557 lines
22 KiB
Go
557 lines
22 KiB
Go
// 按模型能力配置校验生成任务：尺寸、质量、时长、比例、参考数量与提示词长度。
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//
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// 校验在任务创建前完成，不合规的请求直接拒绝，不会产生计费订单。
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package app
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import (
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"encoding/json"
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"errors"
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"fmt"
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"sort"
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"strconv"
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"strings"
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"unicode/utf8"
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"yingce/backend/internal/model"
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)
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func validateTextCapabilityConfig(value *TextCapabilityConfig) error {
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if value.ContextWindowTokens < 4096 || value.ContextWindowTokens > 10000000 {
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return BadAuthRequest("文本模型上下文窗口必须在 4096-10000000 Token 之间")
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}
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if value.MaxOutputTokens < 256 || value.MaxOutputTokens > 1000000 || value.MaxOutputTokens >= value.ContextWindowTokens {
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return BadAuthRequest("文本模型最大输出 Token 必须小于上下文窗口且在 256-1000000 之间")
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}
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if value.References.PromptMaxChars < 1 || value.References.PromptMaxChars > 1000000 {
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return BadAuthRequest("提示词最大字符数必须在 1-1000000 之间")
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}
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for name, number := range map[string]int{"最大图片引用数": value.References.MaxImages, "最大视频引用数": value.References.MaxVideos} {
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if number < 0 || number > 100 {
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return BadAuthRequest(name + "必须在 0-100 之间")
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}
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}
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if value.References.MaxImageBytes < 0 || value.References.MaxVideoBytes < 0 {
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return BadAuthRequest("引用素材大小限制不能小于 0")
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}
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return nil
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}
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func validateImageCapabilityConfig(value *ImageCapabilityConfig) error {
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if value.References.PromptMaxChars < 1 || value.References.PromptMaxChars > 1000000 {
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return BadAuthRequest("提示词最大字符数必须在 1-1000000 之间")
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}
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if value.References.MaxImages < 0 || value.References.MaxImages > 100 || value.References.MaxImageBytes < 0 {
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return BadAuthRequest("图片引用限制无效")
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}
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if value.MaxOutputs < 1 || value.MaxOutputs > 100 {
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return BadAuthRequest("单次图片数量必须在 1-100 之间")
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}
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switch value.Size.Parameter {
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case "none":
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value.Size.Values = []string{}
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value.Size.Presets = nil
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value.Size.Default = "auto"
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value.Size.AllowCustom = false
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case "size", "aspect_ratio":
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if strings.TrimSpace(value.Size.Default) == "" {
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return BadAuthRequest("请配置默认图片尺寸或比例")
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}
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if !value.Size.AllowCustom && !containsCapabilityString(value.Size.Values, value.Size.Default) {
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return BadAuthRequest("默认图片尺寸必须属于支持值")
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}
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default:
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return BadAuthRequest("尺寸参数仅支持不发送、size 或 aspect_ratio")
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}
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seenPresets := make(map[string]bool)
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for _, preset := range value.Size.Presets {
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if preset.Tier != "1k" && preset.Tier != "2k" && preset.Tier != "4k" {
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return BadAuthRequest("图片分辨率档位仅支持 1K、2K、4K")
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}
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parts := strings.Split(preset.Ratio, ":")
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if len(parts) != 2 {
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return BadAuthRequest("图片预设比例格式无效")
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}
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w, ew := strconv.Atoi(parts[0])
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h, eh := strconv.Atoi(parts[1])
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if ew != nil || eh != nil || w <= 0 || h <= 0 || w > 100000 || h > 100000 || max(w, h) > min(w, h)*3 {
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return BadAuthRequest("图片预设比例无效")
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}
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if preset.Width <= 0 || preset.Height <= 0 || max(preset.Width, preset.Height) > 3840 || max(preset.Width, preset.Height) > min(preset.Width, preset.Height)*3 || preset.Width*preset.Height < 655360 || preset.Width*preset.Height > 8294400 || preset.Size != fmt.Sprintf("%dx%d", preset.Width, preset.Height) {
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return BadAuthRequest("图片预设像素尺寸无效")
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}
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// 容许像素取整误差，但不能将横屏尺寸标记成竖屏或其他比例。
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difference := preset.Width*h - preset.Height*w
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if difference < 0 {
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difference = -difference
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}
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if difference*1000 > preset.Height*w*25 {
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return BadAuthRequest("图片预设像素尺寸与宽高比不一致")
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}
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a, b := w, h
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for b != 0 {
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a, b = b, a%b
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}
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key := fmt.Sprintf("%s:%d:%d", preset.Tier, w/a, h/a)
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if seenPresets[key] {
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return BadAuthRequest("图片尺寸预设重复")
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}
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seenPresets[key] = true
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requestValue := preset.Size
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if value.Size.Parameter == "aspect_ratio" {
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requestValue = preset.Ratio
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}
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if !containsCapabilityString(value.Size.Values, requestValue) {
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return BadAuthRequest("图片预设必须包含在尺寸支持值中")
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}
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}
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if value.Quality.Supported {
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if len(value.Quality.Values) == 0 || strings.TrimSpace(value.Quality.Default) == "" || !containsCapabilityString(value.Quality.Values, value.Quality.Default) {
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return BadAuthRequest("请配置图片质量支持值和默认值")
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}
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} else {
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value.Quality.Values = []string{}
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value.Quality.Default = "auto"
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}
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if err := validateImagePresetSelection(value, value.Quality.Default, value.Size.Default); err != nil {
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return BadAuthRequest("默认图片分辨率与宽高比不在已配置的组合中")
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}
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if !value.TransparentBackground.Supported {
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value.TransparentBackground.Default = false
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}
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return nil
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}
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func validateVideoCapabilityConfig(value *VideoCapabilityConfig) error {
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if value.References.PromptMaxChars < 1 || value.References.PromptMaxChars > 1000000 {
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return BadAuthRequest("提示词最大字符数必须在 1-1000000 之间")
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}
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for name, number := range map[string]int{"最少图片引用数": value.References.MinImages, "最大图片引用数": value.References.MaxImages, "最大视频引用数": value.References.MaxVideos, "最大音频引用数": value.References.MaxAudios} {
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if number < 0 || number > 100 {
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return BadAuthRequest(name + "必须在 0-100 之间")
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}
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}
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if value.References.MinImages > value.References.MaxImages {
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return BadAuthRequest("最少图片引用数不能超过最大图片引用数")
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}
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if value.References.MaxImageBytes < 0 || value.References.MaxVideoBytes < 0 || value.References.MaxAudioBytes < 0 || value.References.MaxVideoDuration < 0 || value.References.MaxAudioDuration < 0 {
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return BadAuthRequest("引用素材限制不能小于 0")
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}
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if err := validateVideoDuration(value.Duration); err != nil {
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return err
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}
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if len(value.Ratios) == 0 {
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if strings.TrimSpace(value.DefaultRatio) != "" {
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return BadAuthRequest("未配置画面比例时不能设置默认比例")
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}
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} else if strings.TrimSpace(value.DefaultRatio) == "" || !containsCapabilityString(value.Ratios, value.DefaultRatio) {
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return BadAuthRequest("默认画面比例必须属于支持值")
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}
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if len(value.Resolutions) == 0 {
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if strings.TrimSpace(value.DefaultResolution) != "" {
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return BadAuthRequest("未配置输出分辨率时不能设置默认分辨率")
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}
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} else if strings.TrimSpace(value.DefaultResolution) == "" || !containsCapabilityString(value.Resolutions, value.DefaultResolution) {
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return BadAuthRequest("默认输出分辨率必须属于支持值")
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}
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if len(value.Operations) == 0 || strings.TrimSpace(value.DefaultOperation) == "" || !containsCapabilityString(value.Operations, value.DefaultOperation) {
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return BadAuthRequest("请至少配置一个生成模式，并选择默认模式")
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}
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return nil
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}
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func validateVideoDuration(value VideoDurationConfig) error {
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switch value.Selection {
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case "range":
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if value.Min < 1 || value.Max < value.Min || value.Max > 3600 || value.Step < 1 || value.Default < value.Min || value.Default > value.Max || (value.Default-value.Min)%value.Step != 0 {
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return BadAuthRequest("视频时长范围或默认值无效")
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}
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case "enum":
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if len(value.Values) == 0 || len(value.Values) > 100 {
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return BadAuthRequest("视频固定时长至少需要一个选项")
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}
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values := append([]int(nil), value.Values...)
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sort.Ints(values)
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for index, item := range values {
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if item < 1 || item > 3600 || (index > 0 && values[index-1] == item) {
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return BadAuthRequest("视频固定时长选项无效或重复")
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}
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}
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if !containsInt(values, value.Default) {
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return BadAuthRequest("视频默认时长必须属于固定时长选项")
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}
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default:
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return BadAuthRequest("视频时长选择方式仅支持范围或固定值")
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}
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return nil
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}
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func (s *Service) ValidateTaskCapability(input map[string]any) error {
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encoded, err := json.Marshal(input)
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if err != nil {
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return BadAuthRequest("任务输入格式无效")
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}
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var taskInput canvasGenerationInput
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if err := json.Unmarshal(encoded, &taskInput); err != nil || (taskInput.Mode != "image" && taskInput.Mode != "video" && taskInput.Mode != "audio") {
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return nil
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}
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if isWorkflowProviderInterface(taskInput.Config.InterfaceType) {
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if err := validateWorkflowProviderPromptLength(taskInput); err != nil {
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return err
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}
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return validateWorkflowProviderConfig(taskInput.Mode, taskInput.Config)
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}
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// 普通音频模型沿用主线的能力校验路径；当前专用能力表只覆盖图片和视频。
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if taskInput.Mode == "audio" {
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return nil
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}
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channelID := strings.TrimSpace(taskInput.Config.ChannelID)
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if channelID == "" {
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channelID = systemChannelIDFromBaseURL(taskInput.Config.BaseURL)
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}
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if channelID == "" {
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if taskInput.Mode == "image" {
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profile := DefaultImageCapabilityConfig(taskInput.Config.InterfaceType, taskInput.Config.Model)
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if taskInput.Config.CapabilityConfig != nil && taskInput.Config.CapabilityConfig.Image != nil {
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profile = taskInput.Config.CapabilityConfig.Image
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}
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return validateImageTask(profile, taskInput)
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}
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profile := taskInput.Config.CapabilityConfig
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if profile == nil || profile.Video == nil {
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if taskInput.Config.InterfaceType != string(model.ChannelInterfaceAgnesVideo) {
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return nil
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}
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profile = DefaultModelCapabilityConfigForModel(taskInput.Config.InterfaceType, taskInput.Config.Model)
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}
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normalized, normalizeErr := NormalizeModelCapabilityConfigForModel("video", taskInput.Config.InterfaceType, taskInput.Config.Model, profile)
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if normalizeErr != nil || normalized == nil || normalized.Video == nil {
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return BadAuthRequest("当前视频模型能力参数无效")
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}
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applyAutoDLVideoScreenSpec(&taskInput, normalized.Video)
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if config, ok := input["config"].(map[string]any); ok {
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config["size"], config["vquality"] = taskInput.Config.Size, taskInput.Config.VQuality
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}
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return validateVideoTask(normalized.Video, taskInput)
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}
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item, err := s.repo.ChannelModelByKey(channelID, providerChannelModelKey(taskInput.Config))
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if err != nil {
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return BadAuthRequest("当前系统渠道模型未配置或已停用")
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}
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profile, err := DecodeModelCapabilityConfig(item.CapabilityConfigJSON)
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if taskInput.Mode == "image" {
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if err != nil {
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return BadAuthRequest("当前图片模型能力参数无效")
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}
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imageProfile := DefaultImageCapabilityConfig(string(item.Protocol), firstNonEmpty(item.ProviderModelKey, item.ModelKey))
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if profile != nil && profile.Image != nil {
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imageProfile = profile.Image
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}
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return validateImageTask(applyModelSpecificImageCapability(imageProfile, string(item.Protocol), firstNonEmpty(item.ProviderModelKey, item.ModelKey), taskInput.Config.APIFormat), taskInput)
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}
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if err != nil || profile == nil || profile.Video == nil {
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return BadAuthRequest("当前视频模型尚未配置能力参数")
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}
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normalized, normalizeErr := NormalizeModelCapabilityConfigForModel("video", string(item.Protocol), firstNonEmpty(item.ProviderModelKey, item.ModelKey), profile)
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if normalizeErr != nil || normalized == nil || normalized.Video == nil {
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return BadAuthRequest("当前视频模型能力参数无效")
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}
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applyAutoDLVideoScreenSpec(&taskInput, normalized.Video)
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applyFixedVideoResolution(&taskInput, normalized.Video)
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if config, ok := input["config"].(map[string]any); ok {
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config["size"] = taskInput.Config.Size
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config["vquality"] = taskInput.Config.VQuality
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}
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return validateVideoTask(normalized.Video, taskInput)
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}
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// applyModelSpecificImageCapability is retained as a narrow normalization hook
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// for provider-specific image validation. The stored capability profile is
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// already normalized when the channel model is saved, so no second override is
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// needed here.
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func applyModelSpecificImageCapability(profile *ImageCapabilityConfig, _ string, _ string, _ string) *ImageCapabilityConfig {
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return profile
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}
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// applyFixedVideoResolution 让单档位 SKU 的预扣、恢复和上游请求保持同一分辨率。
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func applyFixedVideoResolution(input *canvasGenerationInput, profile *VideoCapabilityConfig) {
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if input == nil || profile == nil || len(profile.Resolutions) != 1 {
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return
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}
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if resolution := videoResolutionNameRequest(profile, profile.Resolutions[0]); resolution != "" {
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input.Config.VQuality = resolution
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}
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}
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func validateVideoTask(profile *VideoCapabilityConfig, input canvasGenerationInput) error {
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if profile == nil {
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return BadAuthRequest("当前视频模型能力参数无效")
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}
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if err := validateModelPromptLength("视频", input.Prompt, profile.References.PromptMaxChars); err != nil {
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return err
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}
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if len(input.ReferenceImages) > profile.References.MaxImages || len(input.ReferenceVideos) > profile.References.MaxVideos || len(input.ReferenceAudios) > profile.References.MaxAudios {
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return BadAuthRequest("参考素材数量超过当前模型限制")
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}
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if model.IsVolcengineArkVideoProtocol(model.ChannelInterfaceType(input.Config.InterfaceType)) && len(input.ReferenceAudios) > 0 && len(input.ReferenceImages) == 0 && len(input.ReferenceVideos) == 0 {
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return BadAuthRequest("火山方舟全模态参考不支持纯音频或文本+音频，请同时添加参考图片或参考视频")
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}
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if len(input.ReferenceImages) < profile.References.MinImages {
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return BadAuthRequest(fmt.Sprintf("当前视频模型至少需要 %d 张参考图", profile.References.MinImages))
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}
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for _, media := range input.ReferenceImages {
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if profile.References.MaxImageBytes > 0 && media.Bytes > profile.References.MaxImageBytes {
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return BadAuthRequest("参考图片文件超过当前模型大小限制")
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}
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}
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for _, media := range input.ReferenceVideos {
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if profile.References.MaxVideoBytes > 0 && media.Bytes > profile.References.MaxVideoBytes {
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return BadAuthRequest("参考视频文件超过当前模型大小限制")
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}
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if profile.References.MaxVideoDuration > 0 && media.DurationMs > int64(profile.References.MaxVideoDuration)*1000 {
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return BadAuthRequest("参考视频时长超过当前模型限制")
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}
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}
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for _, media := range input.ReferenceAudios {
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if profile.References.MaxAudioBytes > 0 && media.Bytes > profile.References.MaxAudioBytes {
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return BadAuthRequest("参考音频文件超过当前模型大小限制")
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}
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if profile.References.MaxAudioDuration > 0 && media.DurationMs > int64(profile.References.MaxAudioDuration)*1000 {
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return BadAuthRequest("参考音频时长超过当前模型限制")
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}
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}
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seconds, err := strconv.Atoi(strings.TrimSpace(input.Config.VideoSeconds))
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if err != nil || !videoDurationAllowed(profile.Duration, seconds) {
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return BadAuthRequest("视频时长不在当前模型支持范围内")
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}
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if input.Config.Size != "" && !videoRatioAllowed(profile.Ratios, input.Config.Size) {
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return BadAuthRequest("画面比例不在当前模型支持范围内")
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}
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if len(profile.Resolutions) > 0 && !isAutomaticVideoResolution(input.Config.VQuality) && videoResolutionNameRequest(profile, input.Config.VQuality) == "" {
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return BadAuthRequest("输出分辨率不在当前模型支持范围内")
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}
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operation := metadataString(input.Metadata, "videoEditOperation")
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if operation == "" {
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if len(input.ReferenceImages) > 0 {
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operation = "image_to_video"
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} else {
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operation = profile.DefaultOperation
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}
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}
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if !containsCapabilityString(profile.Operations, operation) {
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return BadAuthRequest("当前视频模型不支持该生成模式")
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}
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return nil
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}
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func validateImageTask(profile *ImageCapabilityConfig, input canvasGenerationInput) error {
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if profile == nil {
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return nil
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}
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modelName := strings.TrimPrefix(strings.ToLower(strings.TrimSpace(input.Config.Model)), "models/")
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if input.Config.InterfaceType == string(model.ChannelInterfaceGrokImage) && modelName == "grok-imagine-image-quality" {
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const maxPromptBytes = 8000
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promptBytes := len(withSystemPrompt(input.Config, input.Prompt))
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if promptBytes > maxPromptBytes {
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return BadAuthRequest(fmt.Sprintf("Grok 图片完整提示词为 %d UTF-8 字节，超过上游 %d 字节限制。系统不会自动删改；请精简当前输入、连线文本、角色卡、画风或模板内容后重试", promptBytes, maxPromptBytes))
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}
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}
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if len(input.ReferenceImages) > profile.References.MaxImages {
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return BadAuthRequest(fmt.Sprintf("当前图片模型最多支持 %d 张参考图", profile.References.MaxImages))
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}
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for _, media := range input.ReferenceImages {
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if profile.References.MaxImageBytes > 0 && media.Bytes > profile.References.MaxImageBytes {
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return BadAuthRequest("参考图片文件超过当前模型大小限制")
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}
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}
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if input.Mask != nil && !profile.References.MaskSupported {
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return BadAuthRequest("当前图片模型不支持蒙版编辑")
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}
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if profile.Size.Parameter != "none" && !profile.Size.AllowCustom && strings.TrimSpace(input.Config.Size) != "" && !containsCapabilityString(profile.Size.Values, input.Config.Size) {
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return BadAuthRequest("图片尺寸不在当前模型支持范围内")
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}
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if profile.Size.Parameter == "size" && profile.Size.AllowCustom && strings.HasPrefix(modelName, "gpt-image-2") && !containsCapabilityString(profile.Size.Values, input.Config.Size) {
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if err := validateGPTImage2CustomSize(input.Config.Size); err != nil {
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return BadAuthRequest(err.Error())
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}
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}
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quality := strings.TrimSpace(input.Config.Quality)
|
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if profile.Quality.Supported && quality != "" && !strings.EqualFold(quality, "auto") && !strings.EqualFold(quality, "any") && !containsCapabilityString(profile.Quality.Values, quality) {
|
||
return BadAuthRequest("图片质量不在当前模型支持范围内")
|
||
}
|
||
if err := validateImagePresetSelection(profile, qualityForImageValidation(quality, profile.Quality.Default), firstNonEmpty(input.Config.Size, profile.Size.Default)); err != nil {
|
||
return err
|
||
}
|
||
count, err := strconv.Atoi(strings.TrimSpace(input.Config.Count))
|
||
if err == nil && count > profile.MaxOutputs {
|
||
return BadAuthRequest(fmt.Sprintf("当前图片模型单次最多生成 %d 张", profile.MaxOutputs))
|
||
}
|
||
return nil
|
||
}
|
||
|
||
func qualityForImageValidation(quality string, fallback string) string {
|
||
if strings.EqualFold(quality, "auto") || strings.EqualFold(quality, "any") {
|
||
return fallback
|
||
}
|
||
return firstNonEmpty(quality, fallback)
|
||
}
|
||
|
||
func validateImagePresetSelection(profile *ImageCapabilityConfig, quality, ratio string) error {
|
||
if profile.Size.Parameter != "aspect_ratio" || profile.Size.AllowCustom || len(profile.Size.Presets) == 0 || ratio == "auto" {
|
||
return nil
|
||
}
|
||
tier := imageResolutionTier(quality)
|
||
if tier == "" {
|
||
return nil
|
||
}
|
||
for _, preset := range profile.Size.Presets {
|
||
if preset.Tier == tier && preset.Ratio == ratio {
|
||
return nil
|
||
}
|
||
}
|
||
return BadAuthRequest("当前分辨率不支持所选图片宽高比")
|
||
}
|
||
|
||
func imageResolutionTier(quality string) string {
|
||
switch strings.ToLower(strings.TrimSpace(quality)) {
|
||
case "1k", "low":
|
||
return "1k"
|
||
case "2k", "medium":
|
||
return "2k"
|
||
case "4k", "high":
|
||
return "4k"
|
||
default:
|
||
return ""
|
||
}
|
||
}
|
||
|
||
func validateWorkflowProviderPromptLength(input canvasGenerationInput) error {
|
||
profile := input.Config.CapabilityConfig
|
||
if input.Mode != "video" || profile == nil || profile.Video == nil {
|
||
return nil
|
||
}
|
||
return validateModelPromptLength("视频", input.Prompt, profile.Video.References.PromptMaxChars)
|
||
}
|
||
|
||
func validateModelPromptLength(label string, prompt string, maxChars int) error {
|
||
if maxChars <= 0 {
|
||
return nil
|
||
}
|
||
actualChars := utf8.RuneCountInString(prompt)
|
||
if actualChars <= maxChars {
|
||
return nil
|
||
}
|
||
return BadAuthRequest(fmt.Sprintf("当前%s模型提示词最多 %d 个字符，完整提示词为 %d 个字符。系统不会自动截断，请精简当前输入、连线内容或技能上下文后重试", label, maxChars, actualChars))
|
||
}
|
||
|
||
func validateGPTImage2CustomSize(value string) error {
|
||
value = strings.ToLower(strings.TrimSpace(strings.ReplaceAll(value, "×", "x")))
|
||
if value == "" || value == "auto" {
|
||
return nil
|
||
}
|
||
parts := strings.Split(value, "x")
|
||
if len(parts) != 2 {
|
||
return errors.New("自定义图片尺寸请使用宽x高，例如 3840x1920")
|
||
}
|
||
width, widthErr := strconv.Atoi(parts[0])
|
||
height, heightErr := strconv.Atoi(parts[1])
|
||
if widthErr != nil || heightErr != nil || width <= 0 || height <= 0 {
|
||
return errors.New("图片尺寸必须是正整数")
|
||
}
|
||
if width%16 != 0 || height%16 != 0 {
|
||
return errors.New("图片尺寸宽高必须是 16 的倍数")
|
||
}
|
||
if max(width, height) > 3840 {
|
||
return errors.New("图片尺寸最长边不能超过 3840px")
|
||
}
|
||
if max(width, height) > min(width, height)*3 {
|
||
return errors.New("图片宽高比不能超过 3:1")
|
||
}
|
||
pixels := int64(width) * int64(height)
|
||
if pixels < 655360 || pixels > 8294400 {
|
||
return errors.New("图片总像素需在 655360 到 8294400 之间")
|
||
}
|
||
return nil
|
||
}
|
||
|
||
func videoDurationAllowed(value VideoDurationConfig, seconds int) bool {
|
||
if value.Selection == "enum" {
|
||
return containsInt(value.Values, seconds)
|
||
}
|
||
return seconds >= value.Min && seconds <= value.Max && value.Step > 0 && (seconds-value.Min)%value.Step == 0
|
||
}
|
||
|
||
func videoRatioAllowed(options []string, value string) bool {
|
||
value = strings.TrimSpace(strings.ToLower(strings.ReplaceAll(value, "×", "x")))
|
||
if containsCapabilityString(options, value) {
|
||
return true
|
||
}
|
||
parts := strings.Split(value, "x")
|
||
if len(parts) != 2 {
|
||
return false
|
||
}
|
||
width, widthErr := strconv.ParseFloat(parts[0], 64)
|
||
height, heightErr := strconv.ParseFloat(parts[1], 64)
|
||
if widthErr != nil || heightErr != nil || width <= 0 || height <= 0 {
|
||
return false
|
||
}
|
||
actual := width / height
|
||
for _, option := range options {
|
||
candidate := ratioValue(option)
|
||
if candidate > 0 && absFloat(candidate-actual)/candidate < 0.01 {
|
||
return true
|
||
}
|
||
}
|
||
return false
|
||
}
|
||
|
||
func ratioValue(value string) float64 {
|
||
parts := strings.Split(strings.TrimSpace(value), ":")
|
||
if len(parts) != 2 {
|
||
return 0
|
||
}
|
||
width, widthErr := strconv.ParseFloat(parts[0], 64)
|
||
height, heightErr := strconv.ParseFloat(parts[1], 64)
|
||
if widthErr != nil || heightErr != nil || width <= 0 || height <= 0 {
|
||
return 0
|
||
}
|
||
return width / height
|
||
}
|
||
|
||
func normalizeResolution(value string) string {
|
||
value = strings.ToLower(strings.TrimSpace(value))
|
||
value = strings.TrimSuffix(value, "p")
|
||
if value == "2k" {
|
||
return "1440p"
|
||
}
|
||
if value == "4k" {
|
||
return "2160p"
|
||
}
|
||
return value + "p"
|
||
}
|
||
|
||
func containsCapabilityString(values []string, target string) bool {
|
||
for _, value := range values {
|
||
if strings.EqualFold(strings.TrimSpace(value), strings.TrimSpace(target)) {
|
||
return true
|
||
}
|
||
}
|
||
return false
|
||
}
|
||
|
||
func containsInt(values []int, target int) bool {
|
||
for _, value := range values {
|
||
if value == target {
|
||
return true
|
||
}
|
||
}
|
||
return false
|
||
}
|
||
|
||
func absFloat(value float64) float64 {
|
||
if value < 0 {
|
||
return -value
|
||
}
|
||
return value
|
||
}
|