-- ─────────────────────────────────────────────────────────────────────────────
--  Store handlers – install / uninstall / list
-- ─────────────────────────────────────────────────────────────────────────────

-- ── List store ───────────────────────────────────────────────────────────────
RegisterNetEvent('pc-live:server:getStore', function()
    local src  = source
    local user = ActiveSessions[src]
    if not user then return end

    local installs  = DB.GetInstalls(user.dbId)
    local storeList = AppRegistry.BuildStoreList(installs)
    TriggerClientEvent('pc-live:client:storeData', src, storeList)
end)

-- ── Install app ──────────────────────────────────────────────────────────────
RegisterNetEvent('pc-live:server:installApp', function(appId)
    local src  = source
    local user = ActiveSessions[src]
    if not user then return end

    if type(appId) ~= "string" then return end
    appId = appId:sub(1, 64)

    local manifest = AppRegistry.Get(appId)
    if not manifest then
        Bridge.Notify(src, "App not found.", "error")
        return
    end

    -- Fetch installs once – used for all checks below
    local installs = DB.GetInstalls(user.dbId)

    -- Already installed and up to date?
    local installedVersion = nil
    for _, row in ipairs(installs) do
        if row.app_id == appId then
            installedVersion = row.version
            break
        end
    end
    if installedVersion and installedVersion == manifest.version then
        Bridge.Notify(src, "Already installed.", "primary")
        return
    end

    -- Job permission check (single job OR list of jobs)
    local perms = manifest.permissions or {}
    if perms.job or perms.jobs then
        local playerJob = Bridge.GetJob and Bridge.GetJob(src) or nil
        local allowed   = false
        if perms.jobs and type(perms.jobs) == "table" then
            for _, j in ipairs(perms.jobs) do
                if j == playerJob then allowed = true; break end
            end
        elseif perms.job then
            allowed = (playerJob == perms.job)
        end
        if not allowed then
            local jobList = perms.jobs and table.concat(perms.jobs, ", ") or perms.job
            Bridge.Notify(src, ("Zugriff verweigert. Benötigt: %s"):format(jobList), "error")
            return
        end
    end

    -- Dependency check
    if manifest.dependencies and #manifest.dependencies > 0 then
        local installedMap = {}
        for _, row in ipairs(installs) do
            installedMap[row.app_id] = true
        end
        for _, depId in ipairs(manifest.dependencies) do
            if not installedMap[depId] then
                local dep = AppRegistry.Get(depId)
                Bridge.Notify(src, ("Missing dependency: %s"):format(dep and dep.name or depId), "error")
                return
            end
        end
    end

    -- Price check
    local price = manifest.price or 0
    if price > 0 then
        local balance = Bridge.GetMoney(src, "bank")
        if balance < price then
            Bridge.Notify(src, ("Insufficient funds. Required: $%d"):format(price), "error")
            return
        end
        Bridge.RemoveMoney(src, "bank", price)
    end

    DB.InstallApp(user.dbId, appId, manifest.version)

    -- Refresh desktop icons AND store view
    local updated = DB.GetInstalls(user.dbId)
    TriggerClientEvent('pc-live:client:installedApps', src, AppRegistry.BuildInstalledList(updated))
    TriggerClientEvent('pc-live:client:storeData',     src, AppRegistry.BuildStoreList(updated))
    Bridge.Notify(src, ("%s installed."):format(manifest.name), "success")
end)

-- ── Uninstall app ────────────────────────────────────────────────────────────
RegisterNetEvent('pc-live:server:uninstallApp', function(appId)
    local src  = source
    local user = ActiveSessions[src]
    if not user then return end

    if type(appId) ~= "string" then return end
    appId = appId:sub(1, 64)

    -- Cannot uninstall default system apps
    local manifest = AppRegistry.Get(appId)
    if manifest and manifest.default then
        Bridge.Notify(src, "System apps cannot be uninstalled.", "error")
        return
    end

    DB.UninstallApp(user.dbId, appId)

    -- Refresh desktop icons AND store view
    local updated = DB.GetInstalls(user.dbId)
    TriggerClientEvent('pc-live:client:installedApps', src, AppRegistry.BuildInstalledList(updated))
    TriggerClientEvent('pc-live:client:storeData',     src, AppRegistry.BuildStoreList(updated))
    Bridge.Notify(src, "App uninstalled.", "primary")
end)