import fs from 'node:fs'
import path from 'node:path'
import process from 'node:process'

const rootDir = process.cwd()
const pageDir = path.resolve(rootDir, 'frontend/src/views/tools/mmsMapping')
const resultPanelPath = path.join(pageDir, 'components/MappingResultPanel.vue')
const checkDialogPath = path.join(pageDir, 'components/IcdPathCheckDialog.vue')
const flowPath = path.join(pageDir, 'utils/useMmsMappingFlow.ts')

const resultPanelSource = fs.readFileSync(resultPanelPath, 'utf8')
const checkDialogSource = fs.readFileSync(checkDialogPath, 'utf8')
const flowSource = fs.readFileSync(flowPath, 'utf8')

const checks = [
    [
        'ICD consistency issue dialog reviews the current issue list without clearing it on confirm',
        () =>
            !/reviewingIcdConsistencyProblemList/.test(resultPanelSource) &&
            /v-for="\([^"]+in\s+icdConsistencyProblemList"/.test(resultPanelSource)
    ],
    [
        'ICD consistency issue confirm emits an acknowledgement only',
        () =>
            /confirmIcdConsistencyProblems/.test(resultPanelSource) &&
            /emit\('confirm-icd-consistency-problems'\)/.test(resultPanelSource) &&
            !/emit\('confirm-icd-consistency-problems',/.test(resultPanelSource)
    ],
    [
        'ICD consistency issue dialog has explicit confirm action',
        () => /confirmIcdConsistencyProblems/.test(resultPanelSource) && /event: 'confirm-icd-consistency-problems'/.test(resultPanelSource)
    ],
    [
        'ICD consistency indicator shows remaining issue count on the warning icon',
        () => /el-badge[\s\S]*icdConsistencyProblemCount/.test(resultPanelSource)
    ],
    [
        'ICD consistency issue dialog supports removing a single reviewed issue',
        () =>
            /@click="emit\('remove-icd-consistency-problem',\s*index\)"/.test(resultPanelSource) &&
            /event:\s*'remove-icd-consistency-problem',\s*index:\s*number/.test(resultPanelSource) &&
            /handleRemoveIcdConsistencyProblem/.test(flowSource)
    ],
    [
        'ICD consistency issue removal is wired from dialog host to flow state',
        () =>
            /@remove-icd-consistency-problem="handleRemoveIcdConsistencyProblemEvent"/.test(checkDialogSource) &&
            /handleRemoveIcdConsistencyProblemEvent/.test(checkDialogSource) &&
            /handleRemoveIcdConsistencyProblem/.test(flowSource)
    ],
    [
        'ICD consistency check opens the issue dialog when failed',
        () =>
            /shouldOpenIcdConsistencyProblems/.test(resultPanelSource) &&
            /shouldOpenIcdConsistencyProblems\.value \+= 1/.test(flowSource)
    ],
    [
        'save is gated until failed ICD consistency issues are confirmed',
        () => /hasConfirmedIcdConsistencyProblems/.test(flowSource) && /!hasConfirmedIcdConsistencyProblems\.value/.test(flowSource)
    ],
    [
        'reviewed ICD consistency result follows the remaining reviewed issue list',
        () =>
            /reviewedIcdConsistencyResult/.test(flowSource) &&
            /if\s*\(!lastIcdConsistencyCheckResult\.value\)\s*return\s+1/.test(flowSource) &&
            /return\s+reviewedIcdConsistencyProblemList\.value\.length\s*\?\s*0\s*:\s*1/.test(flowSource)
    ],
    [
        'save payload preserves the remaining reviewed issue list after manual removal',
        () =>
            /buildReviewedIcdCheckMsg/.test(flowSource) &&
            /const\s+reviewedIssues\s*=\s*reviewedIcdConsistencyProblemList\.value/.test(flowSource) &&
            /details:\s*reviewedIssues/.test(flowSource) &&
            /issuesJson:\s*reviewedIssues\.length/.test(flowSource)
    ]
]

const failedChecks = checks.filter(([, check]) => !check()).map(([name]) => name)

if (failedChecks.length) {
    console.error('ICD consistency issue review contract failed:')
    failedChecks.forEach(name => console.error(`- ${name}`))
    process.exit(1)
}

console.log('ICD consistency issue review contract passed.')