-- # vim: nowrap
--
-- Set Vim to no-wrapping mode because of some lines not fitting within the 80
-- characters width limit due to overall readability of the code.


-- Localise needed functions
local m = mtimer
local S = m.translator
local esc = minetest.formspec_escape


-- Formspecs are loaded and shown by individual functions. The function name
-- correlates with the formspec to show. All of the names are self-explanatory
-- and within the functions no logic is used.
--
-- The Main menu is a bit more complex and is generated seperately.
--
-- @see mtimer.show_formspec
-- @see mtimer.get_times
-- @see ./system/on_receive_fields.lua
-- @see ./system/chat_command.lua
-- @see ./system/formspec/main_menu.lua
-- @see https://dev.minetest.net/formspec


mtimer.dialog.set_visibility = function (player_name)
    local player = minetest.get_player_by_name(player_name)
    local visible = player:get_meta():get_string(m.meta.visible.key)
    local status = visible == 'true' and S('visible') or S('invisible')

    mtimer.show_formspec('mtimer:set_visibility', {
        title = S('Visibility'),
        show_to = player_name,
        formspec = {
             mtimer.get_icon_button('set_visible', {
                 width = 4,
                 label = S('Make visible')
             }),
             mtimer.get_icon_button('set_invisible', {
                 width = 4,
                 label = S('Make invisible'),
                 container = { left = 4.25 }
             }),
             'label[0,1.25;'..S('The timer is currently @1.', status)..']'
        }
    })
end


mtimer.dialog.set_position = function (player_name)
    local player = minetest.get_player_by_name(player_name)
    local howto = S('Click the position you want to place the timer at.')

    -- Get current position name
    local p_value = player:get_meta():get_string(m.meta.position.key)
    local p_names = {
        ['t'] = S('top'),  ['m'] = S('middle'), ['b'] = S('bottom'),
        ['l'] = S('left'), ['c'] = S('center'), ['r'] = S('right')
    }
    local p_name = p_names[p_value:sub(1,1)]..' '..p_names[p_value:sub(2,2)]
    local p_info = S('Current position: @1', p_name)

    -- Set up image
    local image = 'mtimer_positions_orientation.png'
    local i_width = 10
    local i_height = 6

    -- Return the parsed button
    local b_define = function(t, l, p)
        return ('image_button[+l,+t;+w,+h;+i;pos_+p;d;;false]'):gsub('%+%w', {
            ['+l'] = (l - 1) * (i_width / 3),
            ['+t'] = (t - 1) * (i_height / 3),
            ['+w'] = i_width / 3,
            ['+h'] = i_height / 3,
            ['+i'] = 'mtimer_transparent.png',
            ['+p'] = p,
        })
    end

    mtimer.show_formspec('mtimer:set_position', {
        title = S('Position'),
        height = 7.2,
        width = 10,
        show_to = player_name,
        formspec = {
            'image[0,0;'..i_width..','..i_height..';'..image..']',
            b_define(1, 1, 'tl'), b_define(1, 2, 'tc'), b_define(1, 3, 'tr'),
            b_define(2, 1, 'ml'), b_define(2, 2, 'mc'), b_define(2, 3, 'mr'),
            b_define(3, 1, 'bl'), b_define(3, 2, 'bc'), b_define(3, 3, 'br'),
            'label[0,6.5;'..howto..'\n'..p_info..']'
        }
    })
end


mtimer.dialog.set_color = function (player_name)
    local player = minetest.get_player_by_name(player_name)
    local color = player:get_meta():get_string(m.meta.color.key)

    local hexcolor = table.concat({
        '#',
        minetest.colorize('#ce5c00', 'rr'),
        minetest.colorize('#4e9a06', 'gg'),
        minetest.colorize('#729fcf', 'bb')
    })

    mtimer.show_formspec('mtimer:set_color', {
        title = S('Color'),
        show_to = player_name,
        formspec = {
            'field_close_on_enter[color;false]',
            'field[0,0;3,0.5;color;;'..color..']',
            'box[3.25,0;0.5,0.5;'..color..'ff]',
            'label[0.025,0.75;'..S('Use `@1` format only!', hexcolor)..']'
        }
    })
end


mtimer.dialog.timezone_offset = function (player_name)
    local time_data = mtimer.get_times(player_name).real_time

    local format = {
        conversion = S('30 minutes @= 0.5, 60 minutes @= 1'),
        arbitrarity = S('“Arbitrary” values are possible.')
    }

    local time_information = {
        s = S('Server Time: @1', time_data.times.server_time),
        l = S('Local Time: @1', time_data.times.local_time)
    }

    mtimer.show_formspec('mtimer:timezone_offset', {
        title = S('Timezone Offset'),
        show_to = player_name,
        formspec = {
            'field_close_on_enter[offset;false]',
            'field[0,0;3,0.5;offset;;'..time_data.times.offset..']',
            'container[3.25,0.1]',
            'label[0,0;'..format.conversion..']',
            'label[0,0.3;'..format.arbitrarity..']',
            'container_end[]',
            'container[0,0.9]',
            'label[0,0;'..time_information.s..']',
            'label[0,0.3;'..time_information.l..']',
            'container_end[]'
        }
    })
end


mtimer.dialog.ingame_time_format = function (player_name)
    local time_data = mtimer.get_times(player_name).ingame_time

    mtimer.show_formspec('mtimer:ingame_time_format', {
        title = S('Ingame Time Format'),
        height = 3.8,
        show_to = player_name,
        formspec = {
            'field_close_on_enter[format;false]',
            'field[0,0;+contentWidth,0.5;format;;'..esc(time_data.format)..']',
            'container[0,0.9]',
            'label[2.8,0;'..S('Variable')..']',
            'label[4.25,0;'..S('Current Value')..']',
            'box[0,0.25;+contentWidth,0.02;#ffffff]',
            'label[0,0.5;'..S('Hours (24h)')..']       label[2.8,0.5;{24h}]  label[4.25,0.5;'..time_data.hours_24..']',
            'label[0,0.9;'..S('Hours (12h)')..']       label[2.8,0.9;{12h}]  label[4.25,0.9;'..time_data.hours_12..']',
            'label[0,1.3;'..S('Minutes')..']           label[2.8,1.3;{min}]  label[4.25,1.3;'..time_data.minutes..']',
            'label[0,1.7;'..S('Ingame Timestamp')..']  label[2.8,1.7;{its}]  label[4.25,1.7;'..time_data.ingame_timestamp..']',
            'box[0,2;+contentWidth,0.02;#ffffff]',
            'label[0,2.25;'..S('Current Result')..']',
            'label[2.8,2.25;'..esc(time_data.formatted)..']',
            'container_end[]'
        }
    })
end


mtimer.dialog.real_world_time_format = function (player_name)
    mtimer.dialog.real_time_universal(player_name, {
        time_type = 'real_time',
        formspec_name = 'mtimer:real_world_time_format',
        title = S('Real-World Time Format')
    })
end


mtimer.dialog.host_time_format = function (player_name)
    mtimer.dialog.real_time_universal(player_name, {
        time_type = 'host_time',
        formspec_name = 'mtimer:host_time_format',
        title = S('Host Time Format')
    })
end


mtimer.dialog.session_start_time_format = function (player_name)
    mtimer.dialog.real_time_universal(player_name, {
        time_type = 'session_start_time',
        formspec_name = 'mtimer:session_start_time_format',
        title = S('Session Start Time Format')
    })
end


mtimer.dialog.session_duration_format = function (player_name)
    local time_data = mtimer.get_times(player_name).session_duration

    mtimer.show_formspec('mtimer:session_duration_format', {
        title = S('Session Duration Format'),
        show_to = player_name,
        height = 3.8,
        formspec = {
            'field_close_on_enter[format;false]',
            'field[0,0;+contentWidth,0.5;format;;'..esc(time_data.format)..']',
            'container[0,0.9]',
            'label[2.5,0;'..S('Variable')..']',
            'label[4,0;'..S('Current Value')..']',
            'box[0,0.25;+contentWidth,0.02;#ffffff]',
            'label[0,0.5;'..S('Days')..']     label[2.5,0.5;{days}]     label[4,0.5;'..time_data.days..']',
            'label[0,0.9;'..S('Hours')..']    label[2.5,0.9;{hours}]    label[4,0.9;'..time_data.hours..']',
            'label[0,1.3;'..S('Minutes')..']  label[2.5,1.3;{minutes}]  label[4,1.3;'..time_data.minutes..']',
            'label[0,1.7;'..S('Seconds')..']  label[2.5,1.7;{seconds}]  label[4,1.7;'..time_data.seconds..']',
            'box[0,2;+contentWidth,0.02;#ffffff]',
            'label[0,2.25;'..S('Current Result')..']',
            'label[2.5,2.25;'..esc(time_data.formatted)..']',
            'container_end[]'
        }
    })
end


mtimer.dialog.hud_element_size = function (player_name)
    local player = minetest.get_player_by_name(player_name)
    local size = player:get_meta():get_string(m.meta.hud_element_size.key)

    local information = table.concat({
        S('If set to 1 the HUD element is unscaled.'),
        S('All values larger than 1 scale the element up.'),
        S('Clicking the +/- button changes the size by 1.')
    }, '\n')

    mtimer.show_formspec('mtimer:hud_element_size', {
        title = S('HUD Element Size'),
        show_to = player_name,
        formspec = {
            'field_close_on_enter[hud_element_size;false]',
            'button[0,0;0.5,0.5;substract;'..S('-')..']',
            'field[0.75,0;0.75,0.5;hud_element_size;;'..size..']',
            'button[1.75,0;0.5,0.5;add;'..S('+')..']',
            'label[0.025,1;'..information..']',
        }
    })
end


mtimer.dialog.hud_element_offset = function (player_name)
    local player = minetest.get_player_by_name(player_name)
    local timer_data = esc(mtimer.get_timer_data(player_name).format)

    local information = table.concat({
        S('HUD element offset is used like a border/padding.'),
        S('Timer format can’t be set here. Go to the timer format dialog for that.')
    }, '\n')

    -- Get current offset values or 0 for use in formspec
    local key = m.meta.hud_element_offset.key
    local offset = minetest.deserialize(player:get_meta():get_string(key))
    offset.x = offset.x and offset.x or 0
    offset.y = offset.y and offset.y or 0

    mtimer.show_formspec('mtimer:hud_element_offset', {
        title = S('HUD Element Offset'),
        show_to = player_name,
        height = 4.75,
        formspec = {
            'field_close_on_enter[x_offset;false]',
            'field_close_on_enter[y_offset;false]',
            'box[0,0;5,2.25;#ffffff33]',
            'textarea[0,0;5,2.25;;;'..timer_data..']',
            'container[0,2.5]',
            '  button[0,0;0.5,0.5;x_substract_1;'..S('-')..']',
            '  field[0.75,0;0.75,0.5;x_offset;;'..offset.x..']',
            '  button[1.75,0;0.5,0.5;x_add_1;'..S('+')..']',
            'container_end[]',
            'container[5.25,0]',
            '  button[0,0;0.5,0.5;y_add_1;'..S('+')..']',
            '  field[0,0.75;0.75,0.5;y_offset;;'..offset.y..']',
            '  button[0,1.5;0.5,0.5;y_substract_1;'..S('-')..']',
            'container_end[]',
            'label[0.025,3.5;'..information..']',
        }
    })
end


mtimer.dialog.timer_format = function (player_name)
    local timer_data = mtimer.get_timer_data(player_name)

    mtimer.show_formspec('mtimer:timer_format', {
        title = S('Timer Format'),
        show_to = player_name,
        height = 6,
        width = 8.5,
        formspec = {
            'textarea[0,0;6,2.5;format;;'..esc(timer_data.format)..']',
            'container[0,2.9]',
            'label[2.5,0;'..S('Variable')..']',
            'label[4,0;'..S('Current Value')..']',
            'box[0,0.25;+contentWidth,0.02;#ffffff]',
            'label[0,0.5;'..S('Real-World Date')..']     label[2.5,0.5;{rd}]  label[4,0.5;'..esc(timer_data.real_world_date)..']',
            'label[0,0.9;'..S('In-Game Time')..']        label[2.5,0.9;{it}]  label[4,0.9;'..esc(timer_data.ingame_time)..']',
            'label[0,1.3;'..S('Session Start Time')..']  label[2.5,1.3;{st}]  label[4,1.3;'..esc(timer_data.session_start_time)..']',
            'label[0,1.7;'..S('Session Duration')..']    label[2.5,1.7;{sd}]  label[4,1.7;'..esc(timer_data.session_duration)..']',
            'label[0,2.1;'..S('Host Time')..']           label[2.5,2.1;{ht}]  label[4,2.1;'..esc(timer_data.host_time)..']',
            'label[0,2.5;'..S('Custom Timer')..']        label[2.5,2.5;{ct}]  label[4,2.5;'..esc(S('As configured'))..']',
            'container_end[]',
            'container[6.25,0]',
            mtimer.get_icon_button('apply', { label = S('Apply') }),
            'container_end[]'
        }
    })
end