// 探针：真实载荷（GAS 699 条同码）下的分页正确性 —— 逐页读数必须等于 domain 行读数。
import { readFileSync } from 'node:fs'
import { registerHooks } from 'node:module'
import { parse, compileScript, compileTemplate } from '@vue/compiler-sfc'
import { createRenderer, h, ref, nextTick } from '@vue/runtime-core'

const root = new URL('../../../../../src/modules/cockpit/', import.meta.url)
registerHooks({
    load(url, context, nextLoad) {
        if (url.endsWith('.json')) return { format: 'module', shortCircuit: true, source: `export default ${readFileSync(new URL(url), 'utf8')}` }
        if (url.endsWith('.vue')) {
            const { descriptor } = parse(readFileSync(new URL(url), 'utf8'), { filename: new URL(url).pathname })
            const script = compileScript(descriptor, { id: 'probe', genDefaultAs: '__sfc__' })
            const template = compileTemplate({
                source: descriptor.template.content, filename: new URL(url).pathname,
                id: 'probe', compilerOptions: { bindingMetadata: script.bindings },
            })
            return { format: 'module', shortCircuit: true, source: `${script.content}\n${template.code}\n__sfc__.render = render; export default __sfc__;` }
        }
        return nextLoad(url, context)
    },
})
const nodeOps = {
    createElement: (tag) => ({ tag, props: {}, children: [], parent: null, text: '', style: {}, addEventListener() {}, removeEventListener() {} }),
    createText: (text) => ({ tag: '#text', text, children: [], parent: null, props: {}, style: {}, addEventListener() {}, removeEventListener() {} }),
    createComment: (text) => ({ tag: '#comment', text, children: [], parent: null, props: {}, style: {}, addEventListener() {}, removeEventListener() {} }),
    setText: (n, t) => { n.text = t },
    setElementText: (n, t) => { n.text = t; n.children = [] },
    insert: (child, parent, anchor) => {
        if (child.parent) child.parent.children = child.parent.children.filter((c) => c !== child)
        child.parent = parent
        if (!parent) return
        if (anchor) { const i = parent.children.indexOf(anchor); parent.children.splice(i < 0 ? parent.children.length : i, 0, child) }
        else parent.children.push(child)
    },
    remove: (c) => { if (c.parent) c.parent.children = c.parent.children.filter((x) => x !== c); c.parent = null },
    parentNode: (n) => n.parent,
    nextSibling: (n) => (n.parent ? n.parent.children[n.parent.children.indexOf(n) + 1] || null : null),
    querySelector: () => null,
    setScopeId: () => {},
    patchProp: (el, k, _p, next) => { el.props[k] = next },
}
const { createApp } = createRenderer(nodeOps)

const { default: PanelBlocks } = await import(new URL('components/PanelBlocks.vue', root))
const { operationPanel, toOperatingInformation } = await import(new URL('domain/infrastructurePanels.js', root))
const { section } = await import(new URL('domain/sectionState.js', root))

function findAll(node, predicate, acc = []) {
    if (!node) return acc
    if (predicate(node)) acc.push(node)
    for (const c of node.children || []) findAll(c, predicate, acc)
    return acc
}
function textOf(node) {
    if (!node) return ''
    // 元素若被 setElementText 直接落文本（Vue 对纯文本元素走这条路），文本在 node.text 上。
    const own = node.tag === '#text' ? node.text : (typeof node.text === 'string' ? node.text : '') + (typeof node.props?.text === 'string' ? node.props.text : '')
    return own + (node.children || []).map(textOf).join('')
}

const raw = JSON.parse(readFileSync(new URL('../t51/oi-GAS.json', import.meta.url), 'utf8')).data
const data = toOperatingInformation(raw)
const view = operationPanel(data, section('success', { data, loaded: true }), { scope: 'all' })
const rows = view.blocks[1].rows
console.log('row keys distinct:', new Set(rows.map((r) => r.key)).size, '/', rows.length)

const viewRef = ref(view)
const app = createApp({ render: () => h(PanelBlocks, { view: viewRef.value }) })
app.config.warnHandler = () => {}
const container = nodeOps.createElement('#root')
app.mount(container)

function rendered() {
    return findAll(container, (n) => n.props && 'data-item' in n.props).map((card) => ({
        key: card.props['data-item'],
        title: textOf(findAll(card, (n) => n.props && 'class' in n.props && String(n.props['class']).includes('panel-item__title'))[0]),
        meta: textOf(findAll(card, (n) => n.props && 'class' in n.props && String(n.props['class']).includes('panel-item__meta'))[0]),
    }))
}
let bad = 0
let pagesChecked = 0
for (let page = 1; page <= 70; page += 1) {
    const btn = findAll(container, (n) => String(n.props?.['data-page-number']) === String(page))[0]
    if (!btn) { console.log('page button missing', page); bad += 1; continue }
    btn.props.onClick()
    await nextTick()
    const got = rendered()
    const want = rows.slice((page - 1) * 10, page * 10)
    pagesChecked += 1
    if (got.length !== want.length) { console.log(`page ${page}: rendered ${got.length} want ${want.length}`); bad += 1; continue }
    for (let i = 0; i < want.length; i += 1) {
        if (got[i].key !== want[i].key || got[i].meta !== want[i].meta.join(' · ') || got[i].title !== want[i].title) {
            console.log(`page ${page} row ${i} mismatch:\n  got  ${JSON.stringify(got[i])}\n  want ${JSON.stringify({ key: want[i].key, title: want[i].title, meta: want[i].meta.join(' · ') })}`)
            bad += 1
            break
        }
    }
}
console.log(`pages checked: ${pagesChecked}, mismatches: ${bad}`)

// 计数行 + 到边禁用
const state = findAll(container, (n) => n.props && 'data-page-state' in n.props)[0]
console.log('state on last page:', textOf(state))
const prev = findAll(container, (n) => 'data-page-prev' in (n.props || {}))[0]
const next = findAll(container, (n) => 'data-page-next' in (n.props || {}))[0]
console.log('prev disabled:', prev?.props.disabled, 'next disabled:', next?.props.disabled)