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wip(0.S2): migrate - a var nothing writes becomes a let; a state is keyed by its module, directory or program, so every program's plan agrees; paths normalized; program states named SceneDemoState / scene_demo_st; the LSP reads state, mut and entry/handler parameters

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Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
This commit is contained in:
Orkun ÇAKILKAYA 2026-09-25 15:31:34 +03:00
parent 3eda72e8c2
commit 5ffe50ed02
463 changed files with 72045 additions and 67421 deletions
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50
examples/library/ui_templates.ludic
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@ -9,42 +9,40 @@ program UiTemplates {
name: string = ""
cost: int = 0
}
state UitemplatesState {
stock: []Item = new []Item
purse: int = 100
bought: []int = new []int
}
function add(uitemplates_st: mut UitemplatesState, name: string, cost: int) -> void {
var stock: []Item = new []Item
var purse: int = 100
var bought: []int = new []int
function add(name: string, cost: int) -> void {
let it = new Item
it.name = name
it.cost = cost
push(uitemplates_st.stock, it)
push(stock, it)
}
view Shop (uitemplates_st: mut UitemplatesState) {
purse = uitemplates_st.purse
stock = uitemplates_st.stock
owned: int = len(uitemplates_st.bought)
function afford(i: int) -> bool { return uitemplates_st.purse >= uitemplates_st.stock[i].cost }
view Shop {
purse = purse
stock = stock
owned: int = len(bought)
function afford(i: int) -> bool { return purse >= stock[i].cost }
on buy(i: int) {
uitemplates_st.purse -= uitemplates_st.stock[i].cost
push(uitemplates_st.bought, i)
purse -= stock[i].cost
push(bought, i)
}
}
const KIT: string = "<ui>\n<component name='Price'><text>${cost}</text></component>\n<component name='Line' export='true'>\n <state picks='{0}'/>\n <row gap='8' w='fill' align='center'>\n <text color='{picked ? \"#ffcc00\" : \"#eeeeee\"}'>{item.name} -</text>\n <Price cost='{item.cost}'/>\n <spacer w='fill'/>\n <text>{picks}</text>\n <button enabled='{afford(i)}' on-press='buy(i); set picks = picks + 1; emit chose'>Buy</button>\n </row>\n</component>\n</ui>\n"
const PAGE: string = "<ui>\n<import src='kit.xml' as='kit'/>\n<screen name='shop' gap='4' pad='10'>\n <state pick='{-1}'/>\n <text size='24'>The purse: ${purse}</text>\n <each in='{stock}' as='item' index='i'>\n <kit:Line item='{item}' i='{i}' picked='{pick == i}' on-chose='set pick = i'/>\n </each>\n <if test='{owned == 0}'><text>Nothing bought yet</text></if>\n <else><text>{owned} bought, the last {pick + 1}</text></else>\n</screen>\n</ui>\n"
const PRIVATE: string = "<ui><import src='kit.xml' as='kit'/><screen name='peek'><kit:Price cost='{1}'/></screen></ui>"
entry (ui_st: mut UiState, uitemplates_st: mut UitemplatesState) {
add(uitemplates_st, "Rope", 30)
add(uitemplates_st, "Lantern", 80)
ui_load_text(ui_st, KIT, "ui/kit.xml")
ui_load_text(ui_st, PAGE, "ui/shop.xml")
ui_load_text(ui_st, PRIVATE, "ui/peek.xml")
var root: UiNode = ui_nodes(ui_st, "shop", view_shop())
ui_place(ui_st, root, 0.0, 0.0, 600.0, 400.0)
entry {
add("Rope", 30)
add("Lantern", 80)
ui_load_text(KIT, "ui/kit.xml")
ui_load_text(PAGE, "ui/shop.xml")
ui_load_text(PRIVATE, "ui/peek.xml")
var root: UiNode = ui_nodes("shop", view_shop())
ui_place(root, 0.0, 0.0, 600.0, 400.0)
let press = root.children[1].children[4]
ui_press(ui_st, ui_hit(root, press.x + 1.0, press.y + 1.0))
root = ui_nodes(ui_st, "shop", view_shop())
ui_place(ui_st, root, 0.0, 0.0, 600.0, 400.0)
print(`purse {uitemplates_st.purse}, bought {len(uitemplates_st.bought)}; the lantern is enabled: {root.children[2].children[4].enabled}`)
ui_press(ui_hit(root, press.x + 1.0, press.y + 1.0))
root = ui_nodes("shop", view_shop())
ui_place(root, 0.0, 0.0, 600.0, 400.0)
print(`purse {purse}, bought {len(bought)}; the lantern is enabled: {root.children[2].children[4].enabled}`)
}
}