aws

type CapacityBlockOptions struct {
	InstanceTypes []string
	MinDuration   int32  // Minimum duration in hours
	MaxDuration   int32  // Maximum duration in hours
	StartAfter    string // ISO format datetime
	StartBefore   string // ISO format datetime
	OnlyActive    bool
	Verbose       bool
}

type CapacityBlockResult struct {
	CapacityBlockID       string   `json:"capacity_block_id" yaml:"capacity_block_id"`
	InstanceType          string   `json:"instance_type" yaml:"instance_type"`
	InstanceCount         int32    `json:"instance_count" yaml:"instance_count"`
	AvailabilityZone      string   `json:"availability_zone" yaml:"availability_zone"`
	StartDate             string   `json:"start_date" yaml:"start_date"`
	EndDate               string   `json:"end_date" yaml:"end_date"`
	DurationHours         int32    `json:"duration_hours" yaml:"duration_hours"`
	State                 string   `json:"state" yaml:"state"` // scheduled, active, completed, cancelled
	ReservationFee        float64  `json:"reservation_fee" yaml:"reservation_fee"`
	UltraClusterPlacement bool     `json:"ultra_cluster_placement" yaml:"ultra_cluster_placement"`
	Tags                  []string `json:"tags,omitempty" yaml:"tags,omitempty"`
}

type CapacityReservationOptions struct {
	InstanceTypes  []string
	OnlyAvailable  bool  // Only show reservations with available capacity
	OnlyActive     bool  // Only show active reservations
	IncludeExpired bool  // Include expired reservations
	MinCapacity    int32 // Minimum available capacity
	Verbose        bool
}

type CapacityReservationResult struct {
	ReservationID     string   `json:"reservation_id" yaml:"reservation_id"`
	InstanceType      string   `json:"instance_type" yaml:"instance_type"`
	Region            string   `json:"region" yaml:"region"`
	AvailabilityZone  string   `json:"availability_zone" yaml:"availability_zone"`
	TotalCapacity     int32    `json:"total_capacity" yaml:"total_capacity"`
	AvailableCapacity int32    `json:"available_capacity" yaml:"available_capacity"`
	UsedCapacity      int32    `json:"used_capacity" yaml:"used_capacity"`
	State             string   `json:"state" yaml:"state"`
	Tenancy           string   `json:"tenancy" yaml:"tenancy"`
	EBSOptimized      bool     `json:"ebs_optimized" yaml:"ebs_optimized"`
	EndDate           string   `json:"end_date,omitempty" yaml:"end_date,omitempty"`
	Platform          string   `json:"platform" yaml:"platform"`
	Tags              []string `json:"tags,omitempty" yaml:"tags,omitempty"`
}

type Client struct {
	// contains filtered or unexported fields
}

type FilterOptions struct {
	IncludeAZs     bool    // If true, populate InstanceTypeResult.AvailableAZs (one extra API call per type)
	Architecture   string  // Filter to "x86_64" or "arm64"; empty matches both
	MinVCPUs       int     // Minimum vCPU count; 0 disables this filter
	MinMemory      float64 // Minimum memory in GiB; 0 disables this filter
	ExactVCPUs     bool    // If true, match exact vCPU count instead of minimum
	ExactMemory    bool    // If true, match exact memory instead of minimum
	InstanceFamily string  // Restrict to a family prefix, e.g. "m6i"; empty matches all
	Verbose        bool    // If true, log per-region progress to stderr
}

type InstanceTypeResult struct {
	InstanceType    string   `json:"instance_type" yaml:"instance_type"`                               // EC2 instance type, e.g. "m6i.2xlarge"
	Region          string   `json:"region" yaml:"region"`                                             // AWS region where this type is available
	AvailableAZs    []string `json:"availability_zones,omitempty" yaml:"availability_zones,omitempty"` // AZs with capacity; populated when FilterOptions.IncludeAZs is true
	VCPUs           int32    `json:"vcpus,omitempty" yaml:"vcpus,omitempty"`                           // Default vCPU count
	MemoryMiB       int64    `json:"memory_mib,omitempty" yaml:"memory_mib,omitempty"`                 // Memory in MiB
	Architecture    string   `json:"architecture,omitempty" yaml:"architecture,omitempty"`             // CPU architecture: "x86_64" or "arm64"
	InstanceFamily  string   `json:"instance_family,omitempty" yaml:"instance_family,omitempty"`       // Family prefix, e.g. "m6i"
	GPUs            int32    `json:"gpus,omitempty" yaml:"gpus,omitempty"`                             // Number of GPUs; 0 for non-GPU instances
	GPUMemoryMiB    int64    `json:"gpu_memory_mib,omitempty" yaml:"gpu_memory_mib,omitempty"`         // Total GPU memory in MiB across all GPUs
	GPUModel        string   `json:"gpu_model,omitempty" yaml:"gpu_model,omitempty"`                   // GPU model name, e.g. "A100"
	GPUManufacturer string   `json:"gpu_manufacturer,omitempty" yaml:"gpu_manufacturer,omitempty"`     // GPU vendor, e.g. "nvidia"
	OnDemandPrice   float64  `json:"on_demand_price,omitempty" yaml:"on_demand_price,omitempty"`       // On-demand $/hr; 0 if not yet fetched
}

type SpotOptions struct {
	MaxPrice      float64 // Exclude results above this $/hr threshold; 0 disables
	ShowSavings   bool    // Populate SpotPriceResult.SavingsPercent by comparing with on-demand price
	LookbackHours int     // Hours of price history to query; 0 uses the AWS default (typically 1 hour)
	OnlyActive    bool    // Exclude price history entries with no current offering
	Verbose       bool    // If true, log per-region progress to stderr
}

type SpotPriceResult struct {
	InstanceType     string  `json:"instance_type" yaml:"instance_type"`                         // EC2 instance type
	Region           string  `json:"region" yaml:"region"`                                       // AWS region
	AvailabilityZone string  `json:"availability_zone" yaml:"availability_zone"`                 // AZ where this price applies
	SpotPrice        float64 `json:"spot_price" yaml:"spot_price"`                               // Current Spot price in $/hr
	OnDemandPrice    float64 `json:"on_demand_price,omitempty" yaml:"on_demand_price,omitempty"` // On-demand $/hr for savings calculation; 0 if unavailable
	SavingsPercent   float64 `json:"savings_percent,omitempty" yaml:"savings_percent,omitempty"` // Discount vs on-demand: 100*(1-spot/ondemand); set when SpotOptions.ShowSavings is true
	Timestamp        string  `json:"timestamp" yaml:"timestamp"`                                 // RFC3339 timestamp of the price observation
	ProductType      string  `json:"product_type,omitempty" yaml:"product_type,omitempty"`       // OS description, e.g. "Linux/UNIX"
}