local telescope = require('telescope.builtin')

local M = {}

local function vault_root()
    local path = vim.fn.expand('%:p:h')
    local home = vim.fn.expand('~')
    while path ~= home and path ~= '/' do
        if vim.fn.filereadable(path .. '/time.csv') == 1
            or vim.fn.isdirectory(path .. '/.obsidian') == 1 then
            return path
        end
        path = vim.fn.fnamemodify(path, ':h')
    end
    return vim.fn.getcwd()
end

-- all open tasks vault-wide (equivalent to tdo shell alias)
function M.open_tasks()
    telescope.grep_string({
        prompt_title = "Open Tasks",
        search = "\\- \\[[^x~]\\]",
        use_regex = true,
        cwd = vault_root(),
    })
end

-- priority open tasks vault-wide (equivalent to tdop shell alias)
function M.priority_tasks()
    telescope.grep_string({
        prompt_title = "Priority Tasks",
        search = "\\- \\[[^x~]\\].*(🔼|⏫)",
        use_regex = true,
        cwd = vault_root(),
    })
end

return M