forked from extern/easydiffusion
394 lines
15 KiB
JavaScript
394 lines
15 KiB
JavaScript
const htmlTaskMap = new WeakMap()
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const pauseBtn = document.querySelector("#pause")
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const resumeBtn = document.querySelector("#resume")
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const processOrder = document.querySelector("#process_order_toggle")
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let TASK_CALLBACKS = {
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before_task_start: [],
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after_task_start: [],
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on_task_step: [],
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on_render_task_success: [],
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on_render_task_fail: [],
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on_all_tasks_complete: [],
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}
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let pauseClient = false
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async function onIdle() {
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const serverCapacity = SD.serverCapacity
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if (pauseClient === true) {
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await resumeClient()
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}
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for (const taskEntry of getUncompletedTaskEntries()) {
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if (SD.activeTasks.size >= serverCapacity) {
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break
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}
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const task = htmlTaskMap.get(taskEntry)
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if (!task) {
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const taskStatusLabel = taskEntry.querySelector(".taskStatusLabel")
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taskStatusLabel.style.display = "none"
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continue
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}
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await onTaskStart(task)
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}
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}
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function getUncompletedTaskEntries() {
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const taskEntries = Array.from(document.querySelectorAll("#preview .imageTaskContainer .taskStatusLabel"))
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.filter((taskLabel) => taskLabel.style.display !== "none")
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.map(function(taskLabel) {
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let imageTaskContainer = taskLabel.parentNode
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while (!imageTaskContainer.classList.contains("imageTaskContainer") && imageTaskContainer.parentNode) {
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imageTaskContainer = imageTaskContainer.parentNode
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}
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return imageTaskContainer
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})
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if (!processOrder.checked) {
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taskEntries.reverse()
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}
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return taskEntries
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}
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async function onTaskStart(task) {
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if (!task.isProcessing || task.batchesDone >= task.batchCount) {
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return
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}
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if (typeof task.startTime !== "number") {
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task.startTime = Date.now()
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}
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if (!("instances" in task)) {
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task["instances"] = []
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}
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task["stopTask"].innerHTML = '<i class="fa-solid fa-circle-stop"></i> Stop'
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task["taskStatusLabel"].innerText = "Starting"
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task["taskStatusLabel"].classList.add("waitingTaskLabel")
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if (task.previewTaskReq !== undefined) {
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let controlImagePreview = task.taskConfig.querySelector(".controlnet-img-preview > img")
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try {
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let result = await SD.filter(task.previewTaskReq)
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controlImagePreview.src = result.output[0]
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let controlImageLargePreview = task.taskConfig.querySelector(
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".controlnet-img-preview .task-fs-initimage img"
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)
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controlImageLargePreview.src = controlImagePreview.src
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} catch (error) {
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console.log("filter error", error)
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}
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delete task.previewTaskReq
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}
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let newTaskReqBody = task.reqBody
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if (task.batchCount > 1) {
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// Each output render batch needs it's own task reqBody instance to avoid altering the other runs after they are completed.
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newTaskReqBody = Object.assign({}, task.reqBody)
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if (task.batchesDone == task.batchCount - 1) {
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// Last batch of the task
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// If the number of parallel jobs is no factor of the total number of images, the last batch must create less than "parallel jobs count" images
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// E.g. with numOutputsTotal = 6 and num_outputs = 5, the last batch shall only generate 1 image.
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newTaskReqBody.num_outputs = task.numOutputsTotal - task.reqBody.num_outputs * (task.batchCount - 1)
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}
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}
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const startSeed = task.seed || newTaskReqBody.seed
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const genSeeds = Boolean(
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typeof newTaskReqBody.seed !== "number" || (newTaskReqBody.seed === task.seed && task.numOutputsTotal > 1)
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)
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if (genSeeds) {
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newTaskReqBody.seed = parseInt(startSeed) + task.batchesDone * task.reqBody.num_outputs
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}
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const outputContainer = document.createElement("div")
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outputContainer.className = "img-batch"
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task.outputContainer.insertBefore(outputContainer, task.outputContainer.firstChild)
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const eventInfo = { reqBody: newTaskReqBody }
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const callbacksPromises = PLUGINS["TASK_CREATE"].map((hook) => {
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if (typeof hook !== "function") {
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console.error("The provided TASK_CREATE hook is not a function. Hook: %o", hook)
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return Promise.reject(new Error("hook is not a function."))
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}
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try {
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return Promise.resolve(hook.call(task, eventInfo))
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} catch (err) {
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console.error(err)
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return Promise.reject(err)
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}
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})
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await Promise.allSettled(callbacksPromises)
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let instance = eventInfo.instance
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if (!instance) {
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const factory = PLUGINS.OUTPUTS_FORMATS.get(eventInfo.reqBody?.output_format || newTaskReqBody.output_format)
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if (factory) {
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instance = await Promise.resolve(factory(eventInfo.reqBody || newTaskReqBody))
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}
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if (!instance) {
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console.error(
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`${factory ? "Factory " + String(factory) : "No factory defined"} for output format ${eventInfo.reqBody
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?.output_format || newTaskReqBody.output_format}. Instance is ${instance ||
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"undefined"}. Using default renderer.`
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)
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instance = new SD.RenderTask(eventInfo.reqBody || newTaskReqBody)
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}
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}
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task["instances"].push(instance)
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task.batchesDone++
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TASK_CALLBACKS["before_task_start"].forEach((callback) => callback(task))
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instance.enqueue(getTaskUpdater(task, newTaskReqBody, outputContainer)).then(
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(renderResult) => {
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onRenderTaskCompleted(task, newTaskReqBody, instance, outputContainer, renderResult)
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},
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(reason) => {
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onTaskErrorHandler(task, newTaskReqBody, instance, reason)
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}
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)
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TASK_CALLBACKS["after_task_start"].forEach((callback) => callback(task))
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}
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function getTaskUpdater(task, reqBody, outputContainer) {
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const outputMsg = task["outputMsg"]
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const progressBar = task["progressBar"]
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const progressBarInner = progressBar.querySelector("div")
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const batchCount = task.batchCount
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let lastStatus = undefined
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return async function(event) {
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if (this.status !== lastStatus) {
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lastStatus = this.status
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switch (this.status) {
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case SD.TaskStatus.pending:
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task["taskStatusLabel"].innerText = "Pending"
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task["taskStatusLabel"].classList.add("waitingTaskLabel")
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break
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case SD.TaskStatus.waiting:
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task["taskStatusLabel"].innerText = "Waiting"
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task["taskStatusLabel"].classList.add("waitingTaskLabel")
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task["taskStatusLabel"].classList.remove("activeTaskLabel")
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break
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case SD.TaskStatus.processing:
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case SD.TaskStatus.completed:
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task["taskStatusLabel"].innerText = "Processing"
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task["taskStatusLabel"].classList.add("activeTaskLabel")
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task["taskStatusLabel"].classList.remove("waitingTaskLabel")
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break
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case SD.TaskStatus.stopped:
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break
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case SD.TaskStatus.failed:
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if (!SD.isServerAvailable()) {
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logError(
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"Stable Diffusion is still starting up, please wait. If this goes on beyond a few minutes, Stable Diffusion has probably crashed. Please check the error message in the command-line window.",
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event,
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outputMsg
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)
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} else if (typeof event?.response === "object") {
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let msg = "Stable Diffusion had an error reading the response:<br/><pre>"
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if (this.exception) {
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msg += `Error: ${this.exception.message}<br/>`
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}
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try {
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// 'Response': body stream already read
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msg += "Read: " + (await event.response.text())
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} catch (e) {
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msg += "Unexpected end of stream. "
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}
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const bufferString = event.reader.bufferedString
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if (bufferString) {
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msg += "Buffered data: " + bufferString
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}
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msg += "</pre>"
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logError(msg, event, outputMsg)
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}
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break
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}
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}
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if ("update" in event) {
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const stepUpdate = event.update
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if (!("step" in stepUpdate)) {
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return
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}
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// task.instances can be a mix of different tasks with uneven number of steps (Render Vs Filter Tasks)
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const instancesWithProgressUpdates = task.instances.filter((instance) => instance.step !== undefined)
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const overallStepCount =
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instancesWithProgressUpdates.reduce(
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(sum, instance) =>
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sum +
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(instance.isPending
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? Math.max(0, instance.step || stepUpdate.step) /
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(instance.total_steps || stepUpdate.total_steps)
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: 1),
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0 // Initial value
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) * stepUpdate.total_steps // Scale to current number of steps.
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const totalSteps = instancesWithProgressUpdates.reduce(
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(sum, instance) => sum + (instance.total_steps || stepUpdate.total_steps),
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stepUpdate.total_steps * (batchCount - task.batchesDone) // Initial value at (unstarted task count * Nbr of steps)
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)
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const percent = Math.min(100, 100 * (overallStepCount / totalSteps)).toFixed(0)
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const timeTaken = stepUpdate.step_time // sec
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const stepsRemaining = Math.max(0, totalSteps - overallStepCount)
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const timeRemaining = timeTaken < 0 ? "" : millisecondsToStr(stepsRemaining * timeTaken * 1000)
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outputMsg.innerHTML = `Batch ${task.batchesDone} of ${batchCount}. Generating image(s): ${percent}%. Time remaining (approx): ${timeRemaining}`
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outputMsg.style.display = "block"
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progressBarInner.style.width = `${percent}%`
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if (stepUpdate.output) {
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TASK_CALLBACKS["on_task_step"].forEach((callback) =>
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callback(task, reqBody, stepUpdate, outputContainer)
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)
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}
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}
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}
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}
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function onRenderTaskCompleted(task, reqBody, instance, outputContainer, stepUpdate) {
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if (typeof stepUpdate === "object") {
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if (stepUpdate.status === "succeeded") {
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TASK_CALLBACKS["on_render_task_success"].forEach((callback) =>
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callback(task, reqBody, stepUpdate, outputContainer)
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)
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} else {
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task.isProcessing = false
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TASK_CALLBACKS["on_render_task_fail"].forEach((callback) =>
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callback(task, reqBody, stepUpdate, outputContainer)
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)
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}
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}
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if (task.isProcessing && task.batchesDone < task.batchCount) {
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task["taskStatusLabel"].innerText = "Pending"
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task["taskStatusLabel"].classList.add("waitingTaskLabel")
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task["taskStatusLabel"].classList.remove("activeTaskLabel")
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return
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}
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if ("instances" in task && task.instances.some((ins) => ins != instance && ins.isPending)) {
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return
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}
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task.isProcessing = false
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task["stopTask"].innerHTML = '<i class="fa-solid fa-trash-can"></i> Remove'
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task["taskStatusLabel"].style.display = "none"
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let time = millisecondsToStr(Date.now() - task.startTime)
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if (task.batchesDone == task.batchCount) {
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if (!task.outputMsg.innerText.toLowerCase().includes("error")) {
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task.outputMsg.innerText = `Processed ${task.numOutputsTotal} images in ${time}`
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}
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task.progressBar.style.height = "0px"
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task.progressBar.style.border = "0px solid var(--background-color3)"
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task.progressBar.classList.remove("active")
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// setStatus("request", "done", "success")
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} else {
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task.outputMsg.innerText += `. Task ended after ${time}`
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}
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// if (randomSeedField.checked) { // we already update this before the task starts
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// seedField.value = task.seed
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// }
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if (SD.activeTasks.size > 0) {
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return
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}
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const uncompletedTasks = getUncompletedTaskEntries()
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if (uncompletedTasks && uncompletedTasks.length > 0) {
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return
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}
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if (pauseClient) {
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resumeBtn.click()
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}
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TASK_CALLBACKS["on_all_tasks_complete"].forEach((callback) => callback())
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}
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function resumeClient() {
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if (pauseClient) {
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document.body.classList.remove("wait-pause")
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document.body.classList.add("pause")
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}
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return new Promise((resolve) => {
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let playbuttonclick = function() {
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resumeBtn.removeEventListener("click", playbuttonclick)
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resolve("resolved")
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}
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resumeBtn.addEventListener("click", playbuttonclick)
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})
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}
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function abortTask(task) {
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if (!task.isProcessing) {
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return false
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}
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task.isProcessing = false
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task.progressBar.classList.remove("active")
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task["taskStatusLabel"].style.display = "none"
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task["stopTask"].innerHTML = '<i class="fa-solid fa-trash-can"></i> Remove'
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if (!task.instances?.some((r) => r.isPending)) {
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return
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}
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task.instances.forEach((instance) => {
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try {
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instance.abort()
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} catch (e) {
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console.error(e)
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}
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})
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}
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async function stopAllTasks() {
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getUncompletedTaskEntries().forEach((taskEntry) => {
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const taskStatusLabel = taskEntry.querySelector(".taskStatusLabel")
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if (taskStatusLabel) {
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taskStatusLabel.style.display = "none"
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}
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const task = htmlTaskMap.get(taskEntry)
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if (!task) {
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return
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}
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abortTask(task)
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})
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}
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function onTaskErrorHandler(task, reqBody, instance, reason) {
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if (!task.isProcessing) {
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return
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}
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console.log("Render request %o, Instance: %o, Error: %s", reqBody, instance, reason)
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abortTask(task)
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const outputMsg = task["outputMsg"]
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logError(
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"Stable Diffusion had an error. Please check the logs in the command-line window. <br/><br/>" +
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reason +
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"<br/><pre>" +
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reason.stack +
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"</pre>",
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task,
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outputMsg
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)
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// setStatus("request", "error", "error")
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}
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pauseBtn.addEventListener("click", function() {
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pauseClient = true
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pauseBtn.style.display = "none"
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resumeBtn.style.display = "inline"
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document.body.classList.add("wait-pause")
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})
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resumeBtn.addEventListener("click", function() {
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pauseClient = false
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resumeBtn.style.display = "none"
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pauseBtn.style.display = "inline"
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document.body.classList.remove("pause")
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document.body.classList.remove("wait-pause")
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})
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