c.bg1},
        BufferInactiveIndex {fg = c.gray, bg = c.bg1},
        BufferInactiveMod {fg = c.info_yellow, bg = c.bg1},
        BufferInactiveSign {fg = c.gray, bg = c.bg1},
        BufferInactiveTarget {fg = c.red, bg = c.bg1},

        -- some fix for html related stuff
        htmlH1 {Title}, -- markdown stuff
        mkdLink {fg = c.aqua, gui = "underline"},
        mkdLineBreak {bg = "NONE", fg = "NONE", gui = "NONE"},
        mkdHeading {fg = c.white}, 
        mkdInlineURL {mkdLink},
        mkdUnderline {fg = c.gray}, 
        markdownUrl {mkdLink},
        markdownCode {fg = c.orange, bg = "NONE"},
        markdownLinkTextDelimiter {Delimiter},
        markdownLinkDelimiter {Delimiter}, 
        markdownIdDelimiter {Delimiter},
        markdownLinkText {fg = c.aqua},
        markdownItalic {fg = "NONE", gui = "italic"}, -- flutter-tools.nvim
        FlutterWidgetGuides {fg = c.gray.li(10)}, -- statusline

        StatusLine {bg = c.bg1, fg = c.white},
        StatusLineNC {bg = c.bg1, fg = c.gray},
        StatusLineMode {bg = c.gray, fg = c.bg, gui = "bold"},
        StatusLineDeco {bg = c.bg2, fg = c.yellow},
        StatusLineLCol {bg = c.bg2, fg = c.white},
        StatusLineLColAlt {bg = c.bg1, fg = c.white},
        StatusLineFT {bg = c.bg2, fg = c.white},
        StatusLineFTAlt {bg = c.bg2, fg = c.white},
        StatusLineGit {bg = c.gray, fg = c.bg},
        StatusLineGitAlt {bg = c.gray, fg = c.bg},
        StatusLineLSP {bg = c.bg1, fg = c.gray.li(25)},
        StatusLineFileName {bg = c.bg1, fg = c.white, gui = "bold"},


        -- lsp-trouble.nvim
        LspTroubleIndent {fg = c.gray.li(10)}, -- tabline stuff

        -- tabline diagnostic
        TabLineError {LspDiagnosticsSignError},
        TabLineWarning {LspDiagnosticsSignWarning},
        TabLineHint {LspDiagnosticsSignHint},
        TabLineInformation {LspDiagnosticsSignInformation}, -- which-key.nvim

        WhichKey {fg = c.purple}, -- nvim-compe
        WhichKeySeperator {fg = c.green}, -- nvim-compe
        WhichKeyGroup {fg = c.blue}, -- nvim-compe
        WhichKeyDesc {fg = c.aqua}, -- nvim-compe
        WhichKeyFloat {bg = c.bg1}, -- nvim-compe


        CompeDocumentation {Pmenu, fg = "NONE"}, -- diffview

        DiffviewNormal {NvimTreeNormal},
        DiffviewStatusAdded {SignAdd},
        DiffviewStatusModified {SignChange}, 
        DiffviewStatusRenamed {SignChange},
        DiffviewStatusDeleted {SignDelete},
        DiffviewFilePanelInsertion {SignAdd},
        DiffviewFilePanelDeletion {SignDelete},
        DiffviewVertSplit {fg = c.gray, bg = c.bg},

        DashboardHeader {fg = c.blue},
        DashboardCenter {fg = c.purple},
        DashboardFooter {fg = c.aqua},

        IndentBlanklineContextChar {fg = c.gray.da(20)},

        CodiVirtualText {fg = c.hint_blue}
    }
end)

-- return our parsed theme for extension or use else where.
return theme

-- vi:nowrap