local M = {}

M.lsp_signs = { Error = "E", Warn = "W", Hint = "H", Info = "I" }

function M.on_attach(on_attach)
    vim.api.nvim_create_autocmd("LspAttach", {
        callback = function(args)
            local buffer = args.buf
            local client = vim.lsp.get_client_by_id(args.data.client_id)
            on_attach(client, buffer)
        end,
    })
end

--[[
    TODO: cmdlineheight = 0 makes notifications not visible
    for some reasons notifications in M.toggle_diagnostics() works just fine
]]

function M.warn(msg, notify_opts)
    vim.notify(msg, vim.log.levels.WARN, notify_opts)
end

function M.error(msg, notify_opts)
    vim.notify(msg, vim.log.levels.ERROR, notify_opts)
end

function M.info(msg, notify_opts)
    vim.notify(msg, vim.log.levels.INFO, notify_opts)
end

---@param silent boolean?
---@param values? {[1]:any, [2]:any}
function M.toggle(option, silent, values)
    if values then
        if vim.opt_local[option]:get() == values[1] then
            vim.opt_local[option] = values[2]
        else
            vim.opt_local[option] = values[1]
        end
        M.info("Set " .. option .. " to " .. vim.opt_local[option]:get(), { title = "Option" })
    else
        vim.opt_local[option] = not vim.opt_local[option]:get()
        if not silent then
            if vim.opt_local[option]:get() then
                M.info("Enabled " .. option, { title = "Option" })
            else
                M.warn("Disabled " .. option, { title = "Option" })
            end
        end
    end
end

M.diagnostics_active = true
function M.toggle_diagnostics()
    M.diagnostics_active = not M.diagnostics_active
    if M.diagnostics_active then
        vim.diagnostic.show()
        M.info("Enabled Diagnostics", { title = "Lsp" })

        vim.lsp.handlers["textDocument/publishDiagnostics"] =
            vim.lsp.with(vim.lsp.diagnostic.on_publish_diagnostics, {})
    else
        vim.diagnostic.hide()
        M.warn("Disabled Diagnostics", { title = "Lsp" })

        vim.lsp.handlers["textDocument/publishDiagnostics"] = function() end
    end
end

function M.set_colorcolumn()
    local colorcolumn = vim.o.colorcolumn
    if colorcolumn == "80" then
        vim.o.colorcolumn = "0"
        M.info("Color Column disabled")
    else
        vim.o.colorcolumn = "80"
        M.info("Color Column set to 80")
    end
end

return M