152 lines
4.3 KiB
Lua
152 lines
4.3 KiB
Lua
local state = runtime.import("state")
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---@class ShowcaseI18n
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local i18n = {}
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local fallback_locale = "zh-Hans"
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local messages = {
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["zh-Hans"] = {
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app_title = "Lua Runtime Showcase",
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app_subtitle = "仿 Cocos Showcase：左侧管理所有示例，右侧查看说明并直接运行。",
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examples_title = "Examples",
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preview_title = "Preview / Runtime Stage",
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tab_code = "代码",
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tab_params = "参数",
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copy_code = "复制代码",
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copy_params = "复制参数",
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selected_prefix = "已选择示例：",
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status_ready = "点击按钮查看 RuntimeEvent -> Lua -> Diff / Command 示例",
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i18n_current = "当前语言",
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i18n_zh = "中文文案：运行时只传 locale，翻译由 Lua 包管理。",
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i18n_en = "English copy: Lua owns text resources and fallback policy.",
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i18n_switched = "已切换语言：",
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responsive_title = "分辨率适配",
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responsive_design = "设计分辨率",
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responsive_screen = "屏幕",
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responsive_viewport = "视口",
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responsive_phone = "模拟手机宽度",
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responsive_tablet = "模拟平板宽度",
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responsive_desktop = "模拟桌面宽度"
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},
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en = {
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app_title = "Lua Runtime Showcase",
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app_subtitle = "Cocos-style showcase: select examples on the left, inspect and run them on the right.",
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examples_title = "Examples",
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preview_title = "Preview / Runtime Stage",
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tab_code = "Code",
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tab_params = "Params",
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copy_code = "Copy code",
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copy_params = "Copy params",
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selected_prefix = "Selected example: ",
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status_ready = "Tap actions to inspect RuntimeEvent -> Lua -> Diff / Command.",
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i18n_current = "Current locale",
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i18n_zh = "中文文案：运行时只传 locale，翻译由 Lua 包管理。",
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i18n_en = "English copy: Lua owns text resources and fallback policy.",
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i18n_switched = "Locale switched: ",
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responsive_title = "Responsive Layout",
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responsive_design = "Design",
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responsive_screen = "Screen",
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responsive_viewport = "Viewport",
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responsive_phone = "Simulate phone width",
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responsive_tablet = "Simulate tablet width",
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responsive_desktop = "Simulate desktop width"
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}
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}
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---@param locale? string
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---@return string
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local function normalize(locale)
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if locale == nil or locale == "" then
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return fallback_locale
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end
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if messages[locale] ~= nil then
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return locale
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end
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local language = string.match(locale, "^([A-Za-z]+)")
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if language ~= nil and messages[language] ~= nil then
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return language
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end
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return fallback_locale
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end
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---@param ctx? RuntimeContext
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function i18n.apply_context(ctx)
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local locale = fallback_locale
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if ctx ~= nil and ctx.locale ~= nil and ctx.locale.resolved ~= nil then
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locale = ctx.locale.resolved
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end
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state.locale = normalize(locale)
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end
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---@param locale string
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function i18n.set_locale(locale)
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state.locale = normalize(locale)
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end
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---@return string
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function i18n.toggle_locale()
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if state.locale == "en" then
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state.locale = "zh-Hans"
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else
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state.locale = "en"
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end
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return state.locale
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end
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---@return string
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function i18n.current_locale()
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return normalize(state.locale)
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end
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---@param key string
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---@return string
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function i18n.t(key)
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local locale = normalize(state.locale)
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local bundle = messages[locale] or messages[fallback_locale]
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return bundle[key] or messages[fallback_locale][key] or key
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end
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---@param example ShowcaseExample
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---@param field string
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---@return string
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function i18n.example_field(example, field)
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if i18n.current_locale() == "en" then
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local en_value = example[field .. "_en"]
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if en_value ~= nil and en_value ~= "" then
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return en_value
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end
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end
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return example[field]
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end
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---@param example ShowcaseExample
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---@return string
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function i18n.example_label(example)
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return i18n.example_field(example, "menu")
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end
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---@param example ShowcaseExample
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---@return string
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function i18n.example_params(example)
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return i18n.example_field(example, "params")
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end
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---@param example ShowcaseExample
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---@return string
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function i18n.example_group(example)
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return i18n.example_field(example, "group")
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end
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---@param action ShowcaseAction
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---@return string
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function i18n.action_text(action)
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if i18n.current_locale() == "en" and action.text_en ~= nil and action.text_en ~= "" then
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return action.text_en
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end
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return action.text
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end
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return i18n
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